CN107201122B - A kind of aqueous Lacquer finish light baking vanish and preparation method thereof - Google Patents
A kind of aqueous Lacquer finish light baking vanish and preparation method thereof Download PDFInfo
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- CN107201122B CN107201122B CN201710559106.9A CN201710559106A CN107201122B CN 107201122 B CN107201122 B CN 107201122B CN 201710559106 A CN201710559106 A CN 201710559106A CN 107201122 B CN107201122 B CN 107201122B
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- baking vanish
- lacquer finish
- light baking
- aqueous lacquer
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- 239000004922 lacquer Substances 0.000 title claims abstract description 50
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 50
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 49
- 229920003180 amino resin Polymers 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 20
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 17
- 239000008367 deionised water Substances 0.000 claims abstract description 12
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 12
- 239000006184 cosolvent Substances 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 229920005989 resin Polymers 0.000 claims description 13
- 239000011347 resin Substances 0.000 claims description 13
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 9
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 6
- PRPAGESBURMWTI-UHFFFAOYSA-N [C].[F] Chemical group [C].[F] PRPAGESBURMWTI-UHFFFAOYSA-N 0.000 claims description 6
- 125000001841 imino group Chemical group [H]N=* 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 229920000058 polyacrylate Polymers 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 5
- -1 Polysiloxanes Polymers 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 239000000839 emulsion Substances 0.000 claims description 4
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical compound COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 claims description 4
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 claims description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 150000003376 silicon Chemical class 0.000 claims description 2
- 238000009736 wetting Methods 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims 1
- 239000000853 adhesive Substances 0.000 abstract description 13
- 230000001070 adhesive effect Effects 0.000 abstract description 13
- 239000011248 coating agent Substances 0.000 abstract description 11
- 238000000576 coating method Methods 0.000 abstract description 11
- 239000006185 dispersion Substances 0.000 abstract description 3
- 239000002966 varnish Substances 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 239000003973 paint Substances 0.000 description 19
- 238000006243 chemical reaction Methods 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 5
- 238000004132 cross linking Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 239000005002 finish coating Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 125000004849 alkoxymethyl group Chemical group 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009477 glass transition Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 125000003636 chemical group Chemical group 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000006115 industrial coating Substances 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 229940017219 methyl propionate Drugs 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 125000001820 oxy group Chemical group [*:1]O[*:2] 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 239000000080 wetting agent Substances 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
- C09D133/00—Coating 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of aqueous Lacquer finish light baking vanish and preparation method thereof, which includes each component of following weight percent: water-soluble thermoset acrylic resins 10%~25%；Emulsion-type secondary breakup body acrylic resin 45%~60%；Part Amino resin 8%~15%；Mixed etherified amino resins 1%~3%；Cosolvent 1%~3%；Moistening flatting agent 0.1%~0.3%；Surplus is deionized water.The aqueous Lacquer finish light baking vanish high glaze, richness are excellent, knife cuts that adhesive force is strong, anti-bite mark performance is good, weather-proof, water resistance is excellent, low VOC emission, and product cost is high, one one-tenth lower than same type coating varnish price on the market.Preparation method are as follows: mix water-soluble thermoset acrylic resins, emulsion-type secondary breakup body acrylic resin, part Amino resin and mixed etherified amino resins in proportion, stirring, then cosolvent, moistening flatting agent and deionized water is added, low speed dispersion, filtering is to get aqueous Lacquer finish light baking vanish.
Description
Technical field
The present invention relates to aqueous industrial coating technical field more particularly to a kind of aqueous Lacquer finish light baking vanish and its preparation sides
Method.
Background technique
Solvent-based system is generallyd use in the bicycle paint industry country at present, but the environmental protection being continuously improved in people is anticipated
Know under the impact of increasingly stringent environmental regulation, the exploitation of green, safe and environment-friendly bicycle use aqueous coating system has been
It is very urgent.
