CN106832106A - A kind of water polyacrylic acid emulsion and preparation method thereof - Google Patents

A kind of water polyacrylic acid emulsion and preparation method thereof Download PDF

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CN106832106A
CN106832106A CN201710050451.XA CN201710050451A CN106832106A CN 106832106 A CN106832106 A CN 106832106A CN 201710050451 A CN201710050451 A CN 201710050451A CN 106832106 A CN106832106 A CN 106832106A
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emulsion
polyacrylic acid
solution
sodium
acid
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CN201710050451.XA
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CN106832106B (en
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瞿少敏
包杰界
周坚
齐平平
缪宇龙
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杭州传化精细化工有限公司
传化智联股份有限公司
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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
    • 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
    • C08F2/00Processes of polymerisation
    • C08F2/12Polymerisation in non-solvents
    • C08F2/16Aqueous medium
    • C08F2/22Emulsion polymerisation
    • C08F2/24Emulsion polymerisation with the aid of emulsifying agents
    • C08F2/26Emulsion polymerisation with the aid of emulsifying agents anionic
    • 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
    • C08F2/12Polymerisation in non-solvents
    • C08F2/16Aqueous medium
    • C08F2/22Emulsion polymerisation
    • C08F2/24Emulsion polymerisation with the aid of emulsifying agents
    • C08F2/30Emulsion polymerisation with the aid of emulsifying agents non-ionic
    • 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
    • C08F4/00Polymerisation catalysts
    • C08F4/40Redox systems
    • 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
    • C09D133/04Homopolymers or copolymers of esters
    • C09D133/06Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/08Homopolymers or copolymers of acrylic acid esters
    • 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

Abstract

The invention discloses a kind of water polyacrylic acid emulsion and preparation method thereof.Big particle diameter, low viscosity, the emulsion of large arch dam water polyacrylic acid meet all kinds of stability again simultaneously and the document of application requirement is rarely reported at present.The present invention is with butyl acrylate, ethyl acrylate, one or more in Isooctyl acrylate monomer are soft monomer, methyl methacrylate, styrene, methyl acrylate, one or more in acrylonitrile are hard monomer, methacrylic acid, acrylic acid, itaconic acid, acrylamide, hydroxyethyl methacrylate, hydroxy propyl methacrylate, GMA, one or more in N Methacrylamides are functional monomer, compound emulsifying agent and reactive emulsifier construct emulsification system, redox system initiator is initiator, it is polymerized with the polymerization technique of seed emulsion using high shear pre-emulsification and obtains big particle diameter, large arch dam and low viscous water polyacrylic acid emulsion.

Description

A kind of water polyacrylic acid emulsion and preparation method thereof
Technical field
The present invention relates to macromolecule emulsion, specifically a kind of big particle diameter, large arch dam and low viscous aqueous polyacrylamide Acid esters emulsion and preparation method thereof.
Background technology
Water polyacrylic acid is the emulsion of predominantly acrylic ester monomer copolymerization, using it as main film forming substance institute Adhesive, coating of preparation etc. have nontoxic, non-environmental-pollution, there is good weatherability, colour retention, water resistance, alkali resistance, I State from 20th century 70 the eighties come into operation, obtained in the fields such as weaving, papermaking, coating, packaging, leather at present extensively Using.But there is also some problems particularly compared with same kind of products at abroad, also exist and be mutually on duty in actual application Away from such as solid content is relatively low, and machinery is not enough with calcium particle stability, the problems such as water-fast wet rubbing performance is not good.
