CN106700881A - Waterborne matte white board paint and preparation method thereof - Google Patents

Waterborne matte white board paint and preparation method thereof Download PDF

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Publication number
CN106700881A
CN106700881A CN201611266328.3A CN201611266328A CN106700881A CN 106700881 A CN106700881 A CN 106700881A CN 201611266328 A CN201611266328 A CN 201611266328A CN 106700881 A CN106700881 A CN 106700881A
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Prior art keywords
parts
agent
component
dumb light
paint
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Inventor
刘东辉
余勇
阳享富
杨文涛
苏思维
卢锦冰
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BADEFU INDUSTRY Co Ltd FOSHAN CITY SHUNDE DISTRICT
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BADEFU INDUSTRY Co Ltd FOSHAN CITY SHUNDE DISTRICT
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Priority to CN201611266328.3A priority Critical patent/CN106700881A/en
Publication of CN106700881A publication Critical patent/CN106700881A/en
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    • 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
    • C09D175/00Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04Polyurethanes
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F212/00Copolymers 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 an aromatic carbocyclic ring
    • C08F212/02Monomers containing only one unsaturated aliphatic radical
    • C08F212/04Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F212/06Hydrocarbons
    • C08F212/08Styrene
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    • 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
    • C08F220/26Esters containing oxygen in addition to the carboxy oxygen
    • C08F220/28Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/62Polymers of compounds having carbon-to-carbon double bonds
    • C08G18/6216Polymers of alpha-beta ethylenically unsaturated carboxylic acids or of derivatives thereof
    • C08G18/622Polymers of esters of alpha-beta ethylenically unsaturated carboxylic acids
    • C08G18/6225Polymers of esters of acrylic or methacrylic acid
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    • 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
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/16Antifouling paints; Underwater paints
    • C09D5/1656Antifouling paints; Underwater paints characterised by the film-forming substance
    • C09D5/1662Synthetic film-forming substance
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    • 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
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/16Antifouling paints; Underwater paints
    • C09D5/1687Use of special additives
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    • 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
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    • 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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    • 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
    • C08F220/26Esters containing oxygen in addition to the carboxy oxygen
    • C08F220/28Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
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    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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    • C08L2205/00Polymer mixtures characterised by other features
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Abstract

The invention provides a waterborne matte white board paint, which comprises mutually independent ingredient A and ingredient B, wherein the ingredient A includes a waterborne curing agent and a cosolvent; the ingredient B includes de-ionized water, waterborne resin, a defoamer, a wetting agent, a film formation accessory ingredient, a flatting agent, a matting agent and a coupling agent. The waterborne matte white board paint is prepared from the following ingredients in parts by weight: 40-90 parts of waterborne curing agent, 10-50 parts of cosolvent, 10-50 parts of de-ionized water, 50-90 parts of waterborne resin, 0.2-1.5 parts of defoamer, 0.1-1 part of the wetting agent, 0.5-3 parts of film formation accessory ingredient, 0.1-1 part of flatting agent, 1-10 parts of matting agent and 1-10 parts of coupling agent. The waterborne matte white board paint has a favorable matte effect and has favorable resistance to chemicals.

Description

A kind of aqueous dumb light blank paint and preparation method thereof
Technical field
The present invention relates to building coating and its manufacture field, specifically a kind of anti-scribble, easy cleaning aqueous dumb light it is white Plate paint and preparation method thereof.
Background technology
As living standard is improved constantly, people are also increasingly strict to the use requirement of building coating.Traditional inorganic dress Exterior material has when external wall makees facing and easily falls grey or flaky defect, and it is extremely difficult after metope is scribbled or made dirty Cleaning, thus in the market occurred in that similar to the blank paint of the metope on teaching white board.Metope blank paint belongs to embrocates type paint Material, it generally falls into two kinds of solvent-borne type blank paint and aqueous blank paint.The use time of solvent-borne type blank paint is most long, but it is being applied Penetrating odor can be given out during dress or after application, and the organic solvent that harm is constituted to health can be discharged Volatile matter, thus the defect of solvent-borne type blank paint is fairly obvious, the occasion of its application is also very narrow.And aqueous blank paint due to With volatility it is small, be easy to construction the features such as, it is favored by consumers.However, aqueous blank paint itself has two technologies lacking Fall into.First, traditional aqueous blank paint is due to containing more aqueous components, so paint film generally has stronger flatness Can, the light reflecting effect close to minute surface can be formed on metope after the completion of paint film application.The mirror-reflection of metope except Outside the normal line of sight of extreme influence outdoor people, people can also be produced dizziness, it is dazzling, dodge the effect such as dizzy.Thus, tradition is aqueous The limitation that blank paint is used is larger.Second, although traditional aqueous blank paint is with good water resistance, its chemically-resistant Medicine and corrosion resistance are poor.Easily there is evidence of corrosion on metope under sour environment or alkaline environment, so as to destroy paint The whole structure of film.Therefore, a kind of aqueous blank paint for solving to embrocate face specular reflection problems is researched and developed, is current building coating One significant technology issues of industry development.