The moderate cost of acrylic resin, the water-based acrylic resin prepared/amino resins compound system have height again
Gloss, hardness, guarantor's light, unfading, weatherability are strong, are therefore widely used in the vehicle finishes such as bicycle, new-energy automobile
Lacquer finish painting is loaded onto, and metal coating and decoration function are played.The aqueous aminopropan of resin based on water based acrylic resin
Olefin(e) acid baking vanish can substantially reduce the volatilization of organic solvent, reduce the harm to environment, can save production cost, meet country
The industrial policy requirement of environmental protection and energy saving, to effectively substitute related solvents type coating；Patent document CN201510578899.X is mentioned
A kind of aqueous ammonia prepared by waterborne epoxy modified acrylic dispersion, aqueous amino, wetting agent, levelling agent, alcohol, water is supplied
Base baking vanish, have excellent adhesive force, weatherability, impact resistance, chemicals-resistant, high rigidity, resistance to flavescence, clarity, high glaze and
The performances such as transparency.
However, the comprehensive performance of existing water soluble acrylic acid amino-stoving varnish and traditional solvent based product still have certain difference
Away from being primarily present following problems: (1) surface tension of decentralized medium water is big, and blistering is easy when paint film toasts；(2) working viscosity
It is easy too low, generation sagging；(3) solid content of water-based acrylic resin is low, and richness is poor；(4) selection of amino resins is not
When being easy to react not exclusively with the crosslinked group in water-based acrylic resin, product flexibility and water boiling resistance performance is caused to decline；
(5) there are a large amount of emulsifier, latex particle film forming in the paint film that aqueous acrylic emulsion and amino resins baking are cross-linked to form
Compactness it is not high, cause water resistance after paint film dry solidification bad；(6) paint film baking time is longer, temperature is higher, leads to energy
Consumption is high.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the shortcomings of to mention in background above technology and defect, provide one
Kind of high glaze, richness are excellent, knife cuts that adhesive force is strong, anti-bite mark performance is good, weather-proof, water resistance is excellent, low VOC emission, property
Valence accordingly provides a kind of preparation method of aqueous Lacquer finish light baking vanish than high aqueous Lacquer finish light baking vanish.
In order to solve the above technical problems, technical solution proposed by the present invention are as follows:
A kind of aqueous Lacquer finish light baking vanish, each component including following weight percent: water-soluble thermoset acrylic resins
10%~25%；Emulsion-type secondary breakup body acrylic resin 45%~60%；Part Amino resin 8%~15%；
Mixed etherified amino resins 1%~3%；Cosolvent 1%~3%；Moistening flatting agent 0.1%~0.3%；Surplus is deionized water.
The selection of the type of water-based acrylic resin and amino resins and its determination of proportion, the influence for paint film property is most important,
It is the basic reason for influencing the performances such as gloss of film degree, richness, hardness, adhesive force.The present invention is by water-soluble thermoset acrylic
Resin and the collocation of emulsion-type secondary breakup body acrylic resin use, and have after water-soluble thermoset acrylic resins solidification high hard
Degree, the advantages that glossiness is good, adhesive force is good and good weatherability, but the resin solid content is lower, richness is poor, water-thinned
It is easy to cause working viscosity too low when coating application, generates sagging, blistering is also easy when baking.Emulsion-type secondary breakup acrylic acid
Resin has high glaze, excellent hardness, flexibility, shear stability and lower glass transition temperature, but weatherability, resistance toization
The property learned is poor；Water-soluble thermoset acrylic resins and emulsion-type secondary breakup body acrylic resin are made by above-mentioned proportion collocation
With can give full play to collaboration between two kinds of acrylic resins, complementation, obtain excellent paint film property.