Current energy-saving and emission-reduction, environmental protection are required development, and the multifunctional aqueous polyacrylate resin of large arch dam meets This trend, it is possible to decrease energy consumption accumulating and simplify production procedure, this is accomplished by product and is provided simultaneously with that multi-functional, compatibility is good, energy Adapt to kinds of processes, can easily be accommodated multiple performance;Conventional emulsion polymerization works as emulsion solid content >=55%, the viscosity of emulsion system Can be higher, the practical application of next step and the regulation of performance are not only had a strong impact on, and normally entering for polymerisation may be influenceed OK;Emulsion system viscosity can be reduced by reducing emulsifying agent, increase particle diameter in emulsion polymerization, but the side effect for bringing is emulsion Chemical, mechanical, storage stability be deteriorated, compounding increases with application function problem, and generation film forming physical property and adhesive fastness are bad Etc. problems.
Found by literature search, about polyacrylate dispersion preparation in terms of patent and research paper it is more, but greatly Particle diameter, low viscosity, the emulsion of large arch dam water polyacrylic acid meet all kinds of stability again simultaneously and the document of application requirement is fresh Have been reported that.
The content of the invention
The technical problems to be solved by the invention are the defects for overcoming above-mentioned prior art to exist, there is provided a kind of big particle diameter, High solids content and low viscous water polyacrylic acid emulsion and preparation method thereof, the chemical stability of the emulsion, mechanically stable Property with have excellent storage stability, the excellent performance such as film forming physical property, compatibility, water resistance can apply to different field.
A kind of technical scheme for using of the present invention for:A kind of water polyacrylic acid emulsion, it is with butyl acrylate, propylene One or more in acetoacetic ester, Isooctyl acrylate monomer are soft monomer, methyl methacrylate, styrene, methyl acrylate, third One or more in alkene nitrile are hard monomer, methacrylic acid, acrylic acid, itaconic acid, acrylamide, hydroxyethyl methacrylate second One or more in ester, hydroxy propyl methacrylate, GMA, N methacrylamide are feature Monomer, compound emulsifying agent and reactive emulsifier construct emulsification system, and redox system initiator is initiator, is cut using height Cut pre-emulsification and be polymerized with the polymerization technique of seed emulsion and obtain big particle diameter, large arch dam and low viscous water polyacrylic acid emulsion (PA emulsions), the latex particle size of synthesis is in 250-400nm, particle diameter distribution PDI≤0.1, viscosity 30-200mPas, solid content 50.0-60.0%.
With combined emulsification system be combined for Monomer Formations design by particle design and the technique being engaged by the present invention Means, reactive emulsifier is incorporated into acrylic acid ester emulsion emulsification system, at the same reduce emulsification dosage, lifting optimization its Efficiency, and the stable emulsifying system of the particle diameter required by design and distribution is constructed using high shear pre-emulsification, polymerisation is adopted The method that polyacrylate dispersion is prepared with the polymerization technique of seeding polymerization, Redox Initiator, so as to reach increase particle diameter, drop Low viscosity, the purpose for improving solid content, emphasis solve big particle diameter emulsion and prepare all kinds of stability techniques problems that exist and existing With the presence of the defect of large arch dam emulsion.
Further, above-mentioned water polyacrylic acid emulsion uses each raw material of following mass percent:Soft monomer 30- 50%, hard monomer 5-15%, functional monomer 3-10%, initiator 0.5-1.2%, compound emulsifying agent 0.3-1.0%, response type Emulsifying agent 0.1-0.5%, sodium acid carbonate 0.2-0.5%, post-treatment agent 0.01-0.03%, deionized water 40-50%.
Further, described redox system initiator includes oxidant, reducing agent and accelerator, and oxidant was One or more in ammonium sulfate, potassium peroxydisulfate, hydrogen peroxide, reducing agent be sodium hydrosulfite, sodium hydrogensulfite, sodium pyrosulfite, One or more in rongalite, accelerator is one or more in ferrous sulfate, frerrous chloride.
