EP1879686A2

EP1879686A2 - Method for the treatment of a material other than the human body

Info

Publication number: EP1879686A2
Application number: EP06755480A
Authority: EP
Inventors: Léon Mentink; Joël BERNAERTS
Original assignee: Roquette Freres SA
Current assignee: Roquette Freres SA
Priority date: 2005-05-12
Filing date: 2006-05-10
Publication date: 2008-01-23
Also published as: EP1879687B2; ATE424921T1; DE602006005641D1; EP1879687B1; US20080191171A1; EP1879687A2; WO2006120342A2; JP2008540097A; US20080191164A1; CN101175555A; WO2006120342A3; JP5086245B2; JP5373391B2; CN101175556A; CN101175555B; FR2885536B1; JP2008540760A; US8080115B2; WO2006120343A3; FR2885536A1

Abstract

Treating a matter other than the human body, comprises mixing or setting the matter in contact with a composition comprising a compound (I) of dianhydrohexitol ethers, and a compound (II) of alkaline agents, acid agents, and solubilizing agents, preferably fatty alcohol liquid at 25[deg]C other than isostearylic alcohol, nonfatty alcohols, terpenic compounds, aldehydes, ketones, fluorinated compounds, sulfur compounds, ethers, esters or supercritical fluids. An independent claim is included for a composition to treat matter other than human body.

Description

PROCESS FOR THE TREATMENT OF MATTER OTHER THAN

HUMAN BODY

The present invention relates to a process for the treatment of a material other than the human body, using a composition containing at least one dianhydrohexitol ether, preferably chosen from dimethylisosorbide ("DMI") and dimethylisoidide

("DMIi"), and at least one compound selected from alkaline agents, acidic agents, and a list of solubilizing agents.

Of the dianhydrohexitol ethers, DMI, known for more than 50 years, has been the subject of the most studies in terms of preparation and applications. This compound is particularly recommended in the treatment of the human body as a vectoring agent of active ingredients allowing them to reach their target more effectively inside the human body. It is especially used as a "dermo-penetrant" to improve the penetration of active ingredients in the upper layers of the epidermis, protein (keratin). Its use as a keratolytic agent vector in order to improve the percutaneous absorption of said agent is, for example, described in the patent application WO 2004/105722.

However, it must be noted that, to date, in the pharmaceutical and cosmetic fields, the DMI is used industrially and commercially only in relatively small quantities and this, in application "niches" such as self-tanning creams or anti-acne creams.

In the context of the treatment of the human body, it has also been described in US Pat. No. 5,258,070 that treatment of the nails with a composition intended to eliminate the varnish previously deposited on their surface. In this composition, the DMI is used in a small amount (5% by weight according to the examples), and plays only a "catalyst" role enabling the particular binary mixture of propylene carbonate and propylene glycol to act effectively as a solvent. nail polish. It is also pointed out that the binary mixture DMI / propylene carbonate or the binary mixture DMI / propylene glycol has no solvent function of the varnish. In this document, the precise effects of the DMI do not appear clearly, especially with regard to its potential abilities to penetrate inside the constituent keratin of the nail and to vectorize one and / or the other of solvents.

In any event, such nail polish remover compositions containing DMI have never been placed on the market before and it must be considered, in the light of the foregoing, that if they were to be they would contain only a low or very low proportion of DMI.

To the knowledge of the Applicant, there is only one published document disclosing the use of DMI for the treatment of a material other than the human body, namely US Patent 5,843,194 relating to the very particular field of gelled compositions for the preparation of candles. In this particular context, the DMI is implemented within the constitutive mass of the candle, obligatorily in small proportions (6% maximum in practice) and in association with isostearyl alcohol, and this for aesthetic purposes and in particular As a flame enhancement agent, it appears, however, that in the absence of isostearyl alcohol, DMI does not make it possible to obtain a candle satisfactory in terms of combustion but also transparency. To the knowledge of the Applicant, the use of DMI in the preparation of candles, in particular as "flame-enhancing agent", has never experienced any industrial and commercial development.

The finding can be made so that, to date, the industrial and commercial exploitation of dianhydrohexitol ethers, including DMI, remains very limited in the field of the treatment of the human body and is non-existent in the other fields, in particular in the fields of detergency, inks and paints, building materials, metallurgy, printing, paper, textiles, plant protection products, adhesives, industrial coatings and electronics.

The Applicant has now found that the properties not yet revealed dianhydrohexitol ethers were exploitable in many other fields. It has notably observed that the use of dianhydrohexitol ethers in compositions specifically intended for the treatment of substances other than the human body makes it possible to increase singularly the possibilities of industrial and commercial exploitation not only of these ethers but also of other compounds, selected, natures and various features can advantageously be associated with said ethers.

Remarkably, it has been found that such use of dianhydrohexitol ethers, in combination with selected compounds, has the effect of not deteriorating or generally improving a) the conditions of preparation and / or use of said compositions but also b) the performances and physical characteristics, intermediate or final, of said compositions, or even materials treated with such compositions.

Accordingly, the present invention relates to a method of treating a material other than the human body, comprising mixing or contacting said material to be treated with a composition comprising: a) at least one compound A selected among the ethers of dianhydrohexitol, and b) at least one compound B chosen from alkaline agents, acidic agents, and solubilizing agents chosen from fatty alcohols at 25 ^° C. other than isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehydes, ketones, fluorinated compounds, sulfur compounds, ethers, esters and supercritical fluids.

"Treatment of a material other than the human body" means any operation applied to any material, of an organic and / or mineral nature, with the exception of the only operations applied, directly and "in vivo", to the to be human, including on the skin or nails, for a therapeutic or cosmetic effect.

By "treatment of a material other than the human body" is meant in particular any operation applied to an inanimate material.

The treated material according to the invention can have origins, natures, properties and highly variable destinations. It may be or contain at least a majority of:

- a metallic material of any kind, which may be in the form of articles and structures of all shapes, sizes and functionalities such as rods, sheets, films, coatings, plates, sheets, parts for the automotive, naval or aeronautical industries, bodies, vehicles, frames, tanks, formwork, packaging boxes, molds, pipes , rolls, blankets, pumps, tools, apparatus, instruments, hardware, cutlery, cutlery, prostheses, parts for household appliances, electronic or microelectronic components, floppy disks, semiconductor components. a glass material, of a mineral or organic nature, which may be in the form, for example, of fibers, walls, windows, verandas, aquariums, screens, windscreens, glasses, lenses, laboratory equipment, dishes, bottles,

- a mineral material, in particular based on plaster, cement, mortar, grout, concrete, plaster, porcelain or ceramic, which may be, for example, in the form of panels, paving stones, coatings, slabs, plates, tiles, bricks, walls, posts, enclosures, bridges and other structures,