The content of the invention
It is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of with good matte effect and possess The aqueous dumb light blank paint of excellent chemical proofing.
Another goal of the invention of the invention be provide a kind of process is simple, reaction stability it is strong prepare it is above-mentioned aqueous The method of dumb light blank paint.
What goal of the invention of the invention was realized in:A kind of aqueous dumb light blank paint, it is characterised in that:It is described aqueous mute Light blank enamel-cover includes separate component A and B component, and component A includes waterborne curing agent and cosolvent;B component include go from Sub- water, water-base resin, defoamer, wetting agent, coalescents, levelling agent, delustering agent, coupling agent, said components content press quality Number is respectively:Waterborne curing agent 40-90 parts, cosolvent 10-50 parts, deionized water 10-50 parts, water-base resin 50-90 parts, Defoamer 0.2-1.5 parts, wetting agent 0.1-1 parts, coalescents 0.5-3 parts, levelling agent 0.1-1 parts, delustering agent 1-10 parts, coupling Agent 1-10 parts.
The waterborne curing agent includes tetramethylene diisocyanate, hexamethylene diisocyanate and many benzene of polymethylene One kind in based isocyanate is mixed with arbitrary proportion.
The cosolvent is mixed dibasic acid ester, and the boiling point of cosolvent is 190-230 DEG C.
The water-base resin is by comprising methacrylic acid -2- hydroxy methacrylates, hydroxy-ethyl acrylate, acrylic acid -4- hydroxyl fourths The monomer copolymerization of ester, methyl methacrylate and styrene is formed, and the mol ratio of said components is:Methacrylic acid -2- hydroxyls Ethyl ester(5-30):Hydroxy-ethyl acrylate(5-20):Acrylic acid -4- hydroxybutyls(2-15):Methyl methacrylate(3-20):Benzene Ethene(5-30).
The defoamer includes in aerosil, the hydrophobic gas-phase silica of mineral oil and metal soap compound Plant or mixed with arbitrary proportion.
The wetting agent is including the one kind in polyether siloxane copolymer, polyether-modified dimethyl siloxane or arbitrarily to compare Example mixing.
The coalescents are including the one kind in propandiol butyl ether, alcohol ester 12 and dipropylene or with arbitrary proportion Mixing.
The levelling agent mixes including the one kind in hydrophobic polyurethane and Siloxane-Oxyalkylene Copolymers or with arbitrary proportion.
The delustering agent is including the one kind in white carbon, light silicon dioxide, silicon chloride and butadiene copolymer or to appoint Meaning ratio mixes.
The coupling agent is 3- aminopropyl triethoxysilanes.
The preparation method of the aqueous dumb light blank paint is comprised the following steps:
a:Under normal temperature and pressure, waterborne curing agent and cosolvent, and 400-800 revs/min are separately added into the container with mixer Rotating speed under persistently stir 1-5 minutes, be made component A standby;
b:Under normal temperature and pressure, water-base resin is added in the container with mixer, and disperse under 300-600 revs/min of rotating speed 5-10 minutes, defoamer and wetting agent are then sequentially added, disperseed 5-15 minutes under 600-900 revs/min of rotating speed;
c:Under normal temperature and pressure, coalescents are added in mixture obtained by b step, and divide under 700-1100 revs/min of rotating speed Dissipate 5-15 minutes;
d:Under normal temperature and pressure, deionized water, levelling agent, delustering agent, coupling agent are sequentially added in mixture obtained by step c, and Disperse 10-25 minutes under 1600-2200 revs/min of rotating speed, be made B component standby;
e:Under normal temperature and pressure, a steps gained component A and Step d gained B component according to mol ratio 1:(2-10)Ratio difference Add in the container with mixer, continue stirring until component A and B component uniformly mixes, it is then static 20-50 minutes, then use The discharging of 100-200 mesh filter-cloth filtering can obtain aqueous dumb light blank paint.
