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CN108003303A - A kind of woodcare paint water based acrylic resin lotion and preparation method thereof - Google Patents

A kind of woodcare paint water based acrylic resin lotion and preparation method thereof Download PDF

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Publication number
CN108003303A
CN108003303A CN201711322961.4A CN201711322961A CN108003303A CN 108003303 A CN108003303 A CN 108003303A CN 201711322961 A CN201711322961 A CN 201711322961A CN 108003303 A CN108003303 A CN 108003303A
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monomer
acrylic resin
water
based acrylic
water based
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CN201711322961.4A
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Inventor
王岩
季永忠
刘培元
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Hangzhou Longju Synthetic Materials Co Ltd
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Hangzhou Longju Synthetic Materials Co Ltd
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Priority to CN201711322961.4A priority Critical patent/CN108003303A/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/06Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
    • C08F283/065Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals on to unsaturated polyethers, polyoxymethylenes or polyacetals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • C08F2/44Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/12Esters of monohydric alcohols or phenols
    • C08F220/14Methyl esters, e.g. methyl (meth)acrylate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/12Esters of monohydric alcohols or phenols
    • C08F220/16Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • C08F283/06Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • C08K3/36Silica
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/24Homopolymers or copolymers of amides or imides
    • C09D133/26Homopolymers or copolymers of acrylamide or methacrylamide
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D151/00Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
    • C09D151/08Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/12Esters of monohydric alcohols or phenols
    • C08F220/16Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1804C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • C08K2003/2241Titanium dioxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives

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  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention discloses a kind of woodcare paint water based acrylic resin lotion and preparation method thereof, belong to water-based acrylic resin and its preparing technical field, including emulsifying agent, crosslinking agent, initiator, bridging agent, mix monomer and water, mix monomer is made of function monomer and cross-linking monomer;Including the reaction preparation of bottom liquid, the preparation of the first pre-emulsion and the second pre-emulsion, the preparation of the first reaction solution, the preparation of the second reaction solution and discharging finished product during preparation.The present invention has the characteristics that environmentally friendly, hardness of paint film is high, and varnish glossiness is high, water-fast acid resistance is good.

Description

A kind of woodcare paint water based acrylic resin lotion and preparation method thereof
Technical field
The present invention relates to acrylic resin and its preparing technical field, more specifically, it relates to a kind of woodcare paint water Property Hydroxylated acrylic resin lotion and preparation method thereof.
Background technology
Woodcare paint refers to a kind of lacquer type organic coating on woodwork, there is polyester, polyurethane paint etc., can be divided into water-based and oily Property, it can be divided into bloom, semi-matte, dumb light by gloss, can be divided into furniture lacquer, floor paint etc. by purposes.And water paint is with water Coating as diluent.Water paint includes water soluble coating, water-thinned paints, 3 kinds of water dispersible paint (latex paint).Waterborne wood Device paint using water be solvent without any harmful volatilization, be furniture lacquer coating most safe, most environmentally friendly at present.But due to by painting effect With the influence of the composite factor such as coating process, the occupation rate of market of water-based furniture lacquer at home is also very low, but its low-carbon environment-friendly Theory be the development of following furniture lacquer direction.
On aqueous woodware paint existing market four classes are broadly divided into according to the difference of its main component:Based on acrylic acid, with Based on the synthetic of propylene propionic acid and polyurethane, polyurethane aqueous paint, pseudo- water paint, wherein acrylic compounds are currently on the market should With one kind the most a wide range of, it is mainly characterized by that adhesive force is good, the color of woodenware will not be deepened, but hardness of paint film is softer, pencil method Test and be also easy to produce defect for HB, construction.
Application publication number is to disclose a kind of aqueous woodware paint with water-based third in the Chinese patent document of CN106749851A Olefin(e) acid ester lotion and preparation method thereof, the component that lotion includes has:Butyl acrylate, methyl methacrylate, acrylic acid are different pungent Ester, oligomer, emulsifying agent, cross-linking monomer, chain-transferring agent, carboxylic monomer, persulfate, ammonium hydroxide, adipic acid dihydrazide and water;System Standby process includes pre-emulsification, polymerization and discharging.Setting in through the above scheme, can reach the advantages of cost is low, the cycle is short, The characteristics of emulsion film forming temperature is low at the same time, paint film richness is high, anti-caking is good.
But, the improved method to hardness of paint film is not proposed in such scheme so that the aqueous wooden ware of acrylic compounds Paint or the easy generation defect in construction.