Above-mentioned aqueous Lacquer finish light baking vanish, it is preferred that the part Amino resin is to contain high imino group
Part Amino resin；The mixed etherified amino resins are that first, fourth mixes etherified amino resins.The present invention is by part methyl-etherified
Amino resins and mixed etherified amino resins collocation use, and preferably comprise high imino group part Amino resin and
First, fourth mixes curing agent of the etherified amino resins compounding as water-based acrylic resin.Part methyl-etherified ammonia containing high imino group
Base resin, without strong acid catalyst, the enough catalytic crosslinking reactions of the low acid value of acrylic resin engaged therewith keep its low temperature quick
Solidification, and weightlessness is low, content of formaldehyde is seldom in volatile matter when toasting, foaming tendency is low；Key reaction group is alkoxy methyl
And imino group, alkoxy methyl are mainly the group of cross-linking reaction, the presence of high imino group can reduce oneself of amino resins again
Poly- reaction makes the hardness of paint film and flexibility reach balanced, not will cause only hard not flexible " brittleness ".The mixed etherificate ammonia of first, fourth
Base resin has the advantages that low surface tension, flow leveling are good, inter-coat adhesion is strong and can be good to substrate wettability, and
Gloss, water-fast, flexibility and in terms of all have clear improvement, seldom there is bubble and shrinkage cavity in when baking, significantly
Improve technology stability.
Above-mentioned aqueous Lacquer finish light baking vanish, it is preferred that the water solubility thermoset acrylic resins and two fraction of emulsion-type
The ratio between the gross mass of granular media acrylic resin and the part Amino resin and the gross mass of mixed etherified amino resins are
(6~3): 1.Under this proportion, methylate cross-linking reaction between the alkoxy in hydroxyl and amino resins in acrylic resin
Completely, three-dimensional net structure is formed, the adhesive force of paint film, hardness, flexibility, water-fast and chemical property can reach most preferably.
Above-mentioned aqueous Lacquer finish light baking vanish, it is preferred that the emulsion-type secondary breakup body acrylic resin is epoxy, has
The emulsion acrylic resin of machine Si modification.The emulsion-type secondary breakup body acrylic resin is to first pass through solution polymerization process to obtain
Acrylic resin containing hydrophilic radical, is re-dissolved in cosolvent, is dispersed in water to obtain finally by phase inversion.
Above-mentioned aqueous Lacquer finish light baking vanish, it is preferred that the cosolvent is butyl glycol ether, propylene glycol monomethyl ether, 3- first
At least one of oxygroup methyl propionate, propylene glycol methyl ether acetate.
Above-mentioned aqueous Lacquer finish light baking vanish, it is preferred that the moistening flatting agent is silicon class levelling agent, acrylic compounds levelling
Agent or polyurethanes levelling agent.
Above-mentioned aqueous Lacquer finish light baking vanish, it is furthermore preferred that the silicon class levelling agent is Siloxane-Oxyalkylene Copolymers；It is described
Acrylic compounds levelling agent is fluorine-carbon modified polyacrylate.
As a general technical idea, another aspect of the present invention provides a kind of system of above-mentioned aqueous Lacquer finish light baking vanish
Preparation Method, comprising the following steps: press above-mentioned weight percent for water-soluble thermoset acrylic resins, emulsion-type secondary breakup body third
Olefin(e) acid resin, part Amino resin and the mixing of mixed etherified amino resins, divide under 600r/min~800r/min revolving speed
10min~20min is dissipated, cosolvent, moistening flatting agent and deionized water is then added, then low speed disperses 10min~20min, so
Afterwards with 200 mesh filter-cloth filterings to get aqueous Lacquer finish light baking vanish.
Compared with the prior art, the advantages of the present invention are as follows:
(1) the emulsion-type secondary breakup body acrylic resin in the aqueous Lacquer finish light baking vanish of the present invention and mixed etherified amino tree
The glass transition temperature and surface tension of paint film can be effectively reduced in the use of rouge, reaches the wetting of enhancing coating and antifoam performance
Purpose, the probability of happening of paint blister and shrinkage cavity phenomenon is greatly reduced, obtains the surface effect of coating and workability
It significantly improves.