It is of the invention compared with traditional aqueous blank paint, with advantages below:
1st, in aqueous dumb light blank paint of the invention, using the compound anti-of water-base resin, waterborne curing agent, coupling agent and delustering agent Answer system.First, water-base resin is by methacrylic acid -2- hydroxy methacrylates, hydroxy-ethyl acrylate, acrylic acid -4- hydroxybutyls, first The monomer copolymerization of base methyl acrylate and styrene is formed.Contain the largely hydroxyl with stronger reactivity in the copolymerization product Base, can carry out intensive, quick chemistry into chain reaction, so as to form various dimensions intersection with the isocyanic acid ester bond in waterborne curing agent Molecular chain structure, greatly improves the compactness of paint film, and assigns paint film excellent anti-scribble performance.Next, water-base resin is certainly Body can crosslink reaction with coupling agent, paint film is formed the cross-linked network molecular chain structure of interpenetrating type, can further improve paint The compactness extent of film, and effectively improve the mechanical strength and hardness of paint film.Additionally, the addition of delustering agent can be generated in coating surface A large amount of small shaggy blocks, make paint film form diffusing reflection effect to light, so as to effectively reduce concentration reflection of the paint film to light Effect, and the glossiness of coating surface is reduced, therefore form dumb light type paint film.
2nd, in aqueous dumb light blank paint of the invention, the defoamer and wetting agent of siliceous system are employed.First, above-mentioned two Plant auxiliary agent has good synergy each other in reaction system, and it can effectively strengthen wetability of the paint vehicle to base material. Secondly, siliceous system can fully occur Ligature in reaction system with strand, so as to be effectively improved paint film water resistance, Resistance to soiling and chemical proofing.
It is prepared by the 3rd, aqueous dumb light blank paint of the invention, the multi-step mixing method employed under normal temperature.First, the preparation method There is no the limitation of the reaction conditions such as temperature, pressure, humidity, its processing technology very simple can be greatly reduced being manufactured into for paint vehicle This.Secondly, in multi-step mixing, the speed of stirring is adjusted according to the difference of reaction process, can effective guarantee each group Abundant reaction point in reaction system, and improve the completeness of its reaction, is greatly reduced going out for side reaction and accessory substance It is existing.
Specific embodiment
Aqueous dumb light blank enamel-cover of the invention includes separate component A and B component, and component A includes waterborne curing agent And cosolvent;B component includes deionized water, water-base resin, defoamer, wetting agent, coalescents, levelling agent, delustering agent, coupling Agent, said components content is respectively by mass fraction:Waterborne curing agent 40-90 parts, cosolvent 10-50 parts, deionized water 10- 50 parts, water-base resin 50-90 parts, defoamer 0.2-1.5 parts, wetting agent 0.1-1 parts, coalescents 0.5-3 parts, levelling agent 0.1- 1 part, delustering agent 1-10 parts, coupling agent 1-10 parts.By the compound anti-of water-base resin, waterborne curing agent, coupling agent and delustering agent Should, the high paint film of consistency is formed it into, and in a large amount of small shaggy blocks of coating surface generation, so as to be effectively improved paint film Anti- scribble performance and reduce paint film to the concentration albedo of light.
The waterborne curing agent of the aqueous dumb light blank paint of the present invention uses tetramethylene diisocyanate, the isocyanide of hexa-methylene two One kind in acid esters and polymethylene multi-phenenyl isocyanate is mixed with arbitrary proportion.The isocyanates of said components has good Good reactivity, and it is provided with the molecular chain structure of many side bases.Except being polymerized with water-base resin composition in chemical reaction Outside reaction system, also reaction can be crosslinked with coupling agent, the dense molecular chain structure of many side bases be formed, so as to improve paint film Anti- scribble performance and mechanical strength.
The cosolvent of the aqueous dumb light blank paint of the present invention is mixed dibasic acid ester, and the boiling point of cosolvent is 190-230 DEG C. First, mixed dibasic acid ester can dilute waterborne curing agent, so as to relax reaction of the waterborne curing agent after water-base resin is added Speed, reduces the generation of precipitation particle.Secondly, mixed dibasic acid ester have that volatility is low, stability strong, can biological explanation etc. it is excellent Point, and paint film adhesion performance can be improved.
