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EP3890516A1 - Composition végétale solide reconstituée en vrac pour dispositifs qui chauffent le tabac sans le brûler - Google Patents

Composition végétale solide reconstituée en vrac pour dispositifs qui chauffent le tabac sans le brûler

Info

Publication number
EP3890516A1
EP3890516A1 EP19813537.8A EP19813537A EP3890516A1 EP 3890516 A1 EP3890516 A1 EP 3890516A1 EP 19813537 A EP19813537 A EP 19813537A EP 3890516 A1 EP3890516 A1 EP 3890516A1
Authority
EP
European Patent Office
Prior art keywords
plant
bulk solid
solid composition
tobacco
fibres
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19813537.8A
Other languages
German (de)
English (en)
Inventor
Doriane BIGOT
Jerome Billon
Cedric Jardin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SWM Luxembourg SARL
Original Assignee
SWM Luxembourg SARL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SWM Luxembourg SARL filed Critical SWM Luxembourg SARL
Publication of EP3890516A1 publication Critical patent/EP3890516A1/fr
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/10—Chemical features of tobacco products or tobacco substitutes
    • A24B15/12—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B13/00—Tobacco for pipes, for cigars, e.g. cigar inserts, or for cigarettes; Chewing tobacco; Snuff
    • A24B13/02—Flakes or shreds of tobacco
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/10—Chemical features of tobacco products or tobacco substitutes
    • A24B15/16—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
    • A24B15/30—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances
    • A24B15/302—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances by natural substances obtained from animals or plants
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
    • A24B15/30—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances
    • A24B15/302—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances by natural substances obtained from animals or plants
    • A24B15/303—Plant extracts other than tobacco
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
    • A24B15/30—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances
    • A24B15/32—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances by acyclic compounds
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B3/00—Preparing tobacco in the factory
    • A24B3/14—Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B9/00—Control of the moisture content of tobacco products, e.g. cigars, cigarettes, pipe tobacco
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/20—Cigarettes specially adapted for simulated smoking devices