The content of the invention
In view of the deficienciess of the prior art, the purpose of the present invention one is to provide a kind of woodcare paint water-based hydroxyl propylene Acid resin lotion, has reached enhancing hardness of paint film, reduces the effect for the defects of being caused in construction.
To achieve the above object one, the present invention provides following technical solution:A kind of woodcare paint water-based hydroxyl acrylic acid Resin emulsion, includes the component of following percetage by weight:
Emulsifying agent 0.5-3%;
Crosslinking agent 2-12%;
Initiator 0.1-1%;
Bridging agent 0.5-2%;
Mix monomer 30-60%;
Surplus is water;
Wherein mix monomer is made of function monomer and cross-linking monomer, and function monomer is by ethyleneglycol dimethyacrylate, propylene Acid butyl ester, styrene, acrylic acid -2- hydroxyl ethyl esters, cyclohexyl methacrylate, isobornyl methacrylate, acrylic acid fluorine list Body, methyl methacrylate, acrylonitrile, butyl phthalate and water composition;
Cross-linking monomer is by acrylamide, N hydroxymethyl acrylamide, ethyl acrylate, Diacetone Acrylamide, methacrylic acid One or more compositions in acetoacetoxyethyl, hydroxyethyl modified acrylamide.
Reticulated through the above technical solutions, ethyleneglycol dimethyacrylate can make linear molecule be mutually bonded crosslinking Structure, the formation of the covalent bond of each group reactant molecule chain or ionic bond when also can promote to occur with telo merization;Adjacent benzene Diformazan acid butyl ester is a kind of modeling agent all to various kinds of resin with very strong solvability, can assign the good flexibility of product, divide Dissipate property.
Cyclohexyl methacrylate and isobornyl methacrylate can be formed as polymerized monomer through homopolymerization and copolymerization Multiple polymers, and possess the characteristics of bonding firmly is not easy to peel off, and flexible and flexible effect at room temperature, can be notable Lift the hardness and flexility of the polymer of finished product.
Styrene, methyl methacrylate, acrylonitrile, acrylic acid fluorine monomer are hard monomer, are participated in reaction, Ke Yizhi Conversion ratio also can be relatively low when connecing the hardness of lifting reaction finished product, but participating in reacting;And butyl acrylate can be with various hard lists Body and functional monomer are copolymerized, are crosslinked, are grafted, and can greatly promote the conversion ratio of reaction.
Along with the participation of a variety of cross-linking monomers is reacted, various component reactions can fully be polymerize, complete reaction, formed Emulsion acrylic resin possess preferable hardness of paint film, the defects of producing in construction can be reduced, after improving woodenware japanning Into quality sense.
More preferably:A kind of woodcare paint water based acrylic resin lotion, including following weight hundred The component of fraction:
Emulsifying agent 1-2%;
Crosslinking agent 5-10%;
Initiator 0.1-0.5%;
Bridging agent 0.5-1%;
Mix monomer 45-50%;
Surplus is water.
More preferably:The percentage by weight of the mix monomer each component is as follows:
Methyl methacrylate 15~25%;
Styrene 5~10%;
Butyl acrylate 15~25%;
Acrylic acid -2- hydroxyl ethyl esters 2~5%;
Cyclohexyl methacrylate 1~3%;
Acrylic acid fluorine monomer 1-3%;
Isobornyl methacrylate 1~3%;
Ethyleneglycol dimethyacrylate 1~3%;
Acrylonitrile 1~3%;
Butyl phthalate 1~3%;
Acrylamide 0.2~1%;
N hydroxymethyl acrylamide 0.2~1%;
Ethyl acrylate 0.2~1%;
Surplus is water.
Through the above technical solutions, acrylamide be in more than fusing point temperature when easily participate in polymerisation, Neng Gouqi To good cross-linking effect;Have in the molecule of N hydroxymethyl acrylamide with the double bond of carbonyl conjugation and rich in reactive hydroxyl Methyl, has prominent cross-linking effect, is widely used cross-linkable monomer;Ethyl acrylate whether with polymer or and Other monomers, easily occur polymerisation, and being for reaction has good help.
More preferably:The percentage by weight of the mix monomer each component is as follows:
Methyl methacrylate 20~22%;
Styrene 8~10%;
Butyl acrylate 20~25%;
Acrylic acid -2- hydroxyl ethyl esters 2~3%;
Cyclohexyl methacrylate 1~2%;
Acrylic acid fluorine monomer 2-3%;
Isobornyl methacrylate 2~3%;
Ethyleneglycol dimethyacrylate 1~2%;
Acrylonitrile 1~3%;
Butyl phthalate 1~3%;
Acrylamide 0.5~1%;
N hydroxymethyl acrylamide 0.2~0.8%;
Ethyl acrylate 0.5~0.8%;
Surplus is water.