The water-base resin of the aqueous dumb light blank paint of the present invention is by comprising methacrylic acid -2- hydroxy methacrylates, acrylic acid hydroxyl second The monomer copolymerization of ester, acrylic acid -4- hydroxybutyls, methyl methacrylate and styrene is formed, the mol ratio of said components For:Methacrylic acid -2- hydroxy methacrylates(5-30):Hydroxy-ethyl acrylate(5-20):Acrylic acid -4- hydroxybutyls(2-15):First Base methyl acrylate(3-20):Styrene(5-30).Have substantial amounts of hydroxyl in water-base resin system, due to hydroxyl have it is outstanding Reactivity and chaining performance, thus in reaction system can with waterborne curing agent occur speed is fast, density is big end group into Chain reaction, forms various dimensions crossed molecular chain structure, improves the compactness of paint film.
The defoamer of the aqueous dumb light blank paint of the present invention uses aerosil, the hydrophobic gas-phase silica of mineral oil and gold Belong to the one kind in soaps compound or mixed with arbitrary proportion.Said components are respectively provided with stronger surface active ability, can be effective The two-phase interface tension force between water-base resin and waterborne curing agent is reduced, so that the bubble in reducing paint vehicle.
The wetting agent of the aqueous dumb light blank paint of the present invention uses polyether siloxane copolymer, polyether-modified dimethyl siloxane In one kind or with arbitrary proportion mix.Said components have excellent molecule wettability, can improve profit of the paint vehicle to base material It is moist.Additionally, it forms the siliceous system in paint vehicle with defoamer, can fully be linked with strand in reaction system Reaction, so as to be effectively improved water resistance, resistance to soiling and the chemical proofing of paint film.
The coalescents of the aqueous dumb light blank paint of the present invention are using in propandiol butyl ether, alcohol ester 12 and dipropylene One kind or with arbitrary proportion mix.Said components can improve the agglutinating power of paint vehicle strand, enable paint base system wider Temperature range be respectively provided with good filming performance.Additionally, said components also have, and the feature of environmental protection is strong, compatibility is good, volatility is low The advantages of.
The levelling agent of the aqueous dumb light blank paint of the present invention is using in hydrophobic polyurethane and Siloxane-Oxyalkylene Copolymers Plant or mixed with arbitrary proportion.Said components have good mobile performance, and with wetting agent, defoamer flowing can be produced to cooperate with Effect, so as to improve the mobile performance of paint vehicle.
The delustering agent of the aqueous dumb light blank paint of the present invention is common using white carbon, light silicon dioxide, silicon chloride and butadiene One kind in polymers is mixed with arbitrary proportion.Said components have the characteristics of molecular weight is small, molecular particle size is small, and mobile performance It is relatively strong, even and if chemically react, its main component is also on the end group of strand.Thus said components are in coating surface Invisible substantial amounts of minute asperities block can be formed, concentration reflecting effect of the paint film to light is reduced.
The coupling agent of the aqueous dumb light blank paint of the present invention is 3- aminopropyl triethoxysilanes.First, the component has many Amino structure, it can realize that multidimensional is crosslinked, the cross-linked network strand paint film of interpenetrating type be formed, so as to improve in chemical reaction The compactness of paint film.Secondly, the component also belongs to siliceous system, with above-mentioned delustering agent, levelling agent, wetting agent and froth breaking dosage form Into the similar mixed system for mixing, so as to improve the chemical proofing and water resistance of cross-linked network.
The preparation method of the aqueous dumb light blank paint of the present invention is comprised the following steps:
a:Under normal temperature and pressure, waterborne curing agent and cosolvent, and 400-800 revs/min are separately added into the container with mixer Rotating speed under persistently stir 1-5 minutes, be made component A standby;
b:Under normal temperature and pressure, water-base resin is added in the container with mixer, and disperse under 300-600 revs/min of rotating speed 5-10 minutes, defoamer and wetting agent are then sequentially added, disperseed 5-15 minutes under 600-900 revs/min of rotating speed;
c:Under normal temperature and pressure, coalescents are added in mixture obtained by b step, and divide under 700-1100 revs/min of rotating speed Dissipate 5-15 minutes;
d:Under normal temperature and pressure, deionized water, levelling agent, delustering agent, coupling agent are sequentially added in mixture obtained by step c, and Disperse 10-25 minutes under 1600-2200 revs/min of rotating speed, be made B component standby;
e:Under normal temperature and pressure, a steps gained component A and Step d gained B component according to mol ratio 1:(2-10)Ratio difference Add in the container with mixer, continue stirring until component A and B component uniformly mixes, it is then static 20-50 minutes, then use The discharging of 100-200 mesh filter-cloth filtering can obtain aqueous dumb light blank paint.