Definitions

  • the invention is in the field of devices that heat tobacco without burning it and the subject of said invention is a bulk solid reconstituted plant composition, the volume of which is suitable for said heating devices.
  • Reconstituted tobacco is more suitable for these heating devices than natural tobacco since, unlike natural tobacco, it can easily absorb and release the aerosol-generating agent and thus easily generate an aerosol having satisfactory organoleptic properties for the user.
  • the tobacco sticks intended for the device that heats tobacco without burning it comprise an envelope (paper, tobacco, aluminium, etc.) surrounding leaves of reconstituted tobacco that have been cut up.
  • the production of these tobacco sticks is thus lengthy and restricted since it requires numerous steps.
  • these sticks can be difficult to introduce into and to extract from a device that heats tobacco without burning it. This is because these sticks can crumble, or even disintegrate, when they are handled by a user and when they are heated in the device. This difficult use can provoke a certain amount of frustration in the user of the device.
  • an aerosol-generating agent and the density of which is from 200 mg. cm 3 to 550 mg. cm 3 .
  • the bulk solid composition of the invention is cohesive and allows the heated air to pass through its volume.
  • the bulk solid composition of the invention is cohesive, it does not crumble and does not disintegrate, and can be used directly as such. It can thus be used very simply by the user of a device that heats tobacco without burning it.
  • the inventors are of the opinion that the refined plant fibres create a network of cohesive channels within the bulk solid composition so that the heated air passes through the volume of the bulk solid composition of the invention.
  • an aerosol comprising plant aromas is advantageously generated by virtue of the plant extract and of the aerosol-generating agent of the bulk solid composition.
  • the user can simply vary the aromas of the aerosol generated by the bulk solid composition.
  • the plant extract and the aerosol-generating agent are uniformly distributed in the bulk solid reconstituted plant composition according to the invention.
  • the term "bulk solid composition” denotes a solid composition, the format of which is a volume, i.e. the format of which is in three dimensions.
  • a sheet is a format which is not a volume since it is a format that is in two dimensions.
  • the format of the bulk solid composition can be a cone, a prism, a pyramid, a cylinder or a ball.
  • the format of the bulk solid composition may be a cylinder or a prism chosen from a cube, a rectangular parallelepiped, a right prism with a triangular base or a regular triangular prism.
  • the bulk solid composition according to the invention can have a density, the minimum value D mi n of which is chosen from the values 200 mg. cm 3 , 210 mg. cm 3 , 215 mg. cm 3 , 220 mg. cm 3 , 225 mg. cm 3 , 230 mg. cm 3 , 235 mg. cm 3 , 240 mg. cm 3 , 245 mg. cm 3 and the maximum value D max of which is chosen from the values 250 mg. cm 3 , 275 mg. cm 3 , 300 mg. cm 3 , 325 mg. cm 3 , 350 mg. cm 3 , 375 mg. cm 3 , 400 mg. cm 3 , 425 mg. cm 3 , 475 mg. cm 3 , 500 mg. cm 3 , 525 mg. cm 3 , 550 mg. cm 3 .
  • the bulk solid composition of the invention can have a density of 200 mg. cm 3 to 250 mg. cm 3 , in particular of 220 mg. cm 3 to 240 mg. cm 3 , most particularly of 230 mg. cm 3 to 235 mg. cm 3 .
  • the density of the bulk solid composition of the invention depends partly on the content by weight of dry matter of refined plant fibres contained in the bulk solid composition.
  • S p t be the percentage by weight of dry matter of the refined plant fibres within the bulk solid composition
  • the S p tmin and S p trmax percentages are chosen independently of one another
  • S pf min being chosen from the values 15%, 20%, 25%, 30%, 35%, 40%, 45% and 50%
  • S pf max being chosen from the values 50%, 55%, 60%, 65%, 70%, 75%, 80% and 85%.
  • the percentage by weight of dry matter of the refined plant fibres within the bulk solid composition is from 15% to 85%, in particular from 25% to 75%, more particularly from 50% to 60%.
  • the plant fibres of the bulk solid composition according to the invention are refined. They thus have a Schopper-Riegler (SR) degree, the minimum value SR min of which is chosen from the values 20°, 30°, 35°, 40°, 45°, 50°, 55° and the maximum value SR max of which is chosen from the values 60°, 65°, 70°, 75°, 80°, 85°, 90°.
  • SR Schopper-Riegler
  • the refined plant fibres can have a Schopper-Riegler (SR) degree of 20° to 90°, in particular of 40° to 70°, more particularly of 55° to 65°.
  • SR Schopper-Riegler
  • the volume of aerosol generated by the heating of the bulk solid composition having refined plant fibres which exhibit an SR degree within these value ranges is satisfactory and can have pleasant organoleptic properties for the user.
  • the format of the bulk solid composition can be preserved so that the bulk solid composition can be easily handled.
  • the bulk solid composition having refined plant fibres which exhibit an SR degree within these value ranges does not provoke any frustration in the user of the heating device.
  • plant extract denotes all of the water-soluble products of the plant.
  • the plant extract comprises the compounds which confer organoleptic properties and/or therapeutic properties on the aerosol formed by heating the bulk solid composition.
  • the intensity of the organoleptic properties and/or the efficacy of the therapeutic properties of the aerosol formed by heating the bulk solid composition can depend on the content by weight of dry matter of the plant extract contained in the bulk solid composition of the present invention.