Further, described compound emulsifying agent is the mixture of anion and nonionic emulsifier;Anion emulsifier For lauryl sodium sulfate, neopelex, alkylol polyoxyethylene ammonium sulfate, sulfosuccinic dibutyl phthalate sodium salt, One or more in ethoxylated alkyl alcohol ether sulfosuccinic acid semiester disodium salt, alkyl diphenyl ether disulphonic acid sodium;Nonionic Emulsifying agent is isomeric alcohol polyethenoxy ether (8-12EO), isomeric alcohol polyethenoxy ether (25-40EO), AEO One or more in (8-12EO), AEO (25-40EO), isomery secondary alcohol APEO (8-12EO); The mol ratio of nonionic emulsifier/anion emulsifier is 1:1-5.
Further, described reactive emulsifier is methacrylic acid hydroxide sodium dimercaptosulphanatein, allyloxy hydroxypropyl sulfonic acid One or more in sodium, methyl allyl alcohol polyoxyethylene ether, isopentenol polyoxyethylene ether.
Further, described post-treatment agent includes Oxidizing and Reducing Agents, and described oxidant is ammonium persulfate, peroxide Change hydrogen, one or more in TBHP, described reducing agent is in sodium hydrogensulfite, ascorbic acid, rongalite One or more.
Another technical scheme that uses of the present invention for:The preparation method of water polyacrylic acid emulsion, it includes following Step:By most of compound emulsifying agent water dissolves and stir, be subsequently adding soft monomer, hard monomer, functional monomer and anti- Answer type emulsifier for mixing to emulsify 15-30 minutes, then carried out high-shear emulsifying 10-20 minutes using high-shearing dispersion emulsifying machine, Obtain uniform and stable pre-emulsion A (shear rates:8000-10000rpm, cutter shearing line speed:10-13m/s);
By the deionized water dissolving wiring solution-forming B of the oxidant in redox system initiator;
By the deionized water dissolving wiring solution-forming C of the reducing agent in redox system initiator;
By the accelerator in redox system initiator with deionized water dissolving wiring solution-forming D;
By sodium acid carbonate and remaining compound emulsifying agent, with remaining deionized water stirring and dissolving into solution E;
Oxidant deionized water dissolving wiring solution-forming F1 in post-treatment agent, the reducing agent deionization in post-treatment agent Water dissolves wiring solution-forming F2;
Take part pre-emulsion A and solution E is added in reactor, heating stirring, in 25-45 DEG C of addition solution D of temperature Solution B, C with part, initiated polymerization obtain seed emulsion;Then at 55-75 DEG C then toward dropwise addition in seed emulsion Remaining pre-emulsion A and remaining solution B, C, control drop rate, by remaining solution B, C and remaining pre-emulsion A Added in the lump in 3-5 hours, after being incubated 30-60 minutes, plus post-treatment agent solution F1 and F2,30-60 minutes is incubated, cooling, The pH for adjusting solution with ammoniacal liquor is 7-8, and filtering and discharging obtains final product big particle diameter, large arch dam and low viscous water polyacrylic acid breast Liquid.
The present invention using particle design and the high shear pre-emulsification technology that is engaged, formula design with by reactive emulsifier Introduce combination emulsification system to be combined, construct the stable emulsifying system of the particle diameter and distribution required by design, its emulsion for preparing Latex particle size 250-400nm, particle diameter distribution PDI≤0.1, viscosity 30-200mPas, solid content 50.0-60.0% it is aqueous Polyacrylate dispersion, preferably solves big particle diameter, large arch dam emulsion and prepares the stability and application and compatibility deficiency for existing Deng technical barrier;Spinning coating field is not applied only to, and can also be applied in fields such as papermaking, coating, packaging, leathers On.
Specific embodiment
Following examples are intended to describe the present invention in detail, should not be construed as limiting the invention.
Embodiment 1
Emulsion constituent:
Preparation method:98% alkylol polyoxyethylene ammonium sulfate and sulfosuccinic dibutyl phthalate sodium salt, isomery alcohol are gathered After oxygen vinethene (8-12EO) is dissolved in 60% deionized water, butyl acrylate, ethyl acrylate, benzene second are added under agitation Alkene, methyl methacrylate, acrylonitrile, acrylic acid, N hydroxymethyl acrylamide, allyloxy hydroxypropyl azochlorosulfonate acid sodium, stirring breast Change 10-20 minutes, then carry out high-shearing dispersion emulsifying machine emulsion dispersion 10 minutes, obtain uniform and stable pre-emulsion.