Standard GB/T9754 according to colored paint paint film bright luster of the paint and varnish without metallic pigments is determined, the present invention Gloss of the aqueous dumb light blank paint under the conditions of 60 ° of oblique angles be 10-40GU.And according to it is anti-scribble property, water resistance, alkali resistance and The examination criteria JG/T304-2011 tests of adhesive force, the paint film sample of aqueous dumb light blank paint of the invention is in anti-scribble test It is 1 grade.After sample soaks 96-120 hours, paint film is without foaming, without substantially discoloration and loss of gloss;Sample caustic dip 48-72 hours Afterwards, paint film without foaming, without obvious changes colour and loss of gloss;And the attachment force coefficient of paint film is 0.1-0.5.
It is described in detail with reference to a pair each embodiments of table, but does not therefore limit the invention to the implementation In the range of example:
Embodiment 1
Aqueous dumb light blank enamel-cover of the invention includes separate component A and B component, and component A includes the isocyanide of tetramethylene two Acid esters, mixed dibasic acid ester;B component includes deionized water, water-base resin, aerosil, polyether siloxane copolymer, third Glycol butyl ether, Siloxane-Oxyalkylene Copolymers, light silicon dioxide, 3- aminopropyl triethoxysilanes, said components content press matter Amount number is respectively:30 parts of tetramethylene diisocyanate, 10 parts of mixed dibasic acid ester, 10 parts of deionized water, water-base resin 50 parts, 0.2 part of aerosil, 0.1 part of polyether siloxane copolymer, 0.5 part of propandiol butyl ether, Siloxane-Oxyalkylene Copolymers 0.1 part, 1 part of light silicon dioxide, 1 part of 3- aminopropyl triethoxysilanes.
Wherein, the boiling point of mixed dibasic acid ester is 190 DEG C;Water-base resin is by comprising methacrylic acid -2- hydroxy methacrylates, third The monomer copolymerization of olefin(e) acid hydroxyl ethyl ester, acrylic acid -4- hydroxybutyls, methyl methacrylate and styrene is formed, said components Mol ratio is:Methacrylic acid -2- hydroxy methacrylates(5):Hydroxy-ethyl acrylate(5):Acrylic acid -4- hydroxybutyls(2):Methyl-prop E pioic acid methyl ester(3):Styrene(5).
The preparation method of the aqueous dumb light blank paint of the present invention is comprised the following steps:
a:Under normal temperature and pressure, waterborne curing agent and cosolvent are separately added into the container with mixer, and 400 revs/min turn Persistently stirred under speed 1 minute, be made component A standby;
b:Under normal temperature and pressure, water-base resin is added in the container with mixer, and disperse 5 points under 300 revs/min of rotating speed Clock, then sequentially adds defoamer and wetting agent, disperses 5 minutes under 600 revs/min of rotating speed;
c:Under normal temperature and pressure, coalescents are added in mixture obtained by b step, and disperse 5 points under 700 revs/min of rotating speed Clock;
d:Under normal temperature and pressure, deionized water, levelling agent, delustering agent, coupling agent are sequentially added in mixture obtained by step c, and Disperse 10 minutes under 1600 revs/min of rotating speed, be made B component standby;
e:Under normal temperature and pressure, a steps gained component A and Step d gained B component according to mol ratio 1:2 ratio is separately added into In container with mixer, continue stirring until component A and B component uniformly mixes, then static 20 minutes, then with 200 mesh filter clothes Filtering and discharging can obtain aqueous dumb light blank paint.
Standard GB/T9754 according to colored paint paint film bright luster of the paint and varnish without metallic pigments is determined, the present invention Gloss of the aqueous dumb light blank paint under the conditions of 60 ° of oblique angles be 40GU.And according to anti-scribble property, water resistance, alkali resistance and attached The examination criteria JG/T304-2011 tests puted forth effort, the paint film sample of aqueous dumb light blank paint of the invention is equal in anti-scribble test It is 1 grade.After sample soaks 96 hours, paint film is without foaming, without substantially discoloration and loss of gloss;After sample caustic dip 48 hours, paint film is equal Without foaming, without substantially discoloration and loss of gloss;And the attachment force coefficient of paint film is 0.5.