More preferably:The emulsifying agent is by straight chained alkyl sodium salt, alkyl ether acid esters, polyoxyethylene ether, polymerizable type Sulfate ammonium salt, the alkyl alcohol ether of base containing double bond hydrochlorate, Methacrylamide isopropyl sulfonate sodium, allyl polyethenoxy ether, alkene A variety of compositions in propyl group -2- hydroxypropanesulfonic acid sodium.
Through the above technical solutions, alkyl ether acid esters and polyoxyethylene ether use the species for not containing APEO, so as to belong to In environment-protecting and non-poisonous class emulsifying agent, it is more suitable for the requirement of present environmental protection.
More preferably:The crosslinking agent is made of carbon acid dihydrazide and N- ethoxy Diacetone Acrylamide.
Through the above technical solutions, N- ethoxy Diacetone Acrylamide is modified acrylamide monomer, pair of itself Polymerisation can occur with the monomer of acrylate or methyl acrylic ester for key, meanwhile, after moisture evaporation ,-N hydroxyl second Self-crosslinking reaction can occur for base group, obtain extraordinary water-fast, scrub performance;Carbon acid dihydrazide equally can also play Good crosslinked effect.
More preferably:The bridging agent is by cumyl peroxide, di t-amyl peroxide, trimethylolpropane tris One or more compositions in methacrylate.
Through the above technical solutions, bridging agent can coexist steadily in the long term with water-base resin, the curing agent discharges during heat treatment The isocyanate groups gone out react to form cross-linked structure with hydroxyl, carboxyl, amino groups on water-base resin strand, can be notable Improve water-base resin performance.
More preferably:A kind of woodcare paint water based acrylic resin lotion, further includes weight percent Number is inorganic nanometer modified dose of 0.5-2%, and described inorganic nanometer modified dose is aoxidized by nano modification silica, nano modification One or more compositions in zinc and nano modification titanium oxide;The woodcare paint is further included with water based acrylic resin lotion Neutralizer, the neutralizer is sodium bicarbonate, one kind in ammonium hydroxide, N- dimethylethanolamines.
Through the above technical solutions, inorganic nanometer modified dose can form wrapping layer in molecular surface, can significantly improve into The anti-aging of product, intensity and chemical-resistance;And neutralizer timely can adjust the pH of finished product to neutrality, reduce to using The stimulation of person.
The purpose of the present invention two is to provide a kind of preparation method of woodcare paint water based acrylic resin lotion, is Realize above-mentioned purpose one, the present invention provides following technical solution:A kind of woodcare paint water based acrylic resin lotion Preparation method, it is characterised in that include the following steps:
S1, fetches water, the first emulsifying agent, stabilizer, neutralizer and the first cross-linking monomer by formula ratio, is stirred, will reaction temperature Degree is heated to 60-70 DEG C, forms reaction bottom liquid;
S2, fetches water, the second cross-linking monomer and the second emulsifying agent are uniformly mixed and carry out pre-emulsification processing by formula ratio, and it is pre- to form first Emulsion;Fetch water by formula ratio, the mixing of the first function monomer, the 3rd cross-linking monomer, the first crosslinking agent and the first initiator solution Emulsification treatment is uniformly carried out, forms the second pre-emulsion;
S3, takes the second function monomer and the second initiator solution successively to add in the reaction bottom liquid in S1, starts polymerisation, and Continue heating up to 80 DEG C, put into bridging agent at this time, after reacting 1~3 minute, then the first pre-emulsion being added dropwise in S2 and second Crosslinking agent, is added dropwise duration 2-3h, keeps temperature for 80-85 DEG C and carries out continuing 1h after completing the dropwise addition of the first pre-emulsion Isothermal holding, keep temperature be 80-90 DEG C, formed the first reaction solution;
S4, treats after being kept the temperature in S3, inorganic nanometer modified dose is added into the first reaction solution, then the second pre-emulsion is added dropwise, Duration 1.5-2.5h is added dropwise, and continue the isothermal holding of 1h after the dropwise addition of the second pre-emulsion of completion, keeps reaction Temperature is 80-90 DEG C, forms the second reaction solution;
S5, treats after being kept the temperature in S4, the 3rd function monomer is added dropwise into the second reaction solution, duration 20-40 point is added dropwise Clock, 60 DEG C are cooled to after being added dropwise to complete by reaction kettle, add the second crosslinking agent, and sustained response is cooled to 50 DEG C after 15-25 minutes Hereinafter, discharge, filter, packaging.
