CN114058205A - Water-based environment-friendly synthesized composite emulsion auxiliary agent and preparation method and application thereof - Google Patents
Water-based environment-friendly synthesized composite emulsion auxiliary agent and preparation method and application thereof Download PDFInfo
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- CN114058205A CN114058205A CN202111189278.4A CN202111189278A CN114058205A CN 114058205 A CN114058205 A CN 114058205A CN 202111189278 A CN202111189278 A CN 202111189278A CN 114058205 A CN114058205 A CN 114058205A
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- Prior art keywords
- composite emulsion
- reaction
- stirring
- trimethylolpropane
- friendly
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- 239000000839 emulsion Substances 0.000 title claims abstract description 49
- 239000002131 composite material Substances 0.000 title claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 239000012752 auxiliary agent Substances 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 238000000576 coating method Methods 0.000 claims abstract description 35
- 239000011248 coating agent Substances 0.000 claims abstract description 31
- OKKRPWIIYQTPQF-UHFFFAOYSA-N Trimethylolpropane trimethacrylate Chemical compound CC(=C)C(=O)OCC(CC)(COC(=O)C(C)=C)COC(=O)C(C)=C OKKRPWIIYQTPQF-UHFFFAOYSA-N 0.000 claims abstract description 25
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims abstract description 23
- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 claims abstract description 23
- JVYDLYGCSIHCMR-UHFFFAOYSA-N 2,2-bis(hydroxymethyl)butanoic acid Chemical compound CCC(CO)(CO)C(O)=O JVYDLYGCSIHCMR-UHFFFAOYSA-N 0.000 claims abstract description 21
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims abstract description 19
- 125000005442 diisocyanate group Chemical group 0.000 claims abstract description 18
- 229920005906 polyester polyol Polymers 0.000 claims abstract description 18
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims description 61
- 238000003756 stirring Methods 0.000 claims description 33
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 30
- 239000004970 Chain extender Substances 0.000 claims description 28
- 239000000654 additive Substances 0.000 claims description 23
- 230000000996 additive effect Effects 0.000 claims description 22
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 18
- 239000000243 solution Substances 0.000 claims description 17
- DBCAQXHNJOFNGC-UHFFFAOYSA-N 4-bromo-1,1,1-trifluorobutane Chemical compound FC(F)(F)CCCBr DBCAQXHNJOFNGC-UHFFFAOYSA-N 0.000 claims description 16
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 16
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Substances CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 claims description 16
- 239000003054 catalyst Substances 0.000 claims description 15
- 239000008367 deionised water Substances 0.000 claims description 15
- 229910021641 deionized water Inorganic materials 0.000 claims description 15
- 239000003999 initiator Substances 0.000 claims description 15
- 238000002156 mixing Methods 0.000 claims description 15
- 150000004760 silicates Chemical class 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 230000035484 reaction time Effects 0.000 claims description 13
- 230000003472 neutralizing effect Effects 0.000 claims description 9
- PTBDIHRZYDMNKB-UHFFFAOYSA-N 2,2-Bis(hydroxymethyl)propionic acid Chemical compound OCC(C)(CO)C(O)=O PTBDIHRZYDMNKB-UHFFFAOYSA-N 0.000 claims description 6
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 claims description 6
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000002981 blocking agent Substances 0.000 claims description 6
- 239000003153 chemical reaction reagent Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 6
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims description 6
- WHIVNJATOVLWBW-PLNGDYQASA-N (nz)-n-butan-2-ylidenehydroxylamine Chemical compound CC\C(C)=N/O WHIVNJATOVLWBW-PLNGDYQASA-N 0.000 claims description 3
- 229940058020 2-amino-2-methyl-1-propanol Drugs 0.000 claims description 3
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 claims description 3
- UEEJHVSXFDXPFK-UHFFFAOYSA-O N-dimethylethanolamine Chemical compound C[NH+](C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-O 0.000 claims description 3
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical group CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims description 3
- CBTVGIZVANVGBH-UHFFFAOYSA-N aminomethyl propanol Chemical compound CC(C)(N)CO CBTVGIZVANVGBH-UHFFFAOYSA-N 0.000 claims description 3
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 3
- 239000012975 dibutyltin dilaurate Substances 0.000 claims description 3
- 239000004310 lactic acid Substances 0.000 claims description 3
- 235000014655 lactic acid Nutrition 0.000 claims description 3
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 3
- 239000002671 adjuvant Substances 0.000 claims 1
- 239000002904 solvent Substances 0.000 abstract description 6