  • Sp be the percentage by weight of dry matter of the plant extract within the bulk solid composition
  • S P min ⁇ S P ⁇ S P max the S P min and S P max percentages are chosen independently of one another, S P min being chosen from the values 5%, 10%, 15%, 20%, 25%, 30% and S P max being chosen from the values 30%, 35%, 40%, 45%, 50%, 55%, 60%, 65%, 70% and 75%.
  • the percentage by weight of dry matter of the plant extract within the bulk solid composition is from 5% to 75%, in particular from 15% to 60%, more particularly from 25% to 30%.
  • the bulk solid composition to be analysed is ground in order to achieve a particle size of less than or equal to 1 mm.
  • the ground bulk solid composition is then mixed with boiling water for 45 minutes in order to extract all of the plant extract.
  • S P is calculated by the difference between the weight of dry matter of the sample of bulk solid composition to be analysed and the weight of dry matter of the fibrous residue after extraction.
  • aerosol-generating agent denotes a compound which allows the formation of an aerosol when it is heated, for example on contact with hot air.
  • the aerosol-generating agent may be a polyol, a non-polyol or a mixture thereof.
  • a generating agent which is a polyol may be sorbitol, glycerol, propylene glycol, triethylene glycol or a mixture thereof.
  • a generating agent which is a non-polyol may be lactic acid, glyceryl diacetate, glyceryl triacetate, triethyl citrate or isopropyl myristate, or a mixture thereof.
  • the aerosol-generating agent is glycerol, propylene glycol, or a mixture of glycerol and propylene glycol, glycerol being preferred.
  • SAG be the percentage by weight of dry matter of the aerosol- generating agent within the bulk solid composition
  • the S A cmin and S A cmax percentages are chosen independently of one another, S A cmin being chosen from the values 5%, 10%, 15%, 20%, 25% and 30% and S AG max being chosen from the values 30%, 35%, 40%, 45%, 50%.
  • the percentage by weight of dry matter of the aerosol-generating agent within the bulk solid composition is from 5% to 50%, in particular from 10% to 40%, more particularly from 12% to 30%.
  • the volume of aerosol generated by heating the bulk solid composition having an SAG within these value ranges is satisfactory.
  • the bulk solid composition does not provoke any frustration in the user of the heating device.
  • S pf is from 25% to 75%
  • S P is from 15% to 60%
  • S AG is from 12% to 30%, the sum of S pf , S P and S AG being greater than 75%, in particular greater than 90%, more particularly greater than 99%.
  • the bulk solid composition of the invention can have a residual water content of 5% to 30%, in particular of 7.5% to 25%, typically of 10% to 20%.
  • such a residual water content makes it possible to avoid the phenomenon of burning of the mouth and/or throat (said phenomenon being known as hot puff) caused by inhaling a hot aerosol loaded with water.
  • the refined plant fibres and the plant extract can be obtained from a plant chosen from spore-producing plants, seed-producing plants or a mixture thereof.
  • the plant may be a plant chosen from the tobacco plant, food plants, aromatic plants, fragrant plants, medicinal plants and a mixture thereof, most particularly the plant may be the tobacco plant.
  • a plant extract obtained from a mixture of plants makes it possible to offer a broad panel of organoleptic properties.
  • a mixture of plants also makes it possible to counteract the unpleasant organoleptic properties of a plant, for example a medicinal plant, with the pleasant organoleptic properties of another plant, for example the tobacco plant, an aromatic plant or a fragrant plant.
  • the refined tobacco fibres and the tobacco extract can be obtained from any tobacco plant or tobacco type, for example Virginia tobacco, Burley tobacco, air-cured tobacco, dark air-cured tobacco, Orient tobacco, sun-cured tobacco, fire-cured tobacco or a mixture thereof.
  • the food plants are garlic, coffee, ginger, liquorice, rooibos, Stevia rebaudiana, tea, cocoa tree, camomile, mate.
  • the aromatic plants are basil, turmeric, clove, laurel, oregano, mint, rosemary, sage, thyme.
  • the fragrant plants are lavender, rose, eucalyptus.
  • the medicinal plants are those indicated in the document, list A of traditionally used medicinal plants (French Pharmacopoeia January 2016, published by the erson Nationale de Securite du Medicament (ANSM) [French National Agency for Drug and Health Product Safety] or plants known to comprise chemical compounds which have therapeutic properties.
  • the medicinal plants listed are ginkgo, ginseng, sour cherry, peppermint, willow and red vine.
  • the plants known to comprise chemical compounds having therapeutic properties are, for example, eucalyptus, plants of the family Cannabaceae.
  • the bulk solid composition of the present invention has therapeutic properties.
  • the aerosol generated by heating the bulk solid composition can also have therapeutic properties so that the bulk solid composition can be used for a therapeutic treatment.
  • the refined plant fibres and the plant extract of the bulk solid composition of the present invention may be derived from various plant parts, the plant parts being plant parts themselves or the result of processing of various plant parts.
  • the parts of the plant may be whole parts of the plant or debris originating from threshing or mixing and shredding the plant parts.
  • the refined plant fibres may be obtained from one plant and the plant extract may be obtained from another plant.
  • the fibres of one plant may not exhibit mechanical properties which allow the formation of the bulk solid composition, nevertheless the extract of this plant may confer on the aerosol desired organoleptic properties and/or desired therapeutic properties.