(2) cross-linking reaction is more complete between film forming matter and curing agent chemical group in aqueous Lacquer finish light baking vanish of the invention
Entirely, thermal weight loss is lower in baking process, and content of formaldehyde is also few in volatile matter；And resin used is water-base resin, in structure
It with hydrophilic radical or internal emulsification group, can be directly dissolved in water, emulsifier-free remains after paint film is dry, reaction process green ring
It protects, VOC emission is less than 60mL/kg.
(3) present invention is using water-soluble thermoset acrylic resins as matrix resin, the aqueous Lacquer finish light baking vanish of preparation
Cost is relatively low and excellent combination property, and sexual valence is relatively high.Aqueous Lacquer finish light baking vanish of the invention has high glaze, plentiful simultaneously
It spends excellent, knife and cuts the advantages that adhesive force is strong, anti-bite mark performance is good, high durable, high water resistance.
Specific embodiment
To facilitate the understanding of the present invention, present invention work more comprehensively, is meticulously described below in conjunction with preferred embodiment,
But the protection scope of the present invention is not limited to the following specific embodiments.
Unless otherwise defined, all technical terms used hereinafter and the normally understood meaning of those skilled in the art
It is identical.Technical term used herein is intended merely to the purpose of description specific embodiment, is not intended to the limitation present invention
Protection scope.
Unless otherwise specified, various raw material, reagent, the instrument and equipment etc. used in the present invention can pass through city
Field is commercially available or can be prepared by existing method.
Embodiment 1:
A kind of embodiment of the aqueous Lacquer finish light baking vanish of the present invention and preparation method thereof.The aqueous Lacquer finish light baking vanish by with
The group of lower weight percent is grouped as: water-soluble thermoset acrylic resins 16% (company synthesizes certainly), emulsion-type secondary breakup body
Acrylic resin (Zhan Xin resin (Shanghai) Co., Ltd. 6267) 54%, part Amino resin (Shandong Zhanhua Austria bodyguard
Learn Co., Ltd OS303-80) 11%, mixed etherified amino resins (Ineos chemical industry R758) 3%, butyl glycol ether 1%, the third two
Alcohol methyl ether 1%, fluorine-carbon modified polyacrylate solution (Efka EFKA3777) 0.2%, surplus are deionized water.
The aqueous Lacquer finish light baking vanish the preparation method is as follows: by above-mentioned formula ratio by water-soluble thermoset acrylic resins,
Emulsion-type secondary breakup body acrylic resin, part Amino resin and mixed etherified amino resins are added in paint mixing kettle,
Adjusting revolving speed is 700r/min, disperses 15min, and butyl glycol ether, propylene glycol monomethyl ether, fluorine-carbon modified polyacrylate is then added
Solution and deionized water, low speed disperses 15min, with 200 mesh filter-cloth filterings to get transparent aqueous Lacquer finish light baking vanish, the water
Property Lacquer finish light baking vanish can be used for the finishing coat Lacquer finish coating of the vehicles such as bicycle, automobile.
Attachment is cut to the glossiness of gained coating, hardness, richness, impact resistance, flexibility, anti-bite mark property, adhesive force, knife
Power, weatherability, water resistance are tested, and test method is as follows: measuring 60 ° of glossiness according to GB/T 9754-2007；Foundation
GB/T 6739-2006 measures hardness；Paint film impact resistance is measured according to GB/T 20624.2-2006；According to GB/T 6742-
2007 measurement paint film flexibilities；Richness, anti-bite mark property (paste marble paper, observation decal paper has been stung after spraying Lacquer finish on finishing coat
Situation) range estimation；Adhesive force is tested according to GB/T 9286-1988 cross cross-hatching；Coating is measured according to GB/T 1865-2009
Ageing-resistant performance；Water resistance is measured according to GB/T 1733-1993.Specific test result is as shown in table 1.
Embodiment 2:
A kind of embodiment of the aqueous Lacquer finish light baking vanish of the present invention and preparation method thereof.The aqueous Lacquer finish light baking vanish by with
The group of lower weight percent is grouped as: water-soluble thermoset acrylic resins 15%, emulsion-type secondary breakup body acrylic resin
52%, part Amino resin 12%, mixed etherified amino resins 3%, 3- methoxy methyl propionate 1%, butyl glycol ether
1%, polyether modified polysiloxane solution 0.2%, surplus are deionized water.