More preferably:First initiator solution is 1.2 by mass ratio:30 initiator and water dissolving stirring and Into second initiator solution is 1.1 by mass ratio:15 initiator and water dissolving stirring forms.
In conclusion the invention has the advantages that:It is good with good hardness of paint film, adhesion strength and surface Good glossiness;Resistance to ag(e)ing is strong, has good pliability after film forming.
Embodiment
With reference to embodiment, the present invention will be described in detail.
Embodiment 1:A kind of woodcare paint water based acrylic resin lotion, it includes component and component it is corresponding heavy It is as shown in table 1 to measure percentage.
Wherein, water is deionized water, and electrical conductivity is 0.1-1 μ S/cm;Emulsifying agent for the alkylol ether acid of base containing double bond sodium, Allyl polyethenoxy ether, pi-allyl -2- hydroxypropanesulfonic acids sodium, alkyl ether acid esters, polyoxyethylene ether composition.Crosslinking agent is by carbon Acid dihydrazide and N- ethoxys Diacetone Acrylamide composition.Initiator is ammonium persulfate.Bridging agent is trimethylolpropane tris Methacrylate.Neutralizer is the ammonium hydroxide that concentration is 25%.Inorganic nanometer modified dose is nano modification silica and nanometer The compound composition of modifying titanium dioxide.
The component of mix monomer and its corresponding percentage by weight are as shown in table 2.
The percentage by weight (%) of 1 embodiment 1-7 each components of table and its content
The component of mix monomer and its percentage by weight (%) of content in 2 embodiment 1 of table and embodiment 8-14
Embodiment 8-14:A kind of woodcare paint water based acrylic resin lotion, difference lies in mix with embodiment 1 Component and its percentage by weight for closing monomer are as shown in table 2.
Embodiment 15:A kind of woodcare paint water based acrylic resin lotion, difference lies in emulsification with embodiment 1 Agent by straight chained alkyl sodium potassium, the alkyl ether acid esters without APEO, polymerizable type sulfuric ester ammonium sodium, the alkylol ether acid ammonium of base containing double bond and Pi-allyl -2- hydroxypropanesulfonic acids sodium forms.
Embodiment 16:A kind of woodcare paint water based acrylic resin lotion, difference lies in emulsification with embodiment 1 Agent is by the alkylol ether acid of base containing double bond ammonium, Methacrylamide isopropyl sodium sulfonate potassium, allyl polyethenoxy ether, pi-allyl -2- Hydroxypropanesulfonic acid sodium forms.
Embodiment 17:A kind of woodcare paint water based acrylic resin lotion, difference lies in emulsification with embodiment 1 Agent is by the alkyl ether acid esters of no APEO, the polyoxyethylene ether without APEO, polymerizable type sulfuric ester ammonium sodium, the alkyl alcohol ether of base containing double bond Sour ammonium, Methacrylamide isopropyl sodium sulfonate potassium composition.
Embodiment 18:A kind of woodcare paint water based acrylic resin lotion, difference lies in build bridge with embodiment 1 Agent is di t-amyl peroxide.
Embodiment 19:A kind of woodcare paint water based acrylic resin lotion, difference lies in build bridge with embodiment 1 Agent is made of cumyl peroxide and di t-amyl peroxide.
Embodiment 20:A kind of woodcare paint water based acrylic resin lotion, difference lies in neutralize with embodiment 1 Agent is sodium bicarbonate.
Embodiment 21:A kind of woodcare paint water based acrylic resin lotion, difference lies in inorganic with embodiment 1 Nano modifier is made of modified nanometer zinc oxide and the mixing of nano modification titanium oxide.
Embodiment 22:A kind of woodcare paint water based acrylic resin lotion, difference lies in inorganic with embodiment 1 Nano modifier is made of nano modification silica, modified nanometer zinc oxide mixing.