  • the fibres of one plant may have mechanical properties which allow the formation of the bulk solid composition, but the extract of this plant may not confer on the aerosol desired organoleptic properties and/or desired therapeutic properties.
  • the plant parts can be selected from the plant parts richest in aromatic chemical compounds responsible for the organoleptic properties.
  • these parts may be the whole plant, the aerial plant parts such as the flower bud, the branch bark, the stem bark, the leaves, the flower, the fruit and its peduncle, the seed, the petal, the flower head, or the underground parts, for example the bulb, the roots, the root bark, the rhizome, or a mixture thereof.
  • the plant part may also be the result of mechanical, chemical or mechanical-chemical processing of one or more plant parts, such as for example the shell protecting the cocoa bean resulting from the bean dehulling process.
  • the tobacco plant parts may be the parts richest in aromatic chemical compounds responsible for the organoleptic properties of the aerosol.
  • the tobacco plant parts may be the parenchyma (lamina) optionally with added stems of the tobacco plant.
  • the tobacco plant parts may be the leaves of the tobacco plant or the debris originating from threshing or mixing and shredding the leaves and ribs of the tobacco plant into scaferlati (cut tobacco).
  • the garlic bulb, the coffee cherry, the rhizome of ginger, the liquorice root and the leaves of rooibos, Stevia rebaudiana, or tea may for example be selected as parts.
  • clove flower buds the cloves
  • basil the laurel and sage leaves
  • mint oregano
  • rosemary and thyme leaves and flower head or the rhizome of turmeric
  • rhizome of turmeric may for example be selected as parts.
  • the lavender flower and flower head, or the rose flower bud and petals may be selected.
  • the bulk solid composition may also comprise refined cellulose- based plant fibres.
  • Cellulose-based plant fibres are fibres obtained by means of a chemical or mechanical or thermomechanical cooking process, such as wood pulp, hemp, or annual plants such as flax for example. A mixture of these cellulose-based plant fibres may also be used.
  • these refined cellulose-based plant fibres can improve the cohesive properties of the bulk solid composition, in particular when the percentage by weight of dry matter of the refined plant fibres of the bulk solid composition, S Pf , is low.
  • the bulk solid composition according to the present invention may also comprise an essential oil.
  • the essential oil may offer a broad panel of organoleptic properties.
  • the essential oil may also make it possible to counteract the unpleasant organoleptic properties of a plant, for example a medicinal plant, by means of the pleasant organoleptic properties of said essential oil.
  • the bulk solid composition may comprise at least one open-ended hole. This open-ended hole may facilitate the passage of the heated air through the bulk solid composition.
  • the bulk solid composition of the present invention may be produced according to a process comprising the following steps: a) mixing refined plant fibres with a plant extract and an aerosol generating agent so as to obtain a solid composition,
  • step a) can be carried out by placing the refined plant fibres in a mixer, by adding the plant extract and the aerosol-generating agent, then by mixing the resulting preparation by means of the mixer in order to obtain the solid composition.
  • this allows a uniform distribution of the plant extract and of the aerosol-generating agent in the solid composition.
  • Step a) can also be carried out by placing the refined plant fibres in the mixer, then by mixing the fibres in order to obtain a solid precomposition.
  • the plant extract and the aerosol-generating agent are then incorporated into the solid precomposition by impregnation or spraying in order to obtain the solid composition.
  • the moulding step b) uses a mould to mould the solid composition to the shape and to the volume of a lodging of the device that heats tobacco without burning it, intended to put in place and hold the bulk solid composition during the use of the device that heats tobacco without burning it.
  • the bulk solid composition of the invention may be able to be obtained by means of a process comprising a moulding step.
  • the drying step c) can be carried out by hot-air drying, by freeze drying, by deep-freezing, by freezing, in particular by hot-air drying or by freeze drying.
  • Hot-air drying is a simple technique to implement and is well known to those skilled in the art.
  • the hot-air drying can be carried out in a tunnel dryer, a vertical dryer, a fluidized-bed dryer, a pneumatic dryer, in particular in a tunnel dryer.
  • the hot-air drying can be carried out for a period of from 10 min to 120 min, in particular from 20 min to 60 min, most particularly from 25 min to 35 min, the temperature of the hot air being from 50°C to 200°C, in particular from 75°C to 150°C, most particularly from 90°C to 100°C.
  • the drying by freeze-drying makes it possible to easily preserve the shape of the moulded solid composition and not to degrade the aromatic chemical compounds or the chemical compounds which have therapeutic properties of the plant.
  • the refined plant fibres and the plant extract are obtained according to the following steps:
  • the plant extract and the plant fibres are thus typically obtained by means of a dissociation process.
  • step a1 ) of this process one or more plant parts are mixed with the solvent, for example in an extractor, in order to extract the plant extract.
  • the plant extract thus corresponds to all of the plant products that are soluble in the solvent and are obtained by means of the dissociation process.