- a mineral material naturally occurring in the form of sand, gravels, pebbles, stones, rocks,

- woody material in the form of wooden articles such as doors, windows, shutters, frames, poles, laths, floors, panels, tables, furniture, formwork, tools, instruments, including fiber-based articles wood and, optionally, fibers and / or mineral or plastic fillers, such as insulating panels or composite materials, - a plant material such as seeds, leaves, stems, flowers, fruits, vegetables, roots, cellulosic or hemicellulosic fibers or other plant extracts, - a material extracted from the animal body such as hides, skins, horns and wools,

- a textile material which may be in the form of yarns, filaments, fibers or textile webs, of natural or synthetic origin, woven or non-woven articles, clothing, wipes, curtains, cloths,

a papermaking material such as paper fibers or sheets, a sheet of paper, flat or corrugated cardboard,

a polymeric material of synthetic or natural origin, of plastic or elastomer type

(polysaccharides, polylactates, polyhydroxy-alkanoates, polyolefin resins, polyesters, polyamides, polyurethanes, acrylics, epoxies, elastomers, natural rubbers, etc.) which may be, for example, in the form of latices, sheets, films, coatings, plates, formwork, packaging, parts for the automobile or household appliance, tires, electronic or microelectronic components, diskettes, prostheses, a fat such as an oil or a grease, mineral or organic origin, a fuel or a "bio-fuel" such as bioethanol or esters of vegetable oils,

- water or any other aqueous fluid, - air or any other gas or mixture of gases.

Consequently, by "material other than the human body", is meant in particular a material chosen from metal materials, glass materials, mineral substances, ligneous materials, vegetable matter, substances extracted from the animal body, textile materials, paper materials, polymeric materials of natural or synthetic origin, fats, fuels, water, fluids aqueous, air, gas, and mixtures of these materials.

Preferably, said material is not in gelled form. The treatment to which said material is subjected in accordance with the invention may consist of a treatment of all or only part of the surface or mass constituting the material. This treatment may have the purpose or effect of cleaning and / or ennobling all or part of this material and in particular consist of operations:

- washing, cleaning (including precision), wetting, rinsing, degreasing, coating, gluing, coating, lamination, surfacing (including paper), coating (including paper), deicing, disinfection, decontamination, dusting, machining, cutting, stripping, abrasion, satin finishing, anti-rust treatment, anti-corrosion treatment, lubrication, waxing, dyeing, painting, varnishing, coloring, gilding, brightening, printing, marking, revelation, deinking, bleaching, bleaching, deodorization, perfuming or aromatization, operations applied on the surface and / or in the constituent mass of the material, preferably applied on the surface of the material, - extraction, impregnation, dispersion, solvation, compatibilisation, adjuvantation, plasticization, gelation, liquefaction, vectorization , combustion, preferably applied to within the entire constitutive mass of matter.

Given the diversity of the materials to be treated and types of treatments, it is industrially used, for the purpose of said treatments, a multitude of compositions in different forms (liquid, emulsified, pasty, solid, gaseous, aerosol ), including in the form of finished or semi-finished articles of structures, dimensions and forms of presentation that are very variable, and which have necessarily a wide variety of functionalities such as the following compositions, cleaning, detergent, stain remover, degreaser, degreaser, dust remover, lubricating, antifreeze, disinfectant, deodorant, impregnating, perfuming, decorative, adhesive, binder or film forming agents. It may be in particular compositions, fully formulated or not, directly usable in the state or not, perfumes and ambiancers, paints, latex, coating sauces, inks, lacquers, stains and wood varnishes, glues and adhesives, foundry binders, cutting oils, machining fluids, drilling fluids, photographic baths, fuels, paint removers, window cleaners, liquid detergents, pulverulent or in tablet form, especially for washing dishes, linen or floors, precision cleaning compositions for photolithography, deicing compositions, fountain solutions, coating compositions for boxes or metal coils ("can coating compositions" or "coil coating compositions"), impregnated wipes or phytosanitary products including fungicidal or herbicidal activity. Whatever the functionality and purpose of each of these compositions, it is desirable in current industrial practice that any means implemented during its preparation may present all the criteria listed below: a) be sufficiently effective for any function for which it is intended for a given treatment, b) not to deteriorate, and if possible improve, the conditions of preparation and / or the conditions of use of any composition in which it is incorporated with a view to a given treatment, c) not to deteriorate, and if possible improve, the intermediate and final performance and physical characteristics of said composition or of any material treated with said composition, d) to be of high safety and minimum of inconvenience, particularly in terms of protection of man and the environment, (e) be derived from materials of natural origin and, if possible, renewable.

In particular, it is particularly desirable to find a means which, ideally and with regard to the aforementioned criteria: a) is really effective, for example as a cleaning agent, wetting agent, dispersant, lubricant, compatibilizer, and / or coalescing agent. b) is advantageously usable in compositions intended to be applied (i) both cold and hot and / or (ii) both neutral pH and acidic or basic pH. c) does not deteriorate, if possible improves, the physical, organoleptic and more generally applicative characteristics, for example the film-forming power, the wetting power, the viscosity, the volatility, miscibility with water, chemical stability, color, transparency and / or odor, of said compositions but also the characteristics, including organoleptic characteristics, of any material, for example of any glass surface, of metal of wood, paper or plastic, treated with said compositions. (d) is more ecologically acceptable than adjuvants of the same classically used functionality, for example glycol ethers, fossil hydrocarbons or chlorinated solvents in general, and in particular:

- does not contain dangerous substances and in particular substances recognized as toxic, carcinogenic or mutagenic, has a low propensity to generate volatile organic compounds (VOCs), including during the hot application of the compositions containing it, and in particular has a vapor pressure, at 25 ° C, of less than 13.3 Pa, so as to preserve the ozone layer,

has a high flash point, preferably greater than 60 ^° C., in particular greater than 70 ^° C., so as not to induce an explosion, has an acceptable odor, in any case significantly less troublesome or irritating than adjuvants classics in general,

- Has good rinsability, ie good ability to be driven by an aqueous solution while being harmless to the environment (no bioaccumulation, no toxicity to flora and fauna, especially aquatic, and sufficient biodegradability). In order to limit the use of compounds known to be dangerous or toxic to humans and / or the environment, such as fossil hydrocarbons, chlorinated solvents or glycol ethers, it has been proposed in particular since about thirty years. 'years, to replace them in whole or in part by compositions based on ester (s).

The use of lactic acid esters has, for example, been described: in the preparation of paints, lacquers or varnishes in the patents US Pat. No. 3,985,691, EP 659,856 or EP 851,298,

in combination with glycerides or derivatives, in the preparation of solvent compositions in general in patent WO 01/18162 or specifically intended for cleaning surfaces soiled with ink in patent WO 01/74984,

in the preparation of lubricating compositions in patent WO 03/106599, in the form of derivatives of mono- and poly lactyl lactate alkyl type, in the cleaning or degreasing of metal parts in patent WO 03/087284, in the preparation of "diesel / fuel" type fuels in US Pat. No. 6,719,815.