Embodiment 23:A kind of woodcare paint preparation method of water based acrylic resin lotion, includes the following steps:
S1, water intaking 440kg, the first emulsifying agent 4.5kg, stabilizer 1.2kg, neutralizer 120kg, the first cross-linking monomer 8kg inputs In reaction kettle, stir evenly, and reaction kettle is heated to 65 DEG C, form reaction bottom liquid, it is spare;
S2, fetch water 60kg, and the second emulsifying agent 7kg, the second cross-linking monomer 8kg are put into the first emulsifying kettle, and it is pre- to stir evenly progress Emulsification treatment, forms the first pre-emulsion, spare;Fetch water 100kg, the 3rd cross-linking monomer 8kg, the first function monomer 351kg, First crosslinking agent 8kg, the first initiator solution 31.2kg are put into the second emulsifying kettle, are stirred evenly and are carried out pre-emulsification processing, shape It is spare into the second pre-emulsion;
S3, take in the reaction kettle of the second function monomer 125kg and the second initiator solution 16.1kg successively in input S1 with reaction Bottom liquid starts to react, and when heating temperature of reaction kettle to 80 DEG C, adds bridging agent 0.5kg and simultaneously reacts 2 minutes, then by the in S2 One pre-emulsion and the second crosslinking agent 12kg are synchronously added dropwise, time for adding 2.5h, and it is 80-85 DEG C to keep temperature of reaction kettle, drop Rear carry out isothermal holding is added into, soaking time 1h, it is 85-88 DEG C to keep temperature of reaction kettle, forms the first reaction solution;
S4, after isothermal holding in S3, inorganic nanometer modified dose of 10kg is added into the first reaction solution, then be added dropwise second Pre-emulsion, time for adding 2h, continues to circulate cooling system, and it is 80-85 DEG C to keep temperature, after being added dropwise to complete at insulation Reason, soaking time 1h, forms the second reaction solution;
S5, after the completion of isothermal holding in S4, is added dropwise the 3rd function monomer to the second reaction solution and carries out graft reaction, during dropwise addition Between 30 minutes, after the completion of start to cool down, until 60 DEG C of whens add the second crosslinking agent, keep 60 DEG C of temperature the reaction was continued 20 points Clock, then 35 DEG C are cooled to, discharge, filter, packaging.
Wherein, the first emulsifying agent is the alkylol ether acid sodium of base containing double bond 2.5kg, vinyl sulfonic acid vinethene 1kg, allyl Base -2- hydroxypropanesulfonic acid sodium 1kg;Alkyl ether acid esters 3kg of second emulsifying agent for no APEO, the polyoxyethylene ether without APEO 4kg。
First cross-linking monomer is N hydroxymethyl acrylamide;Second cross-linking monomer is acrylamide;3rd cross-linking monomer is Ethyl acrylate.
First crosslinking agent is ethyl acrylate, and the second crosslinking agent is carbon acid dihydrazide.
First initiator solution by 1.2kg ammonium persulfate and 30kg water dissolving stirring form, the second initiator solution by The water dissolving stirring of the ammonium persulfate and 15kg of 1.1kg forms.
Bridging agent is trimethylol-propane trimethacrylate, inorganic nanometer modified dose for nano modification silica and The compound of nano modification titanium dioxide.
First function monomer is methyl methacrylate, butyl acrylate, acrylic acid -2- hydroxyl ethyl esters, methacrylic acid ring The mixture of own ester, the second function monomer is acrylic acid fluorine monomer, isobornyl methacrylate, methacrylate ethylene glycol The mixture of ester, the 3rd function monomer is acrylonitrile, the mixture of butyl phthalate.
Embodiment 24:A kind of preparation method of woodcare paint water based acrylic resin lotion, the area with embodiment 23 It is not, the technological parameter in S1 differs, and is specially:
S1, fetches water, the first emulsifying agent, stabilizer, neutralizer and the first cross-linking monomer by formula ratio, is stirred, will reaction temperature Degree is heated to 60 DEG C, forms reaction bottom liquid.
Embodiment 25:A kind of preparation method of woodcare paint water based acrylic resin lotion, the area with embodiment 23 It is not, the technological parameter in S1 differs, and is specially:
S1, fetches water, the first emulsifying agent, stabilizer, neutralizer and the first cross-linking monomer by formula ratio, is stirred, will reaction temperature Degree is heated to 70 DEG C, forms reaction bottom liquid.
Embodiment 26:A kind of preparation method of woodcare paint water based acrylic resin lotion, the area with embodiment 23 It is not, the technological parameter in S3 differs, and is specially:
S3, takes the second function monomer and the second initiator solution successively to add in the reaction bottom liquid in S1, starts polymerisation, and Continue heating up to 80 DEG C, put into bridging agent at this time, after reacting 1 minute, then the first pre-emulsion being added dropwise in S2 and second is handed over Join agent, duration 2h is added dropwise, keep temperature for 80-85 DEG C and continue the guarantor of 1h after the dropwise addition of the first pre-emulsion of completion Temperature processing, it is 80-83 DEG C to keep temperature, forms the first reaction solution.