- 230000000052 comparative effect Effects 0.000 description 19
- 239000000126 substance Substances 0.000 description 9
- 239000004814 polyurethane Substances 0.000 description 8
- 229920002635 polyurethane Polymers 0.000 description 8
- 238000009472 formulation Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical class CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- 239000003973 paint Substances 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 229920000180 alkyd Polymers 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 235000019441 ethanol Nutrition 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 239000004926 polymethyl methacrylate Substances 0.000 description 3
- 229920005862 polyol Polymers 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- -1 aliphatic polyol Chemical class 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- HIBWGGKDGCBPTA-UHFFFAOYSA-N C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 Chemical compound C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 HIBWGGKDGCBPTA-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000002253 acid Chemical class 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- JDDPGRVMAVYUOZ-UHFFFAOYSA-N ethenyl(trihydroxy)silane Chemical compound O[Si](O)(O)C=C JDDPGRVMAVYUOZ-UHFFFAOYSA-N 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- PSGAAPLEWMOORI-PEINSRQWSA-N medroxyprogesterone acetate Chemical compound C([C@@]12C)CC(=O)C=C1[C@@H](C)C[C@@H]1[C@@H]2CC[C@]2(C)[C@@](OC(C)=O)(C(C)=O)CC[C@H]21 PSGAAPLEWMOORI-PEINSRQWSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000013054 paper strength agent Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 239000011527 polyurethane coating Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000005028 tinplate Substances 0.000 description 1
- 229920006305 unsaturated polyester Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/006—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers provided for in C08G18/00
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING 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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/08—Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plant Pathology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a water-based environment-friendly synthesized composite emulsion auxiliary agent, a preparation method and application thereof, wherein the water-based environment-friendly synthesized composite emulsion auxiliary agent comprises the following components in percentage by mass: 3-10% of polyester polyol, 3-8% of diisocyanate, 3-8% of dimethylolbutyric acid, 3-8% of trimethylolpropane, 10-30% of methyl methacrylate, 15-30% of butyl acrylate and 0.01-2% of trimethylolpropane trimethacrylate; according to the invention, trimethylolpropane trimethacrylate and vinyl triethoxysilane are added into the composite emulsion auxiliary agent, so that the hardness of the coating can be obviously improved, and the coating has good gloss and solvent resistance, thereby avoiding obvious scratches on the surface of the coating when the coating is scrubbed.
Description
Technical Field
The invention relates to an emulsion auxiliary agent, in particular to a water-based environment-friendly synthesized composite emulsion auxiliary agent, and a preparation method and application thereof.
Background
The coating is traditionally named as paint in China. The coating is a continuous film which is coated on the surface of an object to be protected or decorated and can form firm adhesion with the object to be coated, and is a viscous liquid which is prepared by taking resin, oil or emulsion as a main material, adding or not adding pigments and fillers, adding corresponding auxiliaries and using an organic solvent or water.
With the deep development of the field of 'new capital construction', the domestic real estate industry changes from an incremental mode to a mode of improving quality, and the indoor decoration interior wall emulsion and paint also extend from basic decoration and protection functions to the conversion of functional emulsion and paint with more depth.
In our daily life, a new house is decorated, and an old house is transformed and remounted without leaving the inner wall coating; the interior wall paint for interior decoration is a material which can be touched at will in our lives, and living stains in the lives are visible everywhere and can be splashed or smeared on the interior wall at any time. If it is desired to keep the wall surface clean, the window is usually wiped with a tool such as a rag to make the wall surface stain resistant and return to the same clean state as the wall surface without stains, so that the interior wall coating material is required to have a basic scrub resistance.
Although the existing coating has certain scrubbing resistance and can better remove stains adhered to the surface, obvious scratches are easily left on the surface of the coating while scrubbing is carried out, the appearance is influenced, and improvement is needed.