Compositions containing lactic acid esters, however, have a certain number of drawbacks, and in particular: a lack of solvent power for highly hydrophobic materials, a relatively pronounced odor, a relatively low flash point (46 ° C. for lactate). ethyl) and high flammability, high vapor pressure, high instability in alkaline medium, resistance to relatively weak hydrolysis and an irritating character (presence of free lactic acid).

To overcome all or part of these disadvantages, it has been recommended to associate said esters respectively:

fatty acid esters for increasing the flash point of the following compositions (WO 01/18162) to tertiary amines for improving the odor thereof (WO 03/016449), to d-limonene in order to improve the possibilities of use in general, including the solvent power for highly hydrophobic materials (US 6,797,684). In order to limit the use of solvents recognized as dangerous for man and / or the environment, it has also been proposed to replace them, in whole or in part, in association or not with lactic acid esters, with compositions based on products such as vegetable oil methyl esters, dicarboxylic acid esters or dibasic esters ("Dibasic

Esters "or" DBE ") or terpenes such as d-limonene.

However, these products have the following drawbacks: methyl esters of vegetable oils, eg rapeseed, soya, sunflower or castor oils: pronounced odor, pronounced color, immiscibility in water, absence of rinsability, limited solvent power (Applicable to few materials and with often limited effectiveness), viscosity often unsuitable, cold-setting ability, dibasic esters, for example dimethyl esters of adipic, glutaric or succinic acids and mixtures thereof: limited solvent power, low miscibility with water, poor rinsability, sometimes unsuitable viscosity (either too low or too high), insufficient stability, irritating character due to the presence of free acids, - terpenes (d-limonene): immiscibility in water , not rinsing, relatively low flash point (48 ° C), irritating, low chemical stability (auto-oxidation).

The Applicant Company has found that in the general field of processing a subject other than the human body, it is now possible to have a means which: not only, as such, verifies all the criteria a) to d) above, - but also makes it possible advantageously to formulate, in particular with respect to said criteria, new compositions based on additives of a chemical nature or of very varied functionality (s).

This means therefore consists in the use of a dianhydrohexitol ether (hereinafter referred to as "compound A") as a component of said compositions in combination with a compound (hereinafter referred to as "compound B") selected from certain solubilizing agents, alkaline agents and acidic agents. More specifically, the subject of the present invention is a process for treating a material other than the human body, comprising mixing or bringing said material into contact with a composition comprising: a) at least one compound A selected from the group consisting of dianhydrohexitol ethers, and b) at least one compound B selected from alkaline agents, acidic agents, and solubilizing agents selected from liquid alcohols at 25 ^° C. other such as isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehydes, ketones, fluorinated compounds, sulfur compounds, ethers, esters and supercritical fluids. By "dianhydrohexitol" is particularly meant isosorbide, isomannide, isoidide, isogalactide and any mixture of at least two of these products.

The term "dianhydrohexitol ether" is intended to mean, in particular, any compound A chosen from dianhydrohexitol monoethers, dianhydrohexitol diethers and mixtures of these ethers.

It is preferably alkyl ethers of dianhydrohexitols, in particular methyl, ethyl, hexyl or 2-ethylhexyl ethers of isosorbide, isomannide and isoidide.

Said compound A may in particular consist, in whole or in majority (i.e for at least 50% of its dry matter), dimethylisosorbide ("DMI"), diethylisosorbide ("DEI"), di-2-ethylhexylisosorbide

("DEHI") and / or dimethylisoidide ("DMIi").

Said compound A may be present in all proportions within the composition used in the process of the invention. It can thus, depending on the nature and the destination of said composition: be the majority component of said composition and represent from 51 to 99.8%, especially from 55 to 99.5%, of the weight of said composition, or conversely, represent less than 50%, especially 10 to 45%, of the weight of said composition.

The dianhydrohexitol ether (compound A) preferably represents more than 5%, preferably more than 10% and more preferably still more than 15%, of the weight of said composition.

According to a first variant, compound A and compound B are present in the composition used in the process of the invention in a weight ratio of compound A / compound B, expressed in dry weight / dry weight, of between 2/98. and 98/2, preferably between 5/95 and 95/5.

As indicated above, the solubilising agent is chosen from:

fatty alcohols which are liquid at 25 ^° C. other than isostearyl alcohol, such as butanol, isobutanol, isobutylcarbinol, hexanol, heptanol, octanol, nonanol and decanol; fatty alcohols such as isosorbide and pentitols, glycerol, methanol, ethanol, 2-butoxyethanol, isopropanol, propan-1-ol and alcohol benzyl, - terpene compounds such as d-limonene, dipentene, pinene, citrus, pine, eucalyptus or camphor essential oils, turpentine spirits, aldehydes such as benzaldehyde and its derivatives ketones such as N-methylpyrrolidone (NMP), cyclohexanone and isophorone, fluorinated compounds, in particular hydrofluoroethers (HFE), hydrofluorocarbons (HFCs), hydrochlorofluorocarbons (HCFCs) such as hydrofluoroalkanes and hydrochlorofluoroalkanes,

sulfur compounds, ethers, in particular glycerol, hexylene glycols or propylene glycols, esters, in particular:

glycerol such as triacetin, tributyrin, tricapryline, trioctanine or triolein,

* dianhydrohexitols, in particular isosorbide, isomannide or isoidide,

non-fatty monoacids such as lactates or acetates of methyl, ethyl, butyl, isobutyl, propyl, isopropyl, amyl or benzyl,

non-fatty polyacids such as citrates, adipates, succinates or glutarates of methyl or isobutyl,

fatty acids, especially derived from vegetable fats, for example methyl, n-propyl, isopropyl, butyl or ethylhexyl esters, supercritical fluids, in particular supercritical CO ₂ .

According to a preferred embodiment, the solubilizing agent combined with the dianhydrohexitol ether in the composition used according to the invention has: a) a vapor pressure, at 25 ° C., of less than 13.3 Pa, preferably more than 10 Pa, and / or b) a flash point greater than 60 ^° C., preferably greater than 70 ^° C. and more preferably still greater than 85 ° C., and / or (c) a biodegradability such that after 28 days at least 20%, preferably at least 70%, of said solubilizing agent has been degraded.

Biodegradability is measured here according to the method, hereinafter referred to as "OECD 302 B", recommended by the OECD under the following N ° and Title: N ° 302 B Intrinsic biodegradability: Zahn-Wellens test / EMPA ('Inherent Biodegradability: Zahn - Wellens / EMPA Test').