Embodiment 2
Aqueous dumb light blank enamel-cover of the invention includes separate component A and B component, and component A includes the isocyanide of tetramethylene two Acid esters, hexamethylene diisocyanate, polymethylene multi-phenenyl isocyanate, mixed dibasic acid ester;B component includes deionization The hydrophobic gas-phase silica of water, water-base resin, aerosil, mineral oil, metal soap compound, polyether silicone copolymerization Thing, polyether-modified dimethyl siloxane, propandiol butyl ether, alcohol ester 12, dipropylene, hydrophobic polyurethane, polyethers change Property polysiloxanes, white carbon, light silicon dioxide, silicon chloride, butadiene copolymer, 3- aminopropyl triethoxysilanes, it is above-mentioned Constituent content is respectively by mass fraction:30 parts of tetramethylene diisocyanate, more 30 parts of hexamethylene diisocyanate, Asia 30 parts of many phenyl isocyanates of methyl, 30 parts of mixed dibasic acid ester, 50 parts of deionized water, 90 parts of water-base resin, gas phase titanium dioxide 0.5 part of the hydrophobic gas-phase silica of 0.5 part of silicon, mineral oil, 0.5 part of metal soap compound, 0.5 part of polyether siloxane copolymer, 0.5 part of polyether-modified dimethyl siloxane, 1 part of propandiol butyl ether, 12 parts of alcohol ester, 1 part of dipropylene, hydrophobicity are gathered 0.5 part of urethane, 0.5 part of Siloxane-Oxyalkylene Copolymers, 2 parts of white carbon, 3 parts of light silicon dioxide, 3 parts of silicon chloride, butadiene are common 2 parts of polymers, 10 parts of 3- aminopropyl triethoxysilanes.
Wherein, the boiling point of mixed dibasic acid ester is 230 DEG C;Water-base resin is by comprising methacrylic acid -2- hydroxy methacrylates, third The monomer copolymerization of olefin(e) acid hydroxyl ethyl ester, acrylic acid -4- hydroxybutyls, methyl methacrylate and styrene is formed, said components Mol ratio is:Methacrylic acid -2- hydroxy methacrylates(30):Hydroxy-ethyl acrylate(20):Acrylic acid -4- hydroxybutyls(15):First Base methyl acrylate(20):Styrene(30).
The preparation method of the aqueous dumb light blank paint of the present invention is comprised the following steps:
a:Under normal temperature and pressure, waterborne curing agent and cosolvent are separately added into the container with mixer, and 800 revs/min turn Persistently stirred under speed 5 minutes, be made component A standby;
b:Under normal temperature and pressure, water-base resin is added in the container with mixer, and disperse 10 points under 600 revs/min of rotating speed Clock, then sequentially adds defoamer and wetting agent, disperses 15 minutes under 900 revs/min of rotating speed;
c:Under normal temperature and pressure, coalescents are added in mixture obtained by b step, and disperse 15 under 1100 revs/min of rotating speed Minute;
d:Under normal temperature and pressure, deionized water, levelling agent, delustering agent, coupling agent are sequentially added in mixture obtained by step c, and Disperse 25 minutes under 2200 revs/min of rotating speed, be made B component standby;
e:Under normal temperature and pressure, a steps gained component A and Step d gained B component according to mol ratio 1:10 ratio is separately added into In container with mixer, continue stirring until component A and B component uniformly mixes, then static 50 minutes, then with 100 mesh filter clothes Filtering and discharging can obtain aqueous dumb light blank paint.
Standard GB/T9754 according to colored paint paint film bright luster of the paint and varnish without metallic pigments is determined, the present invention Gloss of the aqueous dumb light blank paint under the conditions of 60 ° of oblique angles be 20GU.And according to anti-scribble property, water resistance, alkali resistance and attached The examination criteria JG/T304-2011 tests puted forth effort, the paint film sample of aqueous dumb light blank paint of the invention is equal in anti-scribble test It is 1 grade.After sample soaks 120 hours, paint film is without foaming, without substantially discoloration and loss of gloss;After sample caustic dip 72 hours, paint film is equal Without foaming, without substantially discoloration and loss of gloss;And the attachment force coefficient of paint film is 0.1.
Embodiment 3
Aqueous dumb light blank enamel-cover of the invention includes separate component A and B component, and component A includes the isocyanide of hexa-methylene two Acid esters, polymethylene multi-phenenyl isocyanate, mixed dibasic acid ester;B component includes that deionized water, water-base resin, mineral oil are dredged Water gas-phase silica, metal soap compound, polyether-modified dimethyl siloxane, alcohol ester 12, dipropylene, hydrophobicity Polyurethane, silicon chloride, butadiene copolymer, 3- aminopropyl triethoxysilanes, it is other that said components content presses mass fraction point counting For:25 parts of hexamethylene diisocyanate, 30 parts of polymethylene multi-phenenyl isocyanate, 20 parts of mixed dibasic acid ester, deionization 20 parts of water, 60 parts of water-base resin, 0.3 part of the hydrophobic gas-phase silica of mineral oil, 0.3 part of metal soap compound, polyether-modified two 0.3 part of methylsiloxane, 12 parts of alcohol ester, 0.5 part of dipropylene, 0.3 part of hydrophobic polyurethane, 2 parts of silicon chloride, 2 parts of butadiene copolymer, 4 parts of 3- aminopropyl triethoxysilanes.