Disclosure of Invention
The invention aims to provide a water-based environment-friendly synthesized composite emulsion auxiliary agent, and a preparation method and application thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
on one hand, the invention provides a water-based environment-friendly synthesized composite emulsion auxiliary agent, which consists of the following components in percentage by mass: 3-10% of polyester polyol, 3-8% of diisocyanate, 3-8% of dimethylolbutyric acid, 3-8% of trimethylolpropane, 10-30% of methyl methacrylate, 15-30% of butyl acrylate, 0.01-2% of trimethylolpropane trimethacrylate, 0.01-2% of vinyltriethoxysilane, 2-8% of modified silicate, 10-15% of styrene, 5-30% of nano silver solution, 0.1-2% of ethylene glycol dimethacrylate, 20-40% of deionized water, 0.1-1% of initiator, 0.1-1% of neutralizer and 0.1-5% of chain extender.
As a further scheme of the invention: the composite emulsion additive comprises the following components in percentage by mass: 4-8% of polyester polyol, 4-7% of diisocyanate, 4-6% of dimethylolbutyric acid, 4-6% of trimethylolpropane, 15-28% of methyl methacrylate, 17-25% of butyl acrylate, 0.01-1% of trimethylolpropane trimethacrylate, 0.01-1% of vinyltriethoxysilane, 3-5% of modified silicate, 10-13% of styrene, 12-25% of nano-silver solution, 0.1-1% of ethylene glycol dimethacrylate, 20-40% of deionized water, 0.1-1% of initiator, 0.1-1% of neutralizer and 0.1-5% of chain extender.
As a further scheme of the invention: the chain extender is a hydrophilic chain extender, and the chain extender is one or a combination of trimethylolpropane, dimethylolpropionic acid and dimethylolbutyric acid.
As a further scheme of the invention: the neutralizing agent is one or a combination of triethylamine, N-dimethylethanolamine and 2-amino-2-methyl-1-propanol.
As a further scheme of the invention: the initiator is one or a combination of sodium persulfate, potassium persulfate and ammonium persulfate.
As a further scheme of the invention: the preparation method of the composite emulsion additive comprises the following steps:
s1: adding diisocyanate, dimethylolbutyric acid, trimethylolpropane, methyl methacrylate, styrene and butyl acrylate into a reaction kettle, and stirring and mixing to obtain a mixed solution;
s2: adding an end-capping reagent and a catalyst into the reaction kettle, and stirring, mixing and reacting to obtain a prepolymer;
s3: adding polyester polyol, a chain extender and trimethylolpropane trimethacrylate into a reaction kettle for chain extension reaction;
s4: cooling the interior of the reaction kettle, adding vinyltriethoxysilane, deionized water and a neutralizing agent, and stirring at a constant temperature to obtain a dispersion;
s5: adding the modified silicate, ethylene glycol dimethacrylate and nano silver solution into a reaction kettle, and stirring for reaction to obtain the composite emulsion additive.
As a further scheme of the invention: the blocking agent is one or a combination of butanone oxime, di-n-butylamine, 2-methylimidazole and lactic acid, and the mass percentage of the blocking agent in the composite emulsion auxiliary agent is 0.1-1%.
As a further scheme of the invention: the catalyst is dibutyltin dilaurate, and the mass percentage of the catalyst in the composite emulsion auxiliary agent is 0.01-1%.
As a still further scheme of the invention: in the S2, the reaction temperature of stirring, mixing and reacting is 60-80 ℃, and the reaction time is 1-4 h;
in the S3, the reaction time of the chain extension reaction is 4-8 h;
in the S4, the stirring temperature is maintained at 50-55 ℃;
in the S5, the reaction temperature of the stirring reaction is 65-70 ℃, and the reaction time is 5-6 h.