According to another embodiment, whether or not associated with the preceding, said solubilising agent is chosen from the group comprising non-fatty alcohols, esters of glycerol and of dianhydrohexitols, non-fatty monoacid esters, preferably lactates and acetates, polyunsaturated fatty acid esters, fatty acid esters, terpene compounds, glycerol ethers, propylene glycol ethers, fluorinated compounds, sulfur compounds, supercritical fluids and mixtures of these products.

Said solubilizing agent may then advantageously be chosen from the group comprising a) non-fatty alcohols, in particular isosorbide, glycerol, ethanol, propanol, isopropanol and 2-butoxyethanol, b) glycerol esters. and dianhydrohexitols, in particular triacetin, tributyrin, acetates, isosorbide or isoidide n-hexylates, n-hexylates, ethylhexylates and octanoates, c) esters, in particular methyl, ethyl, n -butyl and iso-butyl, n-propyl and iso-propyl, hexyl and ethylhexyl, lactic, acetic, adipic, succinic, glutaric or fatty acids comprising from 3 to 24 carbon atoms, d) terpene compounds, particularly d-limonene and pinenes, e) glycerol ethers and f) mixtures of these products.

In general, it is preferred to use a solubilizing agent which is liquid at 25 ^° C.

As a first step, and after much research and analysis, the Applicant Company has shown that dianhydrohexitol ethers have many other advantages than those hitherto actually described and exploited for more than 50 years and more particularly for DMI and ^' in the field of treatment of the human body (lack of irritancy and toxicity to humans, low odor, miscibility with water in all proportions, high flash point).

In particular, it demonstrated that these ethers, including DMI, had all of the following advantages, hitherto never described or exploited, in any case to its knowledge:

An evaporation rate relative to the extremely low n-butyl acetate (less than 0.005 at 20 ^° C.), reflecting a very low propensity to generate volatile organic compounds (VOCs),

° easy biodegradability ( ^Λ Ready

Biodegradability), assessed according to the method recommended by the OECD under No. 301 A ^(Λ DOC Die - Away Test ') higher than 20% at 28 days, in this case of the order of 25% and a intrinsic biodegradability aerobic

(according to the "OECD 302 B" method) above 20% at 28 days, in this case of the order of 36%, said values reflecting the fact that the IMD can not persist indefinitely in the environment, or present any risk of bioaccumulation in soil, plants or animal tissues, absence of adverse effect on the biodegradability of other substances, absence of toxicity to aquatic organisms such as bacteria, freshwater algae, daphnia and freshwater fish,

An important solvent power, in particular miscibility with the vast majority of families of solubilizing agents used industrially (alcohols, terpene compounds, aldehyde compounds, ketone compounds, sulfur compounds, fluorinated compounds, ethers and esters), with the exception of only alkanes,

⁰ a compatibilizing power or third solvent based compositions of alkanes, mineral oils or petroleum distillates,

⁰ hydrotrope a high power, i.e. a high ability to allow, in aqueous media, a solubilizing insoluble compounds such as for example some dyestuffs, high physicochemical stability both in neutral medium or in an acid medium alkali, and an absence of corrosive power vis-à-vis metals conventionally used in industrial environments such as steel, iron-smelting, lead, aluminum, copper, tin or brass.

The Applicant Company then imagined that the combination of a dianhydrohexitol ether with products such as the solubilizing agents listed above allowed these products, although of a chemical nature and with extremely varied intrinsic characteristics, to find new possibilities for improving use, namely other than the treatment of the human body and this, in particular as substitutes for hazardous, toxic or polluting materials.

It has thus been observed that a compound A such as DMI, even when it was present in a minority manner with respect to a solubilizing agent compound B as selected, has a number of advantageous effects, said effects may also vary depending on the nature of the solubilizing agent retained. The Applicant has obtained in particular the following results, thanks to the association of the DMI with one or other of the compounds B below:

* ethyl or butyl lactate: reduction of the odor, increase of the flash point, increase of the vapor tension, increase of the stability, extension of the solvent power.

* d-limonene or dipentene: reduction of the odor, increase of the viscosity, increase of the irascibility with the water, increase of the flash point, reduction of the flammability, extension of the power solvent.

* dibasic esters: adjustment of the viscosity, improvement of the rinsability, improvement of the stability, reduction of the vapor tension, reduction of the irritating power, extension of the solvent power.

* fatty acid methyl esters of vegetable oils: reduction of color and odor, reduction of cold setting temperature, improvement of rinsability, extension of solvent power.

* N-methylpyrrolidone (NMP): increase of the viscosity, reduction of the vapor pressure, extension of the solvent power.

According to a particular embodiment, the dianhydrohexitol ether (compound A) is minor to the solubilizing agent in the composition used according to the invention, which is then characterized in that:

the solubilising agent is chosen from fatty alcohols at 25 ^° C. other than isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehyde compounds, ketones, fluorinated compounds, sulfur compounds, ethers, esters, and supercritical fluids, and the weight ratio (dry weight / dry weight) compound A / compound B is less than 50/50, preferably between 2/98 and 40/60.

This ratio can in particular be between 5/95 and 25/75.

As indicated above, compound B can also be chosen from alkaline agents. The term "alkaline agents" is intended in particular to mean compounds selected from the group consisting of ammonia, urea, hydroxides, silicates, metasilicates, aluminosilicates, borates, carbonates, bicarbonates, percarbonates, sulphates, phosphates, phosphonates and hypochlorites of metals. alkali or alkaline-earth metals, in particular sodium, alkali or alkaline earth salts of fatty or non-fatty organic acids, in particular citric, lactic, gluconic, formic, tartaric, acetic, lauric, stearic or oleic acids, primary, secondary or tertiary amines, amino derivatives of alcohols, acids or acid polymers, in particular 2-amino-2-methyl-1-propanol ("AMP"), amino derivatives of di-, tri-, tetra or pentaacetic, mono- or disuccinic, tartaric, citric or phosphonic such as, for example, amino derivatives known to those skilled in the art under the abbreviations of NTA, EDTA, DTPA, EDTMP, MGDA, EDMS and EDDS, as well as mixtures of these products.

Preferably, when it contains at least one alkaline agent, the composition used according to the invention has a pH greater than 8, preferably greater than 8.5 and even more preferably between 9 and 13. The Applicant Company notably observed that a compound A such as DMI, combined with an alkaline agent such as disodium metasilicate or ammonia, for example in a detergent or cleaning composition, in particular with a pH greater than 8, had the effect of improving the degreasing and saponifying powers of said composition.

As indicated above, compound B, combined with dianhydrohexitol ether (compound A) according to the invention may also be chosen from acidic agents.

"Acidic agents" means all acids, organic or inorganic, in particular those chosen from the group comprising hydrochloric, sulfuric, phosphoric, sulphamic, citric, lactic, gluconic, formic, tartaric, acetic, octanoic, oleic or benzoic acids; as well as mixtures of these acids.