  • the solvent may be an apolar solvent, an aprotic polar solvent, a protic polar solvent or a mixture thereof, in particular the solvent may be methanol, dichloromethane, ethanol, acetone, butanol, water or a mixture thereof, more particularly the solvent is ethanol, acetone, water or a mixture thereof.
  • the solvent is an aqueous solvent, most particularly the solvent is water.
  • the temperature of the solvent during step a1 will be higher than the temperature of the solvent during the treatment of a leaf or of a petal.
  • the temperature of the solvent during step a1 may be from 10°C to 100°C, in particular from 30°C to 90°C, more particularly from 50°C to 80°C.
  • the temperature of the water may typically be from 30°C to 80°C.
  • the temperature of the water may be from 50°C to 80°C.
  • the temperature of the water may be from 30°C to 70°C.
  • step a2) the plant extract is then separated from the plant fibres, for example by passing through a screw press or through a centrifuge, in order to isolate and obtain, on the one hand, the plant fibres and, on the other hand, the plant extract.
  • the refining step a3) carried out is that which is commonly used in the tobacco industry. Those skilled in the art will know how to adapt the conditions of step a3) in order to obtain refined plant fibres having an SR degree as described above.
  • the plant extract may be concentrated before being mixed with the refined plant fibres and with the aerosol-generating agent during step a).
  • a device such as a vacuum evaporation device may be used to concentrate the plant extract.
  • the refined plant fibres may be wet.
  • the refined fibres can be dried off before being mixed during step a). This drying off can be carried out for example by pressing or by phase separation.
  • the process of the invention makes it possible to produce a bulk solid reconstituted plant composition, the shape and the volume of which are suitable for devices that heat tobacco without burning it, without a subsequent shaping step commonly used in the tobacco industry, such as a cutting step. It is thus simpler to implement and also faster.
  • the bulk solid reconstituted plant composition of the invention can be used in a device that heats tobacco without burning it.
  • the term "device that heats tobacco without burning it” denotes any device which allows the formation of an aerosol intended to be inhaled by a consumer.
  • the aerosol replaces the smoke, thus allowing the smoker to inhale the plant aromas while at the same time very significantly reducing their exposure to the harmful constituents.
  • a device that heats tobacco without burning it comprises, in the direction of the air flow, an air inlet, a heated portion, a lodging intended to put in place and hold the bulk solid reconstituted plant composition of the invention and an air outlet intended to be introduced into the mouth of the user.
  • the air inlet, the heated portion, the lodging and the air outlet are fluidly connected to one another.
  • the bulk solid composition is put in place in the lodging by the user.
  • air is sucked by the user into the device that heats tobacco without burning it via the air inlet; the air sucked in then passes through the heated portion so as to obtain heated air; on contact with the bulk solid composition held in the lodging, an aerosol is formed by the heated air and is then inhaled by the user.
  • the device that heats tobacco without burning it also comprises a filter between the lodging intended to put in place and hold the bulk solid composition, and the air outlet.
  • the filter makes it possible to prevent inhalation of particles of the bulk solid composition by the user.
  • the plant extracts are contained in the aerosol formed, said aerosol thus has organoleptic properties of the plant. If the plant is a medicinal plant, the bulk solid composition of the present invention and thus the aerosol formed can have therapeutic properties.
  • a mixture of lamina of tobacco of Virginia, Burley, Orient type is brought into contact with water in the laboratory in a water bath at 40°C with manual stirring for 30 minutes.
  • the tobacco extract is separated from the fibres by mechanical pressing, then vacuum-concentrated down to a solids concentration of 51.5%.
  • Glycerol is added to the soluble aqueous fraction of tobacco.
  • the fibres are refined using a beater-refiner. Since the bulk solid compositions differ by virtue of the °SR of the refined fibres, the refining is adjusted to the desired °SR.
  • the bulk solid composition is obtained by drying the paste at 95°C for 30 minutes.
  • a comparative bulk solid composition the density of which is 620.7 mg. cm 3 , was produced according to the same procedure as that described above.
  • the bulk solid compositions 1 to 3 and the comparative bulk solid composition are easily introduced into the heating lodging of the Pax heating system of the company Ploom Inc/Pax Labs Inc. After the test, the four bulk solid compositions are easily extracted from the heating lodging.
  • the volume of aerosol generated by the bulk solid compositions 1 to 3 is judged to be satisfactory. Furthermore, the organoleptic properties of the aerosol generated by composition 3 are the most satisfactory for the user. [0107] The volume of aerosol generated by the comparative bulk solid composition is not judged to be satisfactory since it is too small. After the test, it was opened up into two pieces and it was noted that its centre was not heated. This demonstrated that the heated air was not able to pass through the comparative bulk solid composition.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Botany (AREA)
  • Manufacture Of Tobacco Products (AREA)