On the other hand, the invention provides the application of the water-based environment-friendly synthesized composite emulsion auxiliary agent in the coating.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, trimethylolpropane trimethacrylate and vinyl triethoxysilane are added into the composite emulsion auxiliary agent, so that the hardness of the coating can be obviously improved, and the coating has good gloss and solvent resistance, thereby avoiding obvious scratches on the surface of the coating when the coating is scrubbed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In one aspect, the invention provides a water-based environment-friendly synthesized composite emulsion additive, which comprises the following components in percentage by mass: 3-10% of polyester polyol, 3-8% of diisocyanate, 3-8% of dimethylolbutyric acid, 3-8% of trimethylolpropane, 10-30% of methyl methacrylate, 15-30% of butyl acrylate, 0.01-2% of trimethylolpropane trimethacrylate, 0.01-2% of vinyltriethoxysilane, 2-8% of modified silicate, 10-15% of styrene, 5-30% of nano silver solution, 0.1-2% of ethylene glycol dimethacrylate, 20-40% of deionized water, 0.1-1% of initiator, 0.1-1% of neutralizer and 0.1-5% of chain extender.
Among them, polyester polyol is one of main raw materials of polyester polyurethane, and can be classified into aliphatic polyol and aromatic polyol according to whether it contains a benzene ring. Wherein the aliphatic polyhydric alcohol is mainly adipic acid polyester diol;
diisocyanates (ADI) are a special class of chemicals with functional groups — N ═ C ═ O, and are used mainly as raw materials for the manufacture of polyurethane materials. The polyurethane material is prepared by polymerizing diisocyanate and polyether polyol or polyester polyol, has no yellowing and good application performance, and is widely used as industrial and automobile polyurethane coatings;
dimethylolbutyric acid is a chemical substance with the molecular formula of CH 3-CH 2-C (CH2OH) 2-COOH, and the molecule of the dimethylolbutyric acid contains a multifunctional compound of two primary hydroxyl groups and a carboxyl group, so that the molecule has the characteristics of alcohol and acid compounds. Due to the lipophilic carbon skeleton and the hydrophilic functional group structure, the polyurethane adhesive has unique dissolving characteristics, becomes an expanding and linking agent and a hydrophilic agent with excellent performance, can be used for synthesizing an aqueous high polymer system, is used as a new generation of green environment-friendly chain extender and internal emulsifier for aqueous polyurethane, is used for producing the aqueous polyurethane adhesive, does not need to use an organic solvent, and has zero organic residue. The problems of high melting point, slow dissolution, long reaction time, high energy consumption, poor product performance, organic solvent addition, large solvent residue and the like of DMPA are solved. The preparation method can also be used for preparing adhesives such as waterborne epoxy resin, polyester and the like;
trimethylolpropane (TMP for short), white flaky crystal. Is easily soluble in water, lower alcohol, glycerol, N-dimethylformamide, partially soluble in acetone and ethyl acetate, and slightly soluble in carbon tetrachloride, diethyl ether and chloroform. The modified polyvinyl chloride resin is mainly used in the fields of alkyd resin, polyurethane, unsaturated resin, polyester resin, paint and the like, can also be used for synthesizing aviation lubricating oil, printing ink and the like, and can also be used as a textile auxiliary agent and a heat stabilizer of polyvinyl chloride resin;
methyl methacrylate, with the chemical formula of C5H8O2 and the chemical formula weight of 100.12, is an organic compound, also known as MMA, abbreviated as methylmethacrylate. Is an important chemical raw material, is a monomer for producing transparent plastic polymethyl methacrylate (polymethyl methacrylate, PMMA);
butyl acrylate is an organic compound with a chemical formula of C7H12O2, is a colorless transparent liquid, and is mainly used for preparing high molecular monomers of fibers, rubber and plastics. The organic industry is used to make adhesives, emulsifiers and as organic synthesis intermediates. The paper industry is used to make paper strength agents. The coatings industry is used to make acrylate coatings;
trimethylolpropane trimethacrylate
Epoxy acrylate, polyurethane and unsaturated polyester based paint or adhesive is modified by adding TMPTMA, and cured and crosslinked by electron beam, X-ray, ultraviolet light or heating, etc., so that the curing time can be shortened, and the bonding strength and quality can be improved;
the vinyl triethoxysilane is an organic matter, has a chemical formula of C8H18O3Si, is a light yellow to colorless liquid, is easy to hydrolyze, releases ethanol, and generates a condensation product of vinyl silanetriol, and the coating has excellent electrical properties and moisture and heat resistance, salt mist resistance and mildew resistance. The coating is suitable for coating protection of parts and planes of national defense products such as aerospace, radio communication, radars, electronic components and the like;
styrene (Styrene) is an organic compound formed by substituting one hydrogen atom of ethylene with benzene, has a molecular formula of C8H8, and the electrons of the vinyl are conjugated with a benzene ring and are insoluble in water;
ethylene glycol dimethacrylate is an organic substance, has a chemical formula of C10H14O4, is colorless liquid, has a refractive index of 1.4549, and is slightly soluble in water.