Preferably, an acidic agent of organic origin is used. Preferably, when it contains at least one acidic agent, the composition used according to the invention has a pH of less than 5, preferably less than 4.5 and even more preferably between 1.5 and 4. The Applicant Company has in particular observed that a compound A such as DMI, combined with an acid such as lactic acid or sulphamic acid, for example in a descaling or descaling composition having a pH of less than 4.5, had the effect of to increase the solubilizing power of these.

The compositions used according to the invention may also contain one or more other constituents, these being especially chosen from the group comprising water, dyes, pigments, thickeners, gelling agents, active ingredients and surfactants.

By "active ingredients" is meant especially biocides, nematicides, helicines, insecticides, raticides, fungicides, herbicides and repellents for animals.

By "surfactants" is meant all surfactants whether anionic, cationic, amphoteric or nonionic. The anionic surfactants may in particular be chosen from alkylbenzene sulfonates, paraffin sulfonates, olefin sulfonates, methyl ester sulfonates, alkyl ether sulphates, fatty alcohol sulphates, fatty acid soaps, sulphoalkyl fatty acid amides, sulphosuccinates, diglycolamide sulphates, acylated N-amino acids or polyoxyethylene carboxylates.

The cationic surfactants may in particular be imidazolines, quaternary mono- or dialkylammonium or quaternary ammonium esters.

The amphoteric surfactants may in particular be amphoteric derivatives of betaine such as sulfonates and alkylamidopropylsulfobetaines or betaine ethoxylée. Nonionic surfactants, which are the surfactants preferred in the context of the present invention, may especially consist of ethoxylated fatty alcohols, copolymers of alkylene oxide, in particular of ethylene oxide or propylene oxide. , in amine oxides, alcohol amides, poplyglycerol ethers, alkylpolyglucosides, alkylpolyglucosamides, esters of mono- or dianhydrohexitols, in particular sorbitan esters, ethoxylated or otherwise, to pentaerythritol esters. Preferably, the surfactant, in particular nonionic, has a biodegradability at 28 days of at least 20%, preferably at least 70% according to the method "OECD 302 B" mentioned above. The Applicant Company has notably observed that a dianhydrohexitol ether, such as DMI, in a stripping composition containing, in addition, a nonionic surfactant such as an oxyethylenated alkylphenol, had the effect of improving the deposition of the composition on the surface of a wood-based material, or even to improve the pickling of said material.

The joint use of a dianhydrohexitol ether and a compound B as claimed is therefore a new means particularly well adapted to current requirements, including technical, environmental and regulatory, related to the general field of compositions for the treatment of materials other than the human body, said treatments and said materials being able to consist in particular of those and those listed previously.

These compositions may consist in particular: a) in compositions intended for the treatment, in particular the surface treatment, of a woody material (wood), textile or paper, said compositions being chosen in particular from the group of paints, dyes, latex , varnishes, lacquers, stains, pickling compositions, dedusting compositions, inks, glues and coating colors, b) in compositions intended for the treatment, in particular the surface treatment, of a metallic material, said compositions consisting especially of compositions for washing, cleaning, wetting, rinsing, degreasing, dedusting, machining, cutting, stripping, abrasion, glazing, varnishing, anti-rust, anti-corrosion, lubrication, painting, gilding, brightening, coating (including "can coating compositions" and "coil coating compositions"), film-coating or film-making, c) in compositions for the treatment, in particular the surface treatment, of a glass material, said compositions being chosen especially from the group of washing compositions such as detergents and cleaning compositions such as window-cleaning, degreasing and dust-removing , defrosting and disinfection, d) compositions in the form of wipes for the treatment, in particular cleaning, degreasing, dusting, perfuming and / or disinfecting, of any material other than the human body, particularly woody, polymeric, glassy or metallic material, and e) compositions for the treatment of plants, in particular plant compositions osanoids, plant nutrients or fertilizers.

In a preferred embodiment of the process of the invention the material to be treated is a metal material, woody material, textile material or paper material and the method comprises contacting said composition with the material to be treated.

The present invention also relates to the use, for the preparation of a treatment composition of a material other than the human body: a) at least one compound A chosen from dianhydrohexitol ethers, preferably dimethylisosorbide ("DMI"), and b) at least one compound B selected from alkaline agents, acidic agents, and solubilizing agents chosen from liquid fatty alcohols at 25 ^° C. other than isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehydes, ketones, fluorinated compounds, sulfur compounds, ethers, esters and supercritical fluids.

Finally, the subject of the invention is a composition for treating a material other than the human body, characterized in that it comprises at least one dianhydrohexitol ether, preferably dimethylisosorbide ("DMI"), and at least one compound B selected from alkaline agents, acidic agents and solubilizing agents selected from fatty alcohols liquid at 25 ° C other than isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehydes, ketones, fluorinated compounds, sulfur compounds, ethers, esters and supercritical fluids.

In a preferred embodiment of this composition, compound B is a solubilizing agent chosen from fatty alcohols at 25 ^° C. other than isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehydes and ketones. fluorine compounds, sulfur compounds, ethers, esters, and supercritical fluids, and

- The weight ratio (dry weight / dry weight) compound A / compound B is less than 50/50, preferably between 2/98 and 40/60. The compositions of the present invention are preferably chosen from paints, dyes, latices, varnishes, lacquers, glues, varnishes, inks, coating colors, detergents, window washes, compositions of cleaning, washing, wetting, rinsing, degreasing, dedusting, machining, cutting, pickling, abrasion, glazing, varnishing, anti-rust, anti-corrosion, lubrication, gilding, brightening, laminating, coating, disinfecting or de-wetting, wipes, phytosanitary compositions, plant nutritive compositions and fertilizers.

The subject of the present invention is furthermore the use of a dianhydrohexitol ether, in particular DMI, as a coalescence agent for a composition based on latex, especially chosen from aqueous paints, varnishes, lacquers, glues, stains , inks and sleeping sauces. The present invention will be described in more detail with the aid of the examples which follow and which are in no way limiting.

EXAMPLE 1: Degreasing compositions of steel sheets.

Uniform thin film coated steel sheets of different greases, lubricants or whole cutting oils commonly used in the metal processing industry are degreased. The degreasing efficiency of the following compositions is compared:

COMPOSITION 1: trichlorethylene (TCE) marketed by RIEDEL-DE HAËN under the reference number 24254, - COMPOSITION 2: dichloromethane (DCM) marketed by RIEDEL-DE HAËN under the reference number 34488,

COMPOSITION 3: dipentene (DP) marketed by FLUKA under reference number 42560, COMPOSITION 4: ethyl lactate (LE) marketed by SIGMA-ALDRICH,

COMPOSITION 5: dimethylisosorbide (DMI) produced by the Applicant in the form of a colorless, odorless, slightly viscous solution having a dimethylisosorbide purity of approximately 99.6%,

- COMPOSITION 6: mixture in equal parts, by weight, of DMI constituting COMPOSITION 5 and DP constituting COMPOSITION 3, - COMPOSITION 7: mixture in equal parts, by weight, of DMI constituting COMPOSITION 5 and LE constituent of COMPOSITION 4.