Abstract

L'invention concerne une composition végétale solide reconstituée en vrac dont le volume est adapté à des dispositifs qui chauffent le tabac sans le brûler, ladite composition solide en vrac comprenant un extrait végétal, des fibres végétales raffinées et un agent générateur d'aérosol.
EP19813537.8A 2018-12-05 2019-12-04 Composition végétale solide reconstituée en vrac pour dispositifs qui chauffent le tabac sans le brûler Pending EP3890516A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1872395A FR3089393B1 (fr) 2018-12-05 2018-12-05 Composition solide volumique de plante reconstituee pour les dispositifs chauffant le tabac sans le bruler
PCT/EP2019/083736 WO2020115166A1 (fr) 2018-12-05 2019-12-04 Composition végétale solide reconstituée en vrac pour dispositifs qui chauffent le tabac sans le brûler

Publications (1)

Publication Number Publication Date
EP3890516A1 true EP3890516A1 (fr) 2021-10-13

Family

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EP19813537.8A Pending EP3890516A1 (fr) 2018-12-05 2019-12-04 Composition végétale solide reconstituée en vrac pour dispositifs qui chauffent le tabac sans le brûler

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US (1) US20220053815A1 (fr)
EP (1) EP3890516A1 (fr)
JP (1) JP7541006B2 (fr)
KR (1) KR20210099001A (fr)
CN (1) CN113163839A (fr)
AU (1) AU2019392729A1 (fr)
CA (1) CA3121691A1 (fr)
FR (1) FR3089393B1 (fr)
WO (1) WO2020115166A1 (fr)

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WO2022072031A1 (fr) 2020-10-01 2022-04-07 Tobacco Technology, Inc. Enveloppe de combustion ou de chauffage sans combustion pour shisha, produit, et procédé de fabrication associé
GB202101230D0 (en) * 2021-01-29 2021-03-17 Nicoventures Trading Ltd A Dried aerosol-generating material and uses thereof

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FR3089393A1 (fr) 2020-06-12
FR3089393B1 (fr) 2022-05-20
KR20210099001A (ko) 2021-08-11
JP7541006B2 (ja) 2024-08-27
JP2022510457A (ja) 2022-01-26
WO2020115166A1 (fr) 2020-06-11
AU2019392729A1 (en) 2021-06-17
CN113163839A (zh) 2021-07-23
CA3121691A1 (fr) 2020-06-11
US20220053815A1 (en) 2022-02-24

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