The composite emulsion additive comprises the following components in percentage by mass: 4-8% of polyester polyol, 4-7% of diisocyanate, 4-6% of dimethylolbutyric acid, 4-6% of trimethylolpropane, 15-28% of methyl methacrylate, 17-25% of butyl acrylate, 0.01-1% of trimethylolpropane trimethacrylate, 0.01-1% of vinyltriethoxysilane, 3-5% of modified silicate, 10-13% of styrene, 12-25% of nano-silver solution, 0.1-1% of ethylene glycol dimethacrylate, 20-40% of deionized water, 0.1-1% of initiator, 0.1-1% of neutralizer and 0.1-5% of chain extender.
The chain extender is a hydrophilic chain extender, and the chain extender is one or a combination of trimethylolpropane, dimethylolpropionic acid and dimethylolbutyric acid.
The neutralizing agent is one or a combination of triethylamine, N-dimethylethanolamine and 2-amino-2-methyl-1-propanol.
The initiator is one or a combination of sodium persulfate, potassium persulfate and ammonium persulfate.
The preparation method of the composite emulsion additive comprises the following steps:
s1: adding diisocyanate, dimethylolbutyric acid, trimethylolpropane, methyl methacrylate, styrene and butyl acrylate into a reaction kettle, and stirring and mixing to obtain a mixed solution;
s2: adding an end-capping reagent and a catalyst into the reaction kettle, and stirring, mixing and reacting to obtain a prepolymer;
s3: adding polyester polyol, a chain extender and trimethylolpropane trimethacrylate into a reaction kettle for chain extension reaction;
s4: cooling the interior of the reaction kettle, adding vinyltriethoxysilane, deionized water and a neutralizing agent, and stirring at a constant temperature to obtain a dispersion;
s5: adding the modified silicate, ethylene glycol dimethacrylate and nano silver solution into a reaction kettle, and stirring for reaction to obtain the composite emulsion additive.
The blocking agent is one or a combination of butanone oxime, di-n-butylamine, 2-methylimidazole and lactic acid, and the mass percentage of the blocking agent in the composite emulsion auxiliary agent is 0.1-1%.
The catalyst is dibutyltin dilaurate, and the mass percentage of the catalyst in the composite emulsion auxiliary agent is 0.01-1%.
In the S2, the reaction temperature of stirring, mixing and reacting is 60-80 ℃, and the reaction time is 1-4 h;
in the S3, the reaction time of the chain extension reaction is 4-8 h;
in the S4, the stirring temperature is maintained at 50-55 ℃;
in the S5, the reaction temperature of the stirring reaction is 65-70 ℃, and the reaction time is 5-6 h.
On the other hand, the invention provides the application of the water-based environment-friendly synthesized composite emulsion auxiliary agent in the coating.
Example 1:
in the embodiment, in the formula of the composite emulsion additive, the mass percentages of the components are as follows: 5% of polyester polyol, 6% of diisocyanate, 6% of dimethylolbutyric acid, 4% of trimethylolpropane, 19% of methyl methacrylate, 20% of butyl acrylate, 0.5% of trimethylolpropane trimethacrylate, 0.5% of vinyltriethoxysilane, 4% of modified silicate, 12% of styrene, 20% of nano-silver solution, 0.3% of ethylene glycol dimethacrylate, 0.4% of initiator, 0.4% of neutralizer, 3% of chain extender, 0.4% of end capping agent, 0.3% of catalyst and the balance of deionized water.
Wherein the initiator is sodium persulfate, the chain extender is a combination of trimethylolpropane and dimethylolpropionic acid, and the neutralizer is triethylamine.