The aqueous Lacquer finish light baking vanish the preparation method is as follows: by above-mentioned formula ratio by water-soluble thermoset acrylic resins,
Emulsion-type secondary breakup body acrylic resin, part Amino resin and mixed etherified amino resins are added in paint mixing kettle,
Adjusting revolving speed is 700r/min, disperses 15min, and 3- methoxy methyl propionate, butyl glycol ether, polyether-modified poly- silicon is then added
Oxygen alkane solution and deionized water, low speed disperse 15min, with 200 mesh filter-cloth filterings to get transparent aqueous Lacquer finish light baking vanish,
The aqueous Lacquer finish light baking vanish can be used for the finishing coat Lacquer finish coating of the vehicles such as bicycle, automobile.
Attachment is cut to the glossiness of gained coating, hardness, richness, impact resistance, flexibility, anti-bite mark property, adhesive force, knife
Power, weatherability, water resistance are tested, and for test method with embodiment 1, specific test result is as shown in table 1.
Embodiment 3:
A kind of embodiment of the aqueous Lacquer finish light baking vanish of the present invention and preparation method thereof.The aqueous Lacquer finish light baking vanish by with
The group of lower weight percent is grouped as: water-soluble thermoset acrylic resins 12%, emulsion-type secondary breakup body acrylic resin
47%, part Amino resin 14%, mixed etherified amino resins 2%, propylene glycol methyl ether acetate 1%, 3- methoxy propyl
Sour methyl esters 1%, fluorine-carbon modified polyacrylate solution 0.2%, surplus are deionized water.
The aqueous Lacquer finish light baking vanish the preparation method is as follows: by above-mentioned formula ratio by water-soluble thermoset acrylic resins,
Emulsion-type secondary breakup body acrylic resin, part Amino resin and mixed etherified amino resins are added in paint mixing kettle,
Adjusting revolving speed is 700r/min, disperses 15min, and propylene glycol methyl ether acetate, 3- methoxy methyl propionate, fluorine carbon is then added and changes
Property polyacrylate solution and deionized water, low speed disperses 15min, bright to get transparent aqueous Lacquer finish with 200 mesh filter-cloth filterings
Light baking vanish, the aqueous Lacquer finish light baking vanish can be used for the finishing coat Lacquer finish coating of the vehicles such as bicycle, automobile.
Attachment is cut to the glossiness of gained coating, hardness, richness, impact resistance, flexibility, anti-bite mark property, adhesive force, knife
Power, weatherability, water resistance are tested, and for test method with embodiment 1, specific test result is as shown in table 1.
The performance test results of the baking vanish of 1 Examples 1 to 3 of table
Seen from table 1, the aqueous Lacquer finish light baking vanish glossiness of preparation of the embodiment of the present invention is high, richness is excellent, water-fast
Property excellent, anti-bite mark performance and knife cut that adhesive force is good, the cost performance of comprehensive performance and product is high；Embodiment 1 and embodiment 2 exist
In the case of same resin amino ratio, water soluble acrylic resin, which measures, to be increased, and paint film richness is declined；And embodiment 1 and reality
The comparison of example 3 is applied, after resin amino is than being promoted, hardness of paint film is promoted, and cuts adhesive force in impact property, recoating adhesion and knife
Aspect is declined.In conclusion water soluble acrylic resin and dispersion blending ratio and resin amino ratio are with reality
It is best to apply 1 effect of example.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of aqueous Lacquer finish light baking vanish, which is characterized in that each component including following weight percent:
Surplus is deionized water；
The gross mass and the part first of the water solubility thermoset acrylic resins and emulsion-type secondary breakup body acrylic resin
The ratio between gross mass of etherified amino resins and mixed etherified amino resins is (6~3): 1.