By sodium acid carbonate and a small amount of residue compound emulsifying agent, it is added to equipped with stirring with most of remaining deionized water In device, reflux condensing tube, dropping funel, the four-hole boiling flask of thermometer and stir, then take 2.5% pre-emulsion and add reaction Bottle;Heating stirring, in temperature, 30 DEG C add redox initiator sodium hydrosulfite, ferrous sulfate and 15% ammonium persulfate, trigger poly- Reaction is closed, seed emulsion is obtained;Then at 60-65 DEG C toward remaining pre-emulsion being added dropwise in seed emulsion and redox is drawn Hair agent sodium hydrogensulfite and 85% ammonium persulfate, added in the lump in 3 hours, after being incubated 60 minutes, post-treatment solution mistake were added dropwise Hydrogen oxide, rongalite, after drop, insulation reaction 1 hour, cooling, the pH for filtering, solution being adjusted with ammoniacal liquor are 7-8, and filtering and discharging is Obtain big particle diameter large arch dam PA emulsions.
Embodiment 2
Emulsion constituent:
Preparation method:Alkyl diphenyl ether disulphonic acid sodium and isomery secondary alcohol APEO (8-12EO) are dissolved in 1/2 and gone After in ionized water, under agitation add Isooctyl acrylate monomer, ethyl acrylate, styrene, methyl methacrylate, acrylonitrile, Then itaconic acid, acrylamide, hydroxy propyl methacrylate, hydroxy propyl methacrylate, stirring and emulsifying 15 minutes carry out height and cut Cut dispersion emulsifying machine emulsion dispersion 12 minutes, obtain uniform and stable pre-emulsion.
By sodium acid carbonate and most of remaining deionized water be added to equipped with agitator, reflux condensing tube, dropping funel, In the four-hole boiling flask of thermometer and stir, then take 2% pre-emulsion and add reaction bulb;Heating stirring, in temperature, 25-30 DEG C adds Enter redox initiator sodium hydrosulfite, ferrous sulfate and 15% ammonium persulfate, initiated polymerization, obtain seed emulsion;Then At 65-68 DEG C toward remaining pre-emulsion and redox initiator sodium hydrogensulfite and 85% over cure is added dropwise in seed emulsion Sour ammonium, added in the lump in 4 hours, after being incubated 45 minutes, post-treatment solution hydrogen peroxide, ascorbic acid was added dropwise, after drop, insulation Reaction insulation 45 minutes, cooling, filtering, the pH for adjusting solution with ammoniacal liquor are 7-8, and filtering and discharging obtains final product big particle diameter large arch dam PA breasts Liquid.
Embodiment 3
Emulsion constituent:
Preparation method:By 95% isomeric alcohol polyethenoxy ether (40EO) and ethoxylated alkyl alcohol ether sulfosuccinic acid half After ester disodium salt is dissolved in 55% deionized water, butyl acrylate, ethyl acrylate, methacrylic acid contracting are added under agitation Water glyceride, methyl methacrylate, acrylonitrile, acrylic acid, acrylamide, methacrylic acid hydroxide sodium dimercaptosulphanatein, stirring and emulsifying 20 minutes, then carry out high-shearing dispersion emulsifying machine emulsion dispersion 10 minutes, obtain uniform and stable pre-emulsion.