Embodiment 27:A kind of preparation method of woodcare paint water based acrylic resin lotion, the area with embodiment 23 It is not, the technological parameter in S3 differs, and is specially:
S3, takes the second function monomer and the second initiator solution successively to add in the reaction bottom liquid in S1, starts polymerisation, and Continue heating up to 80 DEG C, put into bridging agent at this time, after reacting 3 minutes, then the first pre-emulsion being added dropwise in S2 and second is handed over Join agent, duration 2.5h is added dropwise, keep temperature for 80-85 DEG C and carry out continuing 1h's after completing the dropwise addition of the first pre-emulsion Isothermal holding, it is 85-88 DEG C to keep temperature, forms the first reaction solution.
Embodiment 28:A kind of preparation method of woodcare paint water based acrylic resin lotion, the area with embodiment 23 It is not, the technological parameter in S3 differs, and is specially:
S5, treats after being kept the temperature in S4, the 3rd function monomer is added dropwise into the second reaction solution, 40 minutes duration are added dropwise, Reaction kettle is cooled to 60 DEG C after being added dropwise to complete, adds the second crosslinking agent, sustained response is cooled to 45 DEG C after 25 minutes, discharge, Filtering, packaging.
Embodiment 29:A kind of preparation method of woodcare paint water based acrylic resin lotion, the area with embodiment 23 It is not, the technological parameter in S3 differs, and is specially:
S5, treats after being kept the temperature in S4, the 3rd function monomer is added dropwise into the second reaction solution, 20 minutes duration are added dropwise, Reaction kettle is cooled to 60 DEG C after being added dropwise to complete, adds the second crosslinking agent, sustained response is cooled to 35 DEG C after 15 minutes, discharge, Filtering, packaging.
In order to each component and the corresponding effect of method in well-known protrusion above-described embodiment, now set as follows Comparative example:
Comparative example 1-7, a kind of woodcare paint water based acrylic resin lotion, difference lies in include such as table with embodiment 1 Component and corresponding weight content percentage shown in 3.
Wherein, emulsifying agent is the alkylol ether acid of base containing double bond sodium, allyl polyethenoxy ether, pi-allyl -2- hydroxy propanes Sodium sulfonate, the alkyl ether acid esters without APEO, the polyoxyethylene ether composition without APEO.Crosslinking agent is by carbon acid dihydrazide and N- ethoxys Diacetone Acrylamide forms.Initiator is ammonium persulfate.Bridging agent is trimethylol-propane trimethacrylate.Neutralizer For ammonium hydroxide.Inorganic nanometer modified dose is the compound of nano modification silica and nano modification titanium dioxide composition.
And the percentage by weight of the component of mix monomer and corresponding component is as shown in table 4.
Comparative example 7-19, a kind of woodcare paint water based acrylic resin lotion, difference lies in mix with embodiment 1 Component and the corresponding weight content percentage for closing monomer are as shown in table 4.
Each component and its percentage by weight of content (%) in 3 comparative example 1-7 of table
The component of mix monomer and its percentage by weight (%) of content in 4 comparative example 1 of table and comparative example 8-19
Comparative example 20:A kind of woodcare paint water based acrylic resin lotion, difference lies in lack with embodiment 23 The pre-emulsification step of S2, directly by each component in S2 and reaction bottom liquid hybrid reaction.
Test portion
Embodiment 1-29, comparative example 1-20 totally 49 groups of experiments are set, by water based acrylic resin lotion made from every group point It is not coated on 49 pieces of experiment wood based panels of phase same material, every piece of experiment wood based panel top surface area is 100cm2, treat water-based hydroxyl Base emulsion acrylic resin reach attachment want seeking time after, carried out according to firmness test method A specified in ASTM D3359 Firmness detects.
1st, region clean, dry at selection one, it is 1.5 " (40mm) to carve " X " length together at test with knife, in Between intersect, angle notices that this delineation has to penetrate through water based acrylic resin emulsion layer, and once carve between 30O~45O It is good.
2nd, with candler scale, to confirm that indentation has penetrated water based acrylic resin emulsion layer, if not penetrating, Adjacent carves another " X ", not attempt to deepen original indentation.
3rd, the translucent adhesive tape of 25MM wide is taken, removes two circles that turn around, adhesive tape is then gently pulled out, cuts treating for about 75MM long With.
4th, adhesive tape is pasted toward " X " indentation, the center of " X " along acute angle direction and must smooths adhesive tape with finger in the centre of adhesive tape, Then adhesive tape is compressed with the rubber on pencil stub, the color of adhesive tape is observed, to confirm that adhesive tape is adjacent to surface.