Wherein, the boiling point of mixed dibasic acid ester is 200 DEG C;Water-base resin is by comprising methacrylic acid -2- hydroxy methacrylates, third The monomer copolymerization of olefin(e) acid hydroxyl ethyl ester, acrylic acid -4- hydroxybutyls, methyl methacrylate and styrene is formed, said components Mol ratio is:Methacrylic acid -2- hydroxy methacrylates(10):Hydroxy-ethyl acrylate(5):Acrylic acid -4- hydroxybutyls(6):Methyl Methyl acrylate(8):Styrene(10).
The preparation method of the aqueous dumb light blank paint of the present invention is comprised the following steps:
a:Under normal temperature and pressure, waterborne curing agent and cosolvent are separately added into the container with mixer, and 500 revs/min turn Persistently stirred under speed 2 minutes, be made component A standby;
b:Under normal temperature and pressure, water-base resin is added in the container with mixer, and disperse 6 points under 350 revs/min of rotating speed Clock, then sequentially adds defoamer and wetting agent, disperses 8 minutes under 650 revs/min of rotating speed;
c:Under normal temperature and pressure, coalescents are added in mixture obtained by b step, and disperse 7 points under 800 revs/min of rotating speed Clock;
d:Under normal temperature and pressure, deionized water, levelling agent, delustering agent, coupling agent are sequentially added in mixture obtained by step c, and Disperse 13 minutes under 1800 revs/min of rotating speed, be made B component standby;
e:Under normal temperature and pressure, a steps gained component A and Step d gained B component according to mol ratio 1:4 ratio is separately added into In container with mixer, continue stirring until component A and B component uniformly mixes, then static 35 minutes, then with 180 mesh filter clothes Filtering and discharging can obtain aqueous dumb light blank paint.
Standard GB/T9754 according to colored paint paint film bright luster of the paint and varnish without metallic pigments is determined, the present invention Gloss of the aqueous dumb light blank paint under the conditions of 60 ° of oblique angles be 35GU.And according to anti-scribble property, water resistance, alkali resistance and attached The examination criteria JG/T304-2011 tests puted forth effort, the paint film sample of aqueous dumb light blank paint of the invention is equal in anti-scribble test It is 1 grade.After sample soaks 102 hours, paint film is without foaming, without substantially discoloration and loss of gloss;After sample caustic dip 54 hours, paint film is equal Without foaming, without substantially discoloration and loss of gloss;And the attachment force coefficient of paint film is 0.4.
Embodiment 4
Aqueous dumb light blank enamel-cover of the invention includes separate component A and B component, and component A includes the isocyanide of tetramethylene two Acid esters, hexamethylene diisocyanate, polymethylene multi-phenenyl isocyanate, mixed dibasic acid ester;B component includes deionization The hydrophobic gas-phase silica of water, water-base resin, aerosil, mineral oil, metal soap compound, polyether silicone copolymerization Thing, polyether-modified dimethyl siloxane, propandiol butyl ether, dipropylene, hydrophobic polyurethane, polyether-modified poly- silica Alkane, white carbon, light silicon dioxide, silicon chloride, 3- aminopropyl triethoxysilanes, said components content press mass fraction point counting It is not:20 parts of tetramethylene diisocyanate, 30 parts of hexamethylene diisocyanate, polymethylene multi-phenenyl isocyanate 20 Part, 25 parts of mixed dibasic acid ester, 30 parts of deionized water, 70 parts of water-base resin, 0.3 part of aerosil, the hydrophobic gas of mineral oil 0.3 part of phase white carbon, 0.3 part of metal soap compound, 0.3 part of polyether siloxane copolymer, polyether-modified dimethyl siloxane 0.3 part, 1 part of propandiol butyl ether, 1 part of dipropylene, 0.3 part of hydrophobic polyurethane, 0.3 part of Siloxane-Oxyalkylene Copolymers, 2 parts of white carbon, 2 parts of light silicon dioxide, 2 parts of silicon chloride, 6 parts of 3- aminopropyl triethoxysilanes.