2. aqueous Lacquer finish light baking vanish according to claim 1, which is characterized in that the part Amino resin is
Part Amino resin containing high imino group；The mixed etherified amino resins are that first, fourth mixes etherified amino resins.
3. aqueous Lacquer finish light baking vanish according to claim 1, which is characterized in that the emulsion-type secondary breakup body propylene
Acid resin is epoxy-modified emulsion acrylic resin or organic-silicon-modified emulsion acrylic resin.
4. aqueous Lacquer finish light baking vanish according to claim 1, which is characterized in that the cosolvent be butyl glycol ether,
At least one of propylene glycol monomethyl ether, 3- methoxy methyl propionate, propylene glycol methyl ether acetate.
5. aqueous Lacquer finish light baking vanish according to any one of claims 1 to 4, which is characterized in that the wetting levelling
Agent is silicon class levelling agent, acrylic compounds levelling agent or polyurethanes levelling agent.
6. aqueous Lacquer finish light baking vanish according to claim 5, which is characterized in that the silicon class levelling agent is polyether-modified
Polysiloxanes；The acrylic compounds levelling agent is fluorine-carbon modified polyacrylate.
7. a kind of preparation method of such as aqueous Lacquer finish light baking vanish according to any one of claims 1 to 6, which is characterized in that
The following steps are included: pressing above-mentioned weight percent for water-soluble thermoset acrylic resins, emulsion-type secondary breakup body acrylic acid tree
Rouge, part Amino resin and the mixing of mixed etherified amino resins, disperse 10min under 600r/min~800r/min revolving speed
Then cosolvent, moistening flatting agent and deionized water is added in~20min, then low speed disperses 10min~20min, then with 200
Mesh filter-cloth filtering is to get aqueous Lacquer finish light baking vanish.
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| CN109401652A (en) * | 2018-12-14 | 2019-03-01 | 深圳市摩码科技有限公司 | A kind of high light PVC tape and preparation method thereof |
| CN110330849A (en) * | 2019-07-18 | 2019-10-15 | 重庆恒元星辉科技有限公司 | The general high solid coating varnish of aqueous BASE and oiliness BASE |
| CN110791197A (en) * | 2019-11-18 | 2020-02-14 | 常州广树化工科技有限公司 | Formula and preparation method of low-VOC (volatile organic compound) water-based silver powder baking paint |
| CN112980327A (en) * | 2021-03-03 | 2021-06-18 | 成都市红宝丽新材料科技发展有限公司 | Aqueous emulsion type true copper primer and preparation method thereof |
| CN114163880B (en) * | 2021-11-26 | 2023-02-10 | 苏州市贝特利高分子材料股份有限公司 | Composite water-based high-temperature amino baking paint and preparation method thereof |
| CN114806299A (en) * | 2022-05-17 | 2022-07-29 | 中山蓝海洋水性涂料有限公司 | A kind of high-resistance water-based metal matte baking paint for computer case and preparation method thereof |
| CN115678364A (en) * | 2022-11-04 | 2023-02-03 | 广东纯晶玻璃制品有限公司 | Novel glass coating, matting coating and preparation method thereof |
| CN116179033A (en) * | 2023-02-14 | 2023-05-30 | 陈宏华 | Water-based glass varnish and preparation method thereof |
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|---|---|---|---|---|
| CN104164145A (en) * | 2014-07-15 | 2014-11-26 | 合肥科润节能建材有限公司 | Water-based baked industrial paint |
| CN105601785A (en) * | 2015-11-06 | 2016-05-25 | 武汉工程大学 | Epoxy active diluent modified acrylic acid resin aqueous dispersion |
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2017
- 2017-07-10 CN CN201710559106.9A patent/CN107201122B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104164145A (en) * | 2014-07-15 | 2014-11-26 | 合肥科润节能建材有限公司 | Water-based baked industrial paint |
| CN105601785A (en) * | 2015-11-06 | 2016-05-25 | 武汉工程大学 | Epoxy active diluent modified acrylic acid resin aqueous dispersion |
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