By sodium acid carbonate and a small amount of residue compound emulsifying agent, it is added to equipped with stirring with most of remaining deionized water In device, reflux condensing tube, dropping funel, the four-hole boiling flask of thermometer and stir, then take 3% pre-emulsion and add reaction bulb; Heating stirring, in temperature, 35 DEG C add redox initiator sodium hydrosulfite, ferrous sulfate and 10% ammonium persulfate, trigger polymerization anti- Should, obtain seed emulsion;Then at 68-72 DEG C toward remaining pre-emulsion and redox initiator is added dropwise in seed emulsion Sodium pyrosulfite and 90% ammonium persulfate, add in the lump in 3.5 hours, after being incubated 45 minutes, post-treatment solution peroxidating are added dropwise Hydrogen, ascorbic acid, after drop, insulation reaction 0.5 hour, cooling, the pH for filtering, solution being adjusted with ammoniacal liquor are 7-8, and filtering and discharging is Obtain big particle diameter large arch dam PA emulsions.
Embodiment 4
Emulsion constituent:
Preparation method:By 98% lauryl sodium sulfate and sulfosuccinic dibutyl phthalate sodium salt, the isomery alcohol polyoxy of whole After vinethene (40EO) is dissolved in 55% deionized water, under agitation add butyl acrylate, ethyl acrylate, styrene, Methacrylic acid, acrylonitrile, acrylamide, N hydroxymethyl acrylamide, isopentenol polyoxyethylene ether, 20 points of stirring and emulsifying Clock, then carries out high-shearing dispersion emulsifying machine emulsion dispersion 15 minutes, obtains uniform and stable pre-emulsion;
By sodium acid carbonate and 2% lauryl sodium sulfate and most of remaining deionized water be added to equipped with agitator, In reflux condensing tube, dropping funel, the four-hole boiling flask of thermometer and stir, then take 2% pre-emulsion and add reaction bulb;Heating Stirring, redox initiator sodium hydrosulfite, ferrous sulfate and 10% ammonium persulfates are added in 35 DEG C of temperature, initiated polymerization, Obtain seed emulsion;Then at 65-70 DEG C toward remaining pre-emulsion being added dropwise in seed emulsion and redox initiator is sub- Niter cake and 90% ammonium persulfate, added in the lump in 4 hours, after being incubated 30 minutes, dropwise addition post-treatment solution hydrogen peroxide, Rongalite, after drop, insulation reaction 1 hour, cooling, the pH for filtering, solution being adjusted with ammoniacal liquor are 7-8, and filtering and discharging obtains final product big grain Footpath large arch dam PA emulsions.
For a person skilled in the art, after reading described above, various changes and modifications undoubtedly will be evident that. Therefore, appending claims should regard the whole variations and modifications for covering true intention of the invention and scope as.In power Any and all scope and content of equal value, are all considered as still belonging to the intent and scope of the invention in the range of sharp claim.

Claims (10)

1. a kind of water polyacrylic acid emulsion, it is characterised in that with butyl acrylate, ethyl acrylate, Isooctyl acrylate monomer In one or more be soft monomer, one or more in methyl methacrylate, styrene, methyl acrylate, acrylonitrile Be hard monomer, methacrylic acid, acrylic acid, itaconic acid, acrylamide, hydroxyethyl methacrylate, hydroxy propyl methacrylate, One or more in GMA, N methacrylamide are functional monomer, compound emulsifying agent and anti- The type emulsifying agent of answering constructs emulsification system, and redox system initiator is initiator, using high shear pre-emulsification and seed emulsion Polymerization technique polymerization obtain big particle diameter, large arch dam and low viscous water polyacrylic acid emulsion, the latex particle size of synthesis In 250-400nm, particle diameter distribution PDI≤0.1, viscosity 30-200mPas, solid content 50.0-60.0%.
2. water polyacrylic acid emulsion according to claim 1, it is characterised in that it is using following mass percent Each raw material:Soft monomer 30-50%, hard monomer 5-15%, functional monomer 3-10%, initiator 0.5-1.2%, compound emulsifying agent 0.3-1.0%, reactive emulsifier 0.1-0.5%, sodium acid carbonate 0.2-0.5%, post-treatment agent 0.01-0.03%, deionization Water 40-50%.