These compositions have as such the general properties given in the table below, said properties being designated and noted as follows:

* INF = flammability: - = no; + / ° C = yes / flash point.

* VOL = volatility / drying ability: 0 = low; + = average; ++ = strong.

* RIN = rinsability with water: 0 = bad; + = good; ++ = excellent.

* BIO = biodegradability: 0 = no; + = yes.

* ORI = renewable origin: 0 = no; + = yes.

COMPOSITION COMPRISING BIO GOLD INFINITE RINE

1 TCE - ++ 0 - -

2 DCM - ++ 0 - -

3 DP + / 48 ° C ++ 0 + +

4 LE + / 46 ° C + + + +

5 DMI + / 120 ⁰ C 0 ++ + +

6 DMI / DP + / 95 ⁰ C + + + +

7 DMI / LE + / 96 ⁰ C + ++ + + COMPOSITIONS 1 and 2 based on chlorinated solvents, although nonflammable, are not biodegradable and are not of renewable origin unlike the other compositions indicated. In addition, they are known to have some toxicity to humans

(mandatory labeling T, Xn, R40, R45 and / or R65) and for the environment (mandatory labeling R51 / R53).

The COMPOSITIONS 3 and 4, although they are of renewable origin while being biodegradable, have flash points too low so that a labeling RIO is necessary (flash points between 21 and 51 ° C).

COMPOSITION 5 as such has very advantageous properties (sufficiently high flash point, excellent water rinsability, renewable origin and intrinsically biodegradable). It is possible with this composition to obtain, by simple rinsing with water, a dry surface, but a supply of energy is necessary.

The COMPOSITIONS 6 and 7, in accordance with the invention, have, compared to the COMPOSITIONS 3 and 4, the advantage of being much safer with regard to a risk of explosion and do not require the affixing of a RIO labeling. Compared to COMPOSITION 5,

COMPOSITIONS 6 and 7 have the same advantageous properties while having a much better drying ability.

The performances of these 7 compositions are compared for 9 commercial fats and oils of different chemical natures. These 9 fatty substances are designated and defined as follows:

CG 1 ≈ paraffinic mineral oil,

GC 2 = mixture of petroleum mineral oils,

CG 3 = food mineral oil, CG 4 = molybdenum disulfide grease, GC 5 = mixture of mineral oil, paraffinic hydrocarbons and graphite,

GC 6 = polydimethylsiloxane oil, CG 7 = polycoupe oily mixture,

CG 8 = biostable polyvalent microemulsion, CG 9 = non-chlorinated special lubricant. For evaluation purposes, a cotton wool is impregnated with the tested composition and then this cotton is brought into contact with a thin and uniform film of fatty substance deposited on the surface of a steel plate. This operation is renewed twice. The steel plate is then rinsed with cold water to entrain the solvent. The degreasing effect is then noted as follows: Note = 1: visible residual presence of a greasy film.

Score = 2: visible residual presence of small fat spots.

Note = 3: visible absence of fat (defatted plate).

The results obtained for each composition applied to each of the 9 fatty substances are summarized in the table below.

For each of the COMPOSITIONS 1 to 7, an "overall score" is assigned according to the number of fatty substances for which the composition in question did not achieve the score of 3. This overall score, a maximum value of 10, is attributed as follows: 10/10: the composition obtained a score of 3 for all 9 fatty substances,

9/10: the composition obtained a score of 3 for 8 fats, 8/10: the composition obtained a score of 3 for 7 fatty substances,

7/10: the composition obtained a score of 3 for 6 fatty substances,

6/10: the composition obtained a score of 3 to 5 fat.

The table below thus shows, for each of COMPOSITIONS 1 to 7, the score obtained a) for the specific degreasing of each of the fat substances CG 1 to CG 9 deposited (score from 1 to 3) and b) globally, as a degreasing composition (notes from 6/10 to 10/10).

COMPOSITIONS 4 and 5 appear, in this case, less effective than the other compositions tested. However, they have an undeniable degreasing effect and it is remarkable to note that

COMPOSITION 5, based solely on DMI, makes it possible to eliminate, without visible residual traces, fatty substances of natures as different as the fatty substances CGl,

CG2, CG4, CG7 and CG9. However, COMPOSITION 7 presents, contrary to expectations, better degreasing performance than those of COMPOSITIONS 4 and 5, while it is based on a mixture of DMI and LE. It is the same for COMPOSITION 6 which proves to be more efficient than COMPOSITION 3 or COMPOSITION 5.

Finally, COMPOSITIONS β and 7 according to the invention are particularly interesting products for use in degreasing because of their rinsability to water, their safety of use, their biodegradability, their renewable origin and their degreasing efficiency vis-à-vis types of fats and oils very varied and usually used in the metal processing industry. They can advantageously replace in this function the toxic chlorinated solvents and dangerous to health that are TCE or DCM, or terpene compounds such as DP and lactates such as the LE whose flash points are generally considered to be insufficiently high to avoid the risk of explosion.

EXAMPLE 2: Film-forming compositions based on latex.

The properties, as coalescence agents for latex intended for the preparation of aqueous paints, are compared with the following liquid compositions: COMPOSITION A: 2,2,4-trimethyl-1-3-pentanediol monoisobutyrate, as sold by the Company PERSTORB 0X0 under the designation NEXCOAT® 795 and commonly used as a coalescing agent. This product is a glycol ether derivative. COMPOSITION B: butyl ester mixture of glutaric, succinic and adipic acids as marketed by INVISTA under the designation DBE-IB®. COMPOSITION C: dimethylisosorbide (DMI) prepared by the Applicant in the form of a colorless, odorless, low viscosity solution with a DMI purity of about 99.6%.

- COMPOSITION D: mixture in equal parts by weight of COMPOSITION A (NEXCOAT® 795) and COMPOSITION C

(DMI).

- COMPOSITION E: mixture in equal parts, by weight, of COMPOSITION B (DBE - IB (D) and COMPOSITION C (DMI).

The table below shows, for each of the COMPOSITIONS A to E, the odor characteristics

("ODOR."), Of stability at alkaline pH, i.e at pH of 9

("STAB.") And risks of harm in terms of preservation of the aquatic environment / bioaccumulation

("BIO.") According to the following notation: "ODOR": - = strong enough; + = slight, ++ = very light.