The preparation method comprises the following steps:
s1: adding diisocyanate, dimethylolbutyric acid, trimethylolpropane, methyl methacrylate, styrene and butyl acrylate into a reaction kettle, and stirring and mixing to obtain a mixed solution;
s2: adding an end-capping reagent and a catalyst into a reaction kettle, stirring, mixing and reacting at the reaction temperature of 60-80 ℃ for 3-4h to obtain a prepolymer;
s3: adding polyester polyol, a chain extender and trimethylolpropane trimethacrylate into a reaction kettle, and carrying out chain extension reaction for 4-6 h;
s4: cooling the interior of the reaction kettle to 35-45 ℃, adding vinyl triethoxysilane, deionized water and a neutralizing agent, and stirring at a constant temperature of 50-55 ℃ to obtain a dispersion;
s5: adding the modified silicate, ethylene glycol dimethacrylate and nano silver solution into a reaction kettle, and stirring for reaction to obtain the composite emulsion auxiliary agent, wherein the reaction temperature is 65-70 ℃, and the reaction time is 5-6 hours.
Example 2:
in the embodiment, in the formula of the composite emulsion additive, the mass percentages of the components are as follows: 6% of polyester polyol, 7% of diisocyanate, 5% of dimethylolbutyric acid, 5% of trimethylolpropane, 24% of methyl methacrylate, 18% of butyl acrylate, 0.3% of trimethylolpropane trimethacrylate, 0.4% of vinyltriethoxysilane, 3% of modified silicate, 10% of styrene, 18% of nano-silver solution, 0.4% of ethylene glycol dimethacrylate, 0.4% of initiator, 0.4% of neutralizer, 3% of chain extender, 0.4% of end capping agent, 0.3% of catalyst and the balance of deionized water.
Wherein the initiator is sodium persulfate, the chain extender is a combination of trimethylolpropane and dimethylolpropionic acid, and the neutralizer is triethylamine.
The preparation method comprises the following steps:
s1: adding diisocyanate, dimethylolbutyric acid, trimethylolpropane, methyl methacrylate, styrene and butyl acrylate into a reaction kettle, and stirring and mixing to obtain a mixed solution;
s2: adding an end-capping reagent and a catalyst into a reaction kettle, stirring, mixing and reacting at the reaction temperature of 60-80 ℃ for 3-4h to obtain a prepolymer;
s3: adding polyester polyol, a chain extender and trimethylolpropane trimethacrylate into a reaction kettle, and carrying out chain extension reaction for 4-6 h;
s4: cooling the interior of the reaction kettle to 35-45 ℃, adding vinyl triethoxysilane, deionized water and a neutralizing agent, and stirring at a constant temperature of 50-55 ℃ to obtain a dispersion;
s5: adding the modified silicate, ethylene glycol dimethacrylate and nano silver solution into a reaction kettle, and stirring for reaction to obtain the composite emulsion auxiliary agent, wherein the reaction temperature is 65-70 ℃, and the reaction time is 5-6 hours.
Example 3:
example 2:
in the embodiment, in the formula of the composite emulsion additive, the mass percentages of the components are as follows: 8% of polyester polyol, 5% of diisocyanate, 6% of dimethylolbutyric acid, 6% of trimethylolpropane, 18% of methyl methacrylate, 22% of butyl acrylate, 0.3% of trimethylolpropane trimethacrylate, 0.5% of vinyltriethoxysilane, 5% of modified silicate, 10% of styrene, 25% of nano-silver solution, 0.4% of ethylene glycol dimethacrylate, 0.4% of initiator, 0.4% of neutralizer, 3% of chain extender, 0.4% of end capping agent, 0.3% of catalyst and the balance of deionized water.
Wherein the initiator is sodium persulfate, the chain extender is a combination of trimethylolpropane and dimethylolpropionic acid, and the neutralizer is triethylamine.