5th, after standing 90 seconds, hold adhesive tape one, in the opposite direction, adhesive tape is quickly pulled open.
6th, check that knurled portion water based acrylic resin lotion departs from situation, and graded according to following situations:
5 grades:Depart from entirely without water based acrylic resin lotion;
4 grades:Micro water based acrylic resin lotion departs from indentation or on intersection point;
3 grades:It is any to be sawed while being less than water based acrylic resin lotion on the indentation of 1/6 " (1.6MM);
2 grades:It is any to come off while being less than water based acrylic resin lotion sawtooth on the indentation of 1/8 " (3.2MM);
1 grade:Most of water based acrylic resin lotion comes off on indentation.
7th, 2 other positions of test are repeated, are finally averaged.
Result of the test is referring to table 5.
In addition, by constant temperature water-wash test, measure the paying taxes property of product in embodiment 1 be more than or equal to 72 it is small when;By wine Smart soak test, when can to obtain alcohol time that the resistance to concentration of the product in embodiment 1 is 50% be 1 small;Equally, by testing Know, when the product alkali resistance in embodiment 1 is 1 small, when acid resistance is 1 small, varnish glossiness is more than or equal to 90.
The firmness test result of water based acrylic resin lotion in table 5 embodiment 1-29 and comparative example 1-20
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation Example, all technical solutions belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (10)

1. a kind of woodcare paint water based acrylic resin lotion, it is characterised in that include the component of following percetage by weight:
Emulsifying agent 0.5-3%;
Crosslinking agent 2-12%;
Initiator 0.1-1%;
Bridging agent 0.5-2%;
Mix monomer 30-60%;
Surplus is water;
Wherein mix monomer is made of function monomer and cross-linking monomer, the function monomer by ethyleneglycol dimethyacrylate, Butyl acrylate, styrene, acrylic acid -2- hydroxyl ethyl esters, cyclohexyl methacrylate, isobornyl methacrylate, acrylic acid Fluorine monomer, methyl methacrylate, acrylonitrile, butyl phthalate and water composition;Cross-linking monomer is by acrylamide, N- hydroxyl first Base acrylamide, ethyl acrylate, Diacetone Acrylamide, acetoacetoxyethyl methacrylate, hydroxyethyl modified third One or more compositions in acrylamide.
2. a kind of woodcare paint water based acrylic resin lotion according to claim 1, it is characterised in that including such as The component of lower percetage by weight:
Emulsifying agent 1-2%;
Crosslinking agent 5-10%;
Initiator 0.1-0.5%;
Bridging agent 0.5-1%;
Mix monomer 45-50%;
Surplus is water.
3. a kind of woodcare paint water based acrylic resin lotion according to claim 1, it is characterised in that described mixed The percentage by weight for closing monomer each component is as follows:
Methyl methacrylate 15 ~ 25%;
Styrene 5 ~ 10%;
Butyl acrylate 15 ~ 25%;
Acrylic acid -2- hydroxyl ethyl esters 2 ~ 5%;
Cyclohexyl methacrylate 1 ~ 3%;
Acrylic acid fluorine monomer 1-3%;
Isobornyl methacrylate 1 ~ 3%;
Ethyleneglycol dimethyacrylate 1 ~ 3%;
Acrylonitrile 1 ~ 3%;
Butyl phthalate 1 ~ 3%;
Acrylamide 0.2 ~ 1%;
N hydroxymethyl acrylamide 0.2 ~ 1%;
Ethyl acrylate 0.2 ~ 1%;
Surplus is water.
4. a kind of woodcare paint water based acrylic resin lotion according to claim 3, it is characterised in that described mixed The percentage by weight for closing monomer each component is as follows:
Methyl methacrylate 20 ~ 22%;
Styrene 8 ~ 10%;
Butyl acrylate 20 ~ 25%;
Acrylic acid -2- hydroxyl ethyl esters 2 ~ 3%;
Cyclohexyl methacrylate 1 ~ 2%;
Acrylic acid fluorine monomer 2-3%;
Isobornyl methacrylate 2 ~ 3%;
Ethyleneglycol dimethyacrylate 1 ~ 2%;
Acrylonitrile 1 ~ 3%;
Butyl phthalate 1 ~ 3%;
Acrylamide 0.5 ~ 1%;
N hydroxymethyl acrylamide 0.2 ~ 0.8%;
Ethyl acrylate 0.5 ~ 0.8%;
Surplus is water.