"STABIL": 0 = average; + = good; ++ = very good.

"BIO": - = proven harmfulness; + = low risks; ++ = very low risk.

ODOR. STAB. ORGANIC. COMPOSITION A + +

COMPOSITION B - 0 +

COMPOSITION C ++ ++ ++ COMPOSITION D ++ ++ + / ++

COMPOSITION E + + ++

It is evaluated, for each of COMPOSITIONS A to E, the ability to improve the coalescence of latex during their drying by leaving water. The latex used consists a dispersion in water of styrene / acrylic ester copolymer, marketed by CRAYVALLEY under the name CRAYMUL® 2423.

The effect of the addition to this latex of 5.3% by weight of each of COMPOSITIONS A to E, expressed with respect to the commercial weight of said latex, and more precisely of its effect on:

1) the evolution of the viscosity of the latex dispersion for 7 days, and 2) the properties of a film obtained after depositing this dispersion on a glass or teflon plate and drying for 24 hours at room temperature. room.

The viscosity of the latex at 1 day ("VISC 1") and at 7 days ("VISC 7") corresponds to a Brookfield viscosity (20 ^° C., 20 rpm). It is expressed here in thousands of millipascals. seconds (10 ³ mPa.s).

For each film produced, the homogeneity characteristics ("HOM") are studied by macroscopic observation, by HAZE ("HAZE") by HAZE-GARD plus, and by the glass transition temperature ("TG"). ⁰ C) conventionally by DSC.

For each of the COMPOSITIONS A to E, the following characteristics were obtained for the latexes and films prepared in comparison with a non-additive latex / film ("WITNESS") of 5.3% of any composition.

VISC 1 VISC 7 HOM HAZE TG

WITNESS 9.1 8, 9 - 9.9 + 18.2

COMP. A 24.4 24, 1 + 3.7 - 5.4

COMP. B 24.4 25, 5 + 3.6 - 7.2

COMP. C 4.8 4, 8 + 8.9 + 1.6

COMP. D 8.4 8, 1 + 6.4 - 11.7

COMP. E 8.8 8, 9 + 3.9 - 12.5

It can be seen that the latexes comprising l €

COMPOSITIONS A or B have a very high viscosity and a gelled structure, thus losing all ability to be easily pumpable and dosable.

The addition of the COMPOSITION C has a contrary effect, the resulting latex then having a fluidity certainly increased but acceptable and thus maintaining in any case a good pumping and dosing ability.

This fluidization advantageously makes it possible to prepare more concentrated latexes and derived compositions (aqueous paints, inks, coating colors) requiring a reduced drying time.

By cons and unexpectedly, COMPOSITIONS D and E, according to the invention do not significantly alter the viscosity of the latex nor its rheological evolution over time.

The films obtained from COMPOSITION C are of general quality improved compared to control films.

The films obtained from COMPOSITIONS D and E, according to the invention, are also of general quality even higher (homogeneous films, not cracked, values of "HAZE" relatively low), this quality can be connected, at least in part , at the "TG" values measured, which are remarkably lowered and could not be imagined with regard to the values obtained, inter alia, with the DMI alone (COMPOSITION C) on the one hand and with each of the "NEXCOAT® 755" products ( COMPOSITION A) or "DBE - IB ®" (COMPOSITION B) on the other hand. Unexpectedly, the compositions according to the invention, and in particular those combining a dianhydrohexitol ether (DMI for example) and a compound B such as a glycol ether derivative or a mixture of non-fatty polyacid esters, may be advantageously used in the preparation of aqueous paints, varnishes, lacquers, glues, stains, inks, coating colors or more generally any compositions, in particular film-forming or coating, based on latex.

The Applicant has found in particular that the compositions that can be used according to the invention make it possible to prepare matt or satin aqueous paints with the possibility of total replacement of the coalescence agents normally used, such as glycol ethers.

It has been observed in particular when preparing and applying a satin white paint containing DMI that the properties of the paint (rheology, drying speed, gloss, hardness, final appearance), before and after drying, the properties obtained with paints formulated with usual coalescing agents and not containing DMI were also good or better with regard to whiteness before and after UV aging.

EXAMPLE 3 Concentrated liquid composition for machining fluid of very high biodegradability. An emulsion is prepared from a composition essentially containing, by weight: 25% water, 30.8% of rapeseed oil methyl esters marketed by the company NOVANCE under the tradename LUBRISORB® 926 65 (compound B ), 16.3% of a dimethylisosorbide (DMI) composition prepared by the Applicant and described in the above EXAMPLES (compound A), 15.4% of βcyclodextrin as marketed by the Applicant under the trademark KLEPTOSE®, 10% inhibitors corrosion and 1.5% surfactants, derived from sorbitan.

Said emulsion is prepared by mixing, on a colloidal mill, an aqueous phase consisting of water, β-cyclodextrin and a part of the surfactants and an oily phase consisting of the other aforementioned ingredients including the esters. rapeseed oil and DMI.

It appears that the emulsion thus obtained is weakly viscous, easily dilutable with water, stable in time, safe because it does not contain products such as diethylene glycol ethers usually used in this type of formulation to adjust the viscosity and physical stability, and non-corrosive vis-à-vis steel in particular. It also has good lubricating properties and good surface wetting properties provided by both the rapeseed oil methyl esters and the DMI. Finally, it contains essentially only highly biodegradable and renewable products, which makes it removable by simple and non-polluting processes.

EXAMPLE 4: Cleaning compositions of a glass material. In the context of this example, it is evaluated the interest of compositions usable according to the invention in the treatment of a glass material and more particularly as solvents in the cleaning of glass plates soiled by a bitumen composition.

The bitumen, of the "70/100" type supplied by the EUROVIA Company, melted, is spread in a film about 0.5 to 1 mm thick on the glass plate. When the bitumen thus spread is at ambient temperature, cotton pieces which are impregnated with the solvent compound to be tested are deposited thereon. The cotton is covered with a glass bell to limit the evaporation of the solvent.

Each of the compositions is evaluated according to two tests, namely:

- TEST 1: after 1 hour of contact between the bitumen and cotton swab, the latter is raised to observe the action of the compound as solvent bitumen.

The following notation is adopted for this TEST 1:

0: intact cotton,

1: traces of bitumen on cotton,

2: cotton soiled over the entire surface, 3: the bitumen was solubilized by the solvent and migrated into the cotton.

- TEST 2: the cotton is then rubbed on the bitumen to evaluate a cleaning with mechanical action.

The following notation is adopted for this TEST 2: 0: intact cotton,

1: traces of bitumen on cotton,

2: blackened cotton,

3: clean attack of the bitumen,

4: easy removal of bitumen.