The preparation method comprises the following steps:
s1: adding diisocyanate, dimethylolbutyric acid, trimethylolpropane, methyl methacrylate, styrene and butyl acrylate into a reaction kettle, and stirring and mixing to obtain a mixed solution;
s2: adding an end-capping reagent and a catalyst into a reaction kettle, stirring, mixing and reacting at the reaction temperature of 60-80 ℃ for 3-4h to obtain a prepolymer;
s3: adding polyester polyol, a chain extender and trimethylolpropane trimethacrylate into a reaction kettle, and carrying out chain extension reaction for 4-6 h;
s4: cooling the interior of the reaction kettle to 35-45 ℃, adding vinyl triethoxysilane, deionized water and a neutralizing agent, and stirring at a constant temperature of 50-55 ℃ to obtain a dispersion;
s5: adding the modified silicate, ethylene glycol dimethacrylate and nano silver solution into a reaction kettle, and stirring for reaction to obtain the composite emulsion auxiliary agent, wherein the reaction temperature is 65-70 ℃, and the reaction time is 5-6 hours.
Comparative example 1:
this comparative example differs from example 1 in that trimethylolpropane trimethacrylate was not added to the formulation.
Comparative example 2:
this comparative example is not used in example 1 in that the vinyltriethoxysilane was not added to the formulation.
Comparative example 3:
this comparative example differs from example 1 in that trimethylolpropane trimethacrylate and vinyltriethoxysilane were not added to the formulation.
Comparative example 4:
this comparative example differs from example 1 in that no nanosilver solution was added to the formulation.
Performance test:
the products obtained in the above examples 1-3 and comparative examples 1-4 were added to YF-155 waterborne alkyd resin in Guangzhou Yifu chemical at a ratio of 5 wt%. Coating on tin plate with a thickness of 50 μm using an SZQ four-side coater, and in addition, preparing a YF-155 water-based alkyd resin coating sample without any addition of a composite emulsion auxiliary as comparative example 0;
test items:
testing the apparent performance by adopting visual inspection and finger touch methods;
testing the hardness by GB/T6739-2006, wherein the hardness grade adopts the hardness of a pencil;
testing the glossiness of the 60-degree angle by using GB/T1743-1989;
dipping a small amount of absolute ethyl alcohol by a paper towel, wiping the paper towel back and forth for 20 times, observing to see whether the coating on the test board has the phenomena of fading, dullness, scratch and the like, and testing the solvent resistance;
the test results are shown in table 1:
| group of | Apparent Properties | Hardness of pencil | Gloss of | Solvent resistance |
| Example 1 | Transparent and smooth | 4H | 120GU | The coating is intact and has no scratch |
| Example 2 | Transparent and smooth | 3H | 120GU | The coating is intact and has no scratch |
| Example 3 | Transparent and smooth | 3H | 110GU | The coating is intact and has no scratch |
| Comparative example 0 | Transparent and sticky hand | 2B | 80GU | Dark coating with obvious scratches |
| Comparative example 1 | Transparent and smooth | 2H | 110GU | The coating is intact and has slight scratch |
| Comparative example 2 | Transparent and smooth | 2H | 100GU | The coating is intact and has slight scratch |
| Comparative example 3 | Transparent and smooth | B | 90GU | Dark coating with obvious scratches |
| Comparative example 4 | Transparent and smooth | 3H | 100GU | The coating is intact and has no scratch |
TABLE 1
As can be seen from the data in Table 1, the coatings of the present invention, to which the composite emulsion additives prepared in examples 1-3 were added, were excellent in appearance, hardness, gloss and solvent resistance, while comparative examples 1 and 1-3 were compared, it can be seen that comparative example 1, to which trimethylolpropane trimethacrylate was not added in the formulation, and comparative example 2, to which vinyltriethoxysilane was not added in the formulation, had significantly reduced hardness, poor surface gloss, and also easily caused scratches, while comparative example 3, to which trimethylolpropane trimethacrylate and vinyltriethoxysilane were not added in the formulation, had severe hardness sag, and thus, it was found that trimethylolpropane trimethacrylate and vinyltriethoxysilane both had the effect of increasing the hardness and gloss of the coatings.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (10)
1. The water-based environment-friendly synthesized composite emulsion additive is characterized in that: the composite material comprises the following components in percentage by mass: 3-10% of polyester polyol, 3-8% of diisocyanate, 3-8% of dimethylolbutyric acid, 3-8% of trimethylolpropane, 10-30% of methyl methacrylate, 15-30% of butyl acrylate, 0.01-2% of trimethylolpropane trimethacrylate, 0.01-2% of vinyltriethoxysilane, 2-8% of modified silicate, 10-15% of styrene, 5-30% of nano silver solution, 0.1-2% of ethylene glycol dimethacrylate, 20-40% of deionized water, 0.1-1% of initiator, 0.1-1% of neutralizer and 0.1-5% of chain extender.