A kind of 5. woodcare paint water based acrylic resin lotion according to claim 1, it is characterised in that the breast Agent is by straight chained alkyl sodium salt, alkyl ether acid esters, polyoxyethylene ether, polymerizable type sulfate ammonium salt, the alkyl alcohol ether of base containing double bond It is more in hydrochlorate, Methacrylamide isopropyl sulfonate sodium, allyl polyethenoxy ether, pi-allyl -2- hydroxypropanesulfonic acid sodium Kind composition.
A kind of 6. woodcare paint water based acrylic resin lotion according to claim 1, it is characterised in that the friendship Connection agent is made of carbon acid dihydrazide and N- ethoxy Diacetone Acrylamide.
A kind of 7. woodcare paint water based acrylic resin lotion according to claim 1, it is characterised in that the frame Bridge agent is by the one or more in cumyl peroxide, di t-amyl peroxide, trimethylol-propane trimethacrylate Composition.
8. a kind of woodcare paint water based acrylic resin lotion according to claim 1, it is characterised in that further include Percetage by weight is inorganic nanometer modified dose of 0.5-2%, and described inorganic nanometer modified dose by nano modification silica, nanometer One or more compositions in modified zinc oxide and nano modification titanium oxide;Woodcare paint water based acrylic resin breast Liquid further includes neutralizer, and the neutralizer is sodium bicarbonate, one kind in ammonium hydroxide, N- dimethylethanolamines.
9. a kind of woodcare paint preparation method of water based acrylic resin lotion, it is characterised in that as follows including step:
S1, fetches water, the first emulsifying agent, stabilizer, neutralizer and the first cross-linking monomer by formula ratio, is stirred, will reaction temperature Degree is heated to 60-70 DEG C, forms reaction bottom liquid;
S2, fetches water, the second cross-linking monomer and the second emulsifying agent are uniformly mixed and carry out pre-emulsification processing by formula ratio, and it is pre- to form first Emulsion;Fetch water by formula ratio, the mixing of the first function monomer, the 3rd cross-linking monomer, the first crosslinking agent and the first initiator solution Emulsification treatment is uniformly carried out, forms the second pre-emulsion;
S3, takes the second function monomer and the second initiator solution successively to add in the reaction bottom liquid in S1, starts polymerisation, and Continue heating up to 80 DEG C, put into bridging agent at this time, after reacting 1 ~ 3 minute, then the first pre-emulsion being added dropwise in S2 and second Crosslinking agent, is added dropwise duration 2-3h, keeps temperature for 80-85 DEG C and carries out continuing 1h after completing the dropwise addition of the first pre-emulsion Isothermal holding, keep temperature be 80-90 DEG C, formed the first reaction solution;
S4, treats after being kept the temperature in S3, inorganic nanometer modified dose is added into the first reaction solution, then the second pre-emulsion is added dropwise, Duration 1.5-2.5h is added dropwise, and continue the isothermal holding of 1h after the dropwise addition of the second pre-emulsion of completion, keeps reaction Temperature is 80-90 DEG C, forms the second reaction solution;
S5, treats after being kept the temperature in S4, the 3rd function monomer is added dropwise into the second reaction solution, duration 20-40 point is added dropwise Clock, 60 DEG C are cooled to after being added dropwise to complete by reaction kettle, add the second crosslinking agent, and sustained response is cooled to 50 DEG C after 15-25 minutes Hereinafter, discharge, filter, packaging.
10. a kind of preparation method of woodcare paint water based acrylic resin lotion as shown in claim 9, its feature exist In first initiator solution is 1.2 by mass ratio:30 initiator and water dissolving stirring forms, second initiator Solution is 1.1 by mass ratio:15 initiator and water dissolving stirring forms.
CN201711322961.4A 2017-12-12 2017-12-12 A kind of woodcare paint water based acrylic resin lotion and preparation method thereof Pending CN108003303A (en)

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CN117363125A (en) * 2023-11-22 2024-01-09 广州福诚美化工有限公司 Water-based paint and preparation process thereof

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109054697A (en) * 2018-07-06 2018-12-21 佛山市三水正宏树脂有限公司 A kind of aqueous joint trimming agent
CN110283268A (en) * 2019-06-12 2019-09-27 东莞大宝化工制品有限公司 A kind of compatibility is good, the hydroxy acryl acid resin that stability is high and preparation method thereof
CN114014989A (en) * 2021-09-30 2022-02-08 绵阳麦思威尔科技有限公司 Hydroxyl acrylic acid aqueous dispersion, preparation method and application thereof
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CN117363125B (en) * 2023-11-22 2024-05-10 广州福诚美化工有限公司 Water-based paint and preparation process thereof

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