TEST 1 and TEST 2 were subjected to the following different compositions:

• COMPOSITION T1 (control): diesel type

"Red", • COMPOSITION T2 (control): mixture of 65% by weight of COMPOSITION T1 (gas oil) and 35% by weight of a dimethylisosorbide composition (DMI) prepared by the Applicant and described in the preceding Examples (compound A),

COMPOSITION A (according to the invention): mixture of 50% by weight of dipentene marketed by FLUKA (compound B) and 50% by weight of a dimethylisosorbide (DMI) composition prepared by the Applicant and described in EXAMPLES precedents (compound A),

COMPOSITION B (according to the invention): mixture of 25% by weight of d-limonene sold by the company Prodasynthe (compound B) and 75% by weight of a dimethylisosorbide composition

(DMI) prepared by the Applicant and described in the previous Examples (compound A).

The table below shows, for each of the COMPOSITIONS T1, T2, A and B, the score obtained for each of TEST 1 and TEST 2:

This table shows that COMPOSITIONS A and B, which can be used in accordance with the invention, can advantageously be used as solvents, including co-solvents, for the treatment of a glass material, for example for cleaning glass. 'a glass material contaminated with bitumen.

It appears that these compositions are generally more effective than a composition based on diesel (Tl) or a composition combining diesel fuel and DMI (T2). The latter, because of the poor miscibility between the diesel and the DMI for the ratio envisaged here, has also been physically unstable, contrary to COMPOSITIONS A and B according to the invention.

Claims

W41REVENDICATIONS

A method of treating a material other than the human body, comprising mixing or contacting said material to be treated with a composition comprising: a) at least one compound A selected from dianhydrohexitol ethers, and b) at least one compound B selected from alkaline agents, acidic agents and solubilizing agents chosen from fatty alcohols liquid at 25 ° C. other than isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehydes and ketones , fluorinated compounds, sulfur compounds, ethers, esters and supercritical fluids.

2. Process according to claim 1, characterized in that compound A is chosen from dianhydrohexitol alkyl ethers, preferably from methyl, ethyl, hexyl or 2-ethylhexyl ethers of isosorbide, from isomannide and isoidide.

3. Method according to one of claims 1 or 2, characterized in that the material to be treated is selected from metal materials, glass materials, mineral materials, woody materials, plant materials, materials extracted from the animal body , textile materials, paper materials, polymeric materials of natural or synthetic origin and mixtures thereof.

4. Method according to any one of claims 1 to 3, characterized in that the material is not in gelled form.

5. Method according to any one of claims 1 to 4, characterized in that compound A and compound B are present within said composition according to a weight ratio of compound A / compound B, expressed in dry / dry, between 2/98 and 98/2, preferably between 5/95 and 95/5.

6. Method according to any one of claims 1 to 5, characterized in that the solubilizing agent has: a) a vapor pressure, at 25 ⁰ C, less than 13.3 Pa, preferably at most 10 Pa, and / or b) a flash point greater than 60 ^° C., preferably greater than 70 ^° C. and more preferably still greater than 85 ° C., and / or (c) a biodegradability (OECD 302 B) such that after 28 at least 20%, preferably at least 70%, of said solubilizing agent has been degraded.

7. Process according to any one of Claims 1 to 6, characterized in that the solubilising agent is chosen from the group formed by non-fatty alcohols, esters of glycerol and of dianhydrohexitols, esters of non-fatty monoacids, lactates and acetates, non-fatty polyacid esters, fatty acid esters, terpene compounds, glycerol ethers, propylene glycol ethers, fluorinated compounds, sulfur compounds, supercritical fluids and these compounds.

8. A method according to claim 7, characterized in that the solubilizing agent is selected from the group consisting of a) non-fatty alcohols, in particular the ^r isosorbide, glycerol, ethanol, propanol, isopropanol and ^r 2-butoxyethanol, b) esters of glycerol and of dianhydrohexitols, in particular triacetin, tributyrin, acetates, n-butyrates, isobutyrates, n-hexylates, ethylhexylates and octanoates of isosorbide or of isoidide, c) esters, in particular methyl, ethyl, n-butyl, isobutyl, isopropyl, hexyl and ethylhexyl, lactic acid, acetic acid, adipic acid, succinic acid, glutaric acid or fatty acids comprising from 3 to 24 carbon atoms, d) terpene compounds, in particular d-limonene and pinenes; e) glycerol ethers; and f) any mixtures of at least two of all of the aforementioned products.

9. Process according to any one of claims 1 to 5, characterized in that compound B is chosen from the group comprising alkaline agents and acidic agents.

10. Method according to any one of claims 1 to 9, characterized in that the material to be treated is a metallic material, woody, textile or paper and in that the method comprises contacting said composition with the material to treat.

11. Method according to any one of claims 1 to 10, characterized in that the compound A represents more than 5%, preferably more than 10% and more preferably more than 15% by weight of said composition.

12. Method according to any one of claims 1 to 11, characterized in that the compound A is dimethylisosorbide.

13. Use, for the preparation of a treatment composition of a material other than the human body: a) of at least one compound A chosen from dianhydrohexitol ethers, preferably dimethylisosorbide ("DMI"), and b) at least one compound B selected from alkaline agents, acidic agents, and solubilizing agents chosen from liquid alcohols at 25 ^° C. other such as isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehydes, ketones, fluorinated compounds, sulfur compounds, ethers, esters and supercritical fluids.

14. Treatment composition of a material other than the human body, characterized in that it comprises at least one dianhydrohexitol ether, preferably dimethylisosorbide ("DMI"), and at least one compound B selected from the agents alkalis, acidic agents and solubilizing agents chosen from fatty alcohols at 25 ^° C. other than isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehydes, ketones, fluorinated compounds, sulfur compounds, ethers, esters and supercritical fluids.

15. Composition according to claim 14, characterized in that:

the solubilizing agent is chosen from liquid fatty alcohols at 25 ^° C. other than isostearyl alcohol, non-fatty alcohols, terpene compounds, aldehydes, ketones, fluorinated compounds, sulfur compounds, ethers, esters, and supercritical fluids, and

- The weight ratio (dry / dry) compound A / compound B is less than 50/50, preferably between 2/98 and 40/60.

16. Composition according to claim 14 or 15, characterized in that it is chosen from paints, dyes, latices, varnishes, lacquers, glues, varnishes, inks, coating colors, detergents. , window washers, cleaning, washing, wetting, rinsing, degreasing, dusting, machining, cutting, pickling, abrasion, satin-finishing, varnishing, anti-rust, anti-corrosion, lubrication, gilding, brightening, lamination, disinfection or de-icing, wipes, phytosanitary compositions, plant nutritive compositions and fertilizers.

17. Use of a dianhydrohexitol ether, in particular DMI, as a coalescence agent of a latex-based composition, especially chosen from aqueous paints, varnishes, lacquers, glues, stains, inks and coating colors.