3. water polyacrylic acid emulsion according to claim 1 and 2, it is characterised in that described redox system Initiator include oxidant, reducing agent and accelerator, oxidant be ammonium persulfate, potassium peroxydisulfate, hydrogen peroxide in one kind or Several, reducing agent is one or more in sodium hydrosulfite, sodium hydrogensulfite, sodium pyrosulfite, rongalite, and accelerator is sub- sulfuric acid One or more in iron, frerrous chloride.
4. water polyacrylic acid emulsion according to claim 1 and 2, it is characterised in that described compound emulsifying agent is The mixture of anion and nonionic emulsifier.
5. water polyacrylic acid emulsion according to claim 4, it is characterised in that described anion emulsifier is ten Sodium dialkyl sulfate, neopelex, alkylol polyoxyethylene ammonium sulfate, sulfosuccinic dibutyl phthalate sodium salt, ethoxy One or more in base alkyl alcohol ether sulfosuccinic acid semiester disodium salt, alkyl diphenyl ether disulphonic acid sodium.
6. water polyacrylic acid emulsion according to claim 4, it is characterised in that described nonionic emulsifier is different Structure alcohol APEO, isomeric alcohol polyethenoxy ether, AEO, AEO, isomery secondary alcohol gather One or more in oxygen vinethene.
7. water polyacrylic acid emulsion according to claim 4, it is characterised in that nonionic emulsifier/anion breast The mol ratio of agent is 1:1-5.
8. water polyacrylic acid emulsion according to claim 1 and 2, it is characterised in that described reactive emulsifier It is methacrylic acid hydroxide sodium dimercaptosulphanatein, allyloxy hydroxypropyl azochlorosulfonate acid sodium, methyl allyl alcohol polyoxyethylene ether, prenol polyoxy One or more in vinethene.
9. water polyacrylic acid emulsion according to claim 1 and 2, it is characterised in that described post-treatment agent includes Oxidizing and Reducing Agents, described oxidant is one or more in ammonium persulfate, hydrogen peroxide, TBHP, Described reducing agent is one or more in sodium hydrogensulfite, ascorbic acid, rongalite.
10. the preparation method of water polyacrylic acid emulsion described in any one of claim 1-9, it is comprised the following steps:
By most of compound emulsifying agent water dissolves and stir, be subsequently adding soft monomer, hard monomer, functional monomer and reaction Type emulsifier for mixing is emulsified 15-30 minutes, is then carried out high-shear emulsifying 10-20 minutes using high-shearing dispersion emulsifying machine, is obtained To uniform and stable pre-emulsion A;
By the deionized water dissolving wiring solution-forming B of the oxidant in redox system initiator;
By the deionized water dissolving wiring solution-forming C of the reducing agent in redox system initiator;
By the accelerator in redox system initiator with deionized water dissolving wiring solution-forming D;
By sodium acid carbonate and remaining compound emulsifying agent, with remaining deionized water stirring and dissolving into solution E;
Oxidant deionized water dissolving wiring solution-forming F1 in post-treatment agent, the reducing agent in post-treatment agent is molten with deionized water Solution wiring solution-forming F2;
Take part pre-emulsion A and solution E is added in reactor, heating stirring, 25-45 DEG C adds solution D and portion in temperature Solution B, the C for dividing, initiated polymerization obtain seed emulsion;Then it is remaining at 55-75 DEG C and then toward dropwise addition in seed emulsion Pre-emulsion A and remaining solution B, C, control drop rate, by remaining solution B, C and remaining pre-emulsion A in 3-5 Added in the lump in hour, after being incubated 30-60 minutes, plus post-treatment agent solution F1 and F2,30-60 minutes is incubated, ammoniacal liquor is used in cooling The pH for adjusting solution is 7-8, and filtering and discharging obtains final product big particle diameter, large arch dam and low viscous water polyacrylic acid emulsion.