2. The aqueous environment-friendly synthetic composite emulsion additive according to claim 1, wherein: the composite emulsion additive comprises the following components in percentage by mass: 4-8% of polyester polyol, 4-7% of diisocyanate, 4-6% of dimethylolbutyric acid, 4-6% of trimethylolpropane, 15-28% of methyl methacrylate, 17-25% of butyl acrylate, 0.01-1% of trimethylolpropane trimethacrylate, 0.01-1% of vinyltriethoxysilane, 3-5% of modified silicate, 10-13% of styrene, 12-25% of nano-silver solution, 0.1-1% of ethylene glycol dimethacrylate, 20-40% of deionized water, 0.1-1% of initiator, 0.1-1% of neutralizer and 0.1-5% of chain extender.
3. The aqueous environment-friendly synthetic composite emulsion additive according to claim 1, wherein: the chain extender is a hydrophilic chain extender, and the chain extender is one or a combination of trimethylolpropane, dimethylolpropionic acid and dimethylolbutyric acid.
4. The aqueous environment-friendly synthetic composite emulsion additive according to claim 1, wherein: the neutralizing agent is one or a combination of triethylamine, N-dimethylethanolamine and 2-amino-2-methyl-1-propanol.
5. The aqueous environment-friendly synthetic composite emulsion additive according to claim 1, wherein: the initiator is one or a combination of sodium persulfate, potassium persulfate and ammonium persulfate.
6. The aqueous environment-friendly synthetic composite emulsion additive according to claims 1 to 5, wherein: the preparation method of the composite emulsion additive comprises the following steps:
s1: adding diisocyanate, dimethylolbutyric acid, trimethylolpropane, methyl methacrylate, styrene and butyl acrylate into a reaction kettle, and stirring and mixing to obtain a mixed solution;
s2: adding an end-capping reagent and a catalyst into the reaction kettle, and stirring, mixing and reacting to obtain a prepolymer;
s3: adding polyester polyol, a chain extender and trimethylolpropane trimethacrylate into a reaction kettle for chain extension reaction;
s4: cooling the interior of the reaction kettle, adding vinyltriethoxysilane, deionized water and a neutralizing agent, and stirring at a constant temperature to obtain a dispersion;
s5: adding the modified silicate, ethylene glycol dimethacrylate and nano silver solution into a reaction kettle, and stirring for reaction to obtain the composite emulsion additive.
7. The aqueous environment-friendly synthetic composite emulsion additive according to claim 6, wherein: the blocking agent is one or a combination of butanone oxime, di-n-butylamine, 2-methylimidazole and lactic acid, and the mass percentage of the blocking agent in the composite emulsion auxiliary agent is 0.1-1%.
8. The aqueous environment-friendly synthetic composite emulsion additive according to claim 6, wherein: the catalyst is dibutyltin dilaurate, and the mass percentage of the catalyst in the composite emulsion auxiliary agent is 0.01-1%.
9. The aqueous environment-friendly synthetic composite emulsion additive according to claim 6, wherein: in the S2, the reaction temperature of stirring, mixing and reacting is 60-80 ℃, and the reaction time is 1-4 h;
in the S3, the reaction time of the chain extension reaction is 4-8 h;
in the S4, the stirring temperature is maintained at 50-55 ℃;
in the S5, the reaction temperature of the stirring reaction is 65-70 ℃, and the reaction time is 5-6 h.
10. Use of an aqueous eco-friendly synthetic composite emulsion adjuvant according to claims 1-9 in a coating.
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| CN107072924A (en) * | 2014-11-05 | 2017-08-18 | 三键有限公司 | Nail or the finish paint Photocurable composition of artificial nails |
| CN107573474A (en) * | 2017-08-22 | 2018-01-12 | 广东省石油与精细化工研究院 | A kind of silicone-modified water-soluble polyurethane acrylic resin emulsion and preparation method thereof |
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