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CN109081889A (en) * 2018-06-13 2018-12-25 惠州市强茂化工科技有限公司 The preparation method of butyl acrylate water based emulsion
CN109232794A (en) * 2018-09-05 2019-01-18 辽宁恒星精细化工有限公司 A kind of anti-pitting bores suede acrylate coatings lotion, coating adhesive and preparation method thereof
CN109232793A (en) * 2018-08-31 2019-01-18 吉力水性新材料科技(珠海)有限公司 A kind of water-and acrylate increasing base emulsion
CN109280124A (en) * 2018-09-28 2019-01-29 福州大学至诚学院 A kind of polymer cement waterproof paint acrylate and vinyl acetate emulsion and preparation method thereof
CN109293822A (en) * 2018-09-30 2019-02-01 广州市鼎茂新材料科技有限公司 Waterborne acrylate resin emulsion and its preparation process
CN109824816A (en) * 2019-01-23 2019-05-31 广东工业大学 A kind of function monomer modified acrylic acid emulsion and its preparation method and application
CN109970901A (en) * 2019-04-04 2019-07-05 北京西尔玛道路养护工程有限公司 A kind of polymeric latex resin and its preparation method and application
CN110105489A (en) * 2019-05-31 2019-08-09 高密浩翰木塑材料科技有限公司 A kind of high solids content super high molecular weight Acrylate copolymerical emulsion production method
CN110157360A (en) * 2019-04-28 2019-08-23 上海保立佳新材料有限公司 A kind of acrylic acid ester emulsion adhesive and preparation method thereof for low surface energy substrates bonding
CN110241659A (en) * 2019-06-18 2019-09-17 中山市海恒包装材料有限公司 Bottoming water paint and preparation method thereof before a kind of wrapping paper prints

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CN106957385A (en) * 2017-04-14 2017-07-18 贵州黔兴建筑装饰材料有限责任公司 A kind of polyacrylate dispersion, its preparation method, coating and preparation method thereof
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CN108276937A (en) * 2017-12-25 2018-07-13 深圳市山木新能源科技股份有限公司 The preparation method and application of aqueous binders, aqueous binders
CN109081889A (en) * 2018-06-13 2018-12-25 惠州市强茂化工科技有限公司 The preparation method of butyl acrylate water based emulsion
CN108948268A (en) * 2018-07-09 2018-12-07 上海三瑞高分子材料股份有限公司 A kind of preparation method of sub-micron acrylic acid ester emulsion
CN109232793A (en) * 2018-08-31 2019-01-18 吉力水性新材料科技(珠海)有限公司 A kind of water-and acrylate increasing base emulsion
CN109232794A (en) * 2018-09-05 2019-01-18 辽宁恒星精细化工有限公司 A kind of anti-pitting bores suede acrylate coatings lotion, coating adhesive and preparation method thereof
CN109280124A (en) * 2018-09-28 2019-01-29 福州大学至诚学院 A kind of polymer cement waterproof paint acrylate and vinyl acetate emulsion and preparation method thereof
CN109293822A (en) * 2018-09-30 2019-02-01 广州市鼎茂新材料科技有限公司 Waterborne acrylate resin emulsion and its preparation process
CN109824816A (en) * 2019-01-23 2019-05-31 广东工业大学 A kind of function monomer modified acrylic acid emulsion and its preparation method and application
CN109970901A (en) * 2019-04-04 2019-07-05 北京西尔玛道路养护工程有限公司 A kind of polymeric latex resin and its preparation method and application
CN110157360A (en) * 2019-04-28 2019-08-23 上海保立佳新材料有限公司 A kind of acrylic acid ester emulsion adhesive and preparation method thereof for low surface energy substrates bonding
CN110105489A (en) * 2019-05-31 2019-08-09 高密浩翰木塑材料科技有限公司 A kind of high solids content super high molecular weight Acrylate copolymerical emulsion production method
CN110241659A (en) * 2019-06-18 2019-09-17 中山市海恒包装材料有限公司 Bottoming water paint and preparation method thereof before a kind of wrapping paper prints

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