Wherein, the boiling point of mixed dibasic acid ester is 210 DEG C;Water-base resin is by comprising methacrylic acid -2- hydroxy methacrylates, third The monomer copolymerization of olefin(e) acid hydroxyl ethyl ester, acrylic acid -4- hydroxybutyls, methyl methacrylate and styrene is formed, said components Mol ratio is:Methacrylic acid -2- hydroxy methacrylates(15):Hydroxy-ethyl acrylate(10):Acrylic acid -4- hydroxybutyls(10):First Base methyl acrylate(13):Styrene(15).
The preparation method of the aqueous dumb light blank paint of the present invention is comprised the following steps:
a:Under normal temperature and pressure, waterborne curing agent and cosolvent are separately added into the container with mixer, and 600 revs/min turn Persistently stirred under speed 3 minutes, be made component A standby;
b:Under normal temperature and pressure, water-base resin is added in the container with mixer, and disperse 7 points under 400 revs/min of rotating speed Clock, then sequentially adds defoamer and wetting agent, disperses 11 minutes under 700 revs/min of rotating speed;
c:Under normal temperature and pressure, coalescents are added in mixture obtained by b step, and disperse 12 points under 900 revs/min of rotating speed Clock;
d:Under normal temperature and pressure, deionized water, levelling agent, delustering agent, coupling agent are sequentially added in mixture obtained by step c, and Disperse 16 minutes under 2000 revs/min of rotating speed, be made B component standby;
e:Under normal temperature and pressure, a steps gained component A and Step d gained B component according to mol ratio 1:6 ratio is separately added into In container with mixer, continue stirring until component A and B component uniformly mixes, then static 40 minutes, then with 150 mesh filter clothes Filtering and discharging can obtain aqueous dumb light blank paint.
Standard GB/T9754 according to colored paint paint film bright luster of the paint and varnish without metallic pigments is determined, the present invention Gloss of the aqueous dumb light blank paint under the conditions of 60 ° of oblique angles be 25GU.And according to anti-scribble property, water resistance, alkali resistance and attached The examination criteria JG/T304-2011 tests puted forth effort, the paint film sample of aqueous dumb light blank paint of the invention is equal in anti-scribble test It is 1 grade.After sample soaks 108 hours, paint film is without foaming, without substantially discoloration and loss of gloss;After sample caustic dip 60 hours, paint film is equal Without foaming, without substantially discoloration and loss of gloss;And the attachment force coefficient of paint film is 0.3.
Embodiment 5
Aqueous dumb light blank enamel-cover of the invention includes separate component A and B component, and component A includes the isocyanide of tetramethylene two Acid esters, hexamethylene diisocyanate, polymethylene multi-phenenyl isocyanate, mixed dibasic acid ester;B component includes deionization The hydrophobic gas-phase silica of water, water-base resin, aerosil, mineral oil, metal soap compound, polyether silicone copolymerization Thing, polyether-modified dimethyl siloxane, propandiol butyl ether, alcohol ester 12, dipropylene, hydrophobic polyurethane, polyethers change Property polysiloxanes, white carbon, light silicon dioxide, silicon chloride, butadiene copolymer, 3- aminopropyl triethoxysilanes, it is above-mentioned Constituent content is respectively by mass fraction:30 parts of tetramethylene diisocyanate, more 30 parts of hexamethylene diisocyanate, Asia 25 parts of many phenyl isocyanates of methyl, 25 parts of mixed dibasic acid ester, 40 parts of deionized water, 80 parts of water-base resin, gas phase titanium dioxide 0.4 part of the hydrophobic gas-phase silica of 0.4 part of silicon, mineral oil, 0.4 part of metal soap compound, 0.4 part of polyether siloxane copolymer, It is 0.4 part of polyether-modified dimethyl siloxane, 0.5 part of propandiol butyl ether, 12 parts of alcohol ester, 1 part of dipropylene, hydrophobic 0.4 part of polyurethane of property, 0.4 part of Siloxane-Oxyalkylene Copolymers, 2 parts of white carbon, 2 parts of light silicon dioxide, 2 parts of silicon chloride, fourth two 2 parts of alkene copolymer, 8 parts of 3- aminopropyl triethoxysilanes.
Wherein, the boiling point of mixed dibasic acid ester is 220 DEG C;Water-base resin is by comprising methacrylic acid -2- hydroxy methacrylates, third The monomer copolymerization of olefin(e) acid hydroxyl ethyl ester, acrylic acid -4- hydroxybutyls, methyl methacrylate and styrene is formed, said components Mol ratio is:Methacrylic acid -2- hydroxy methacrylates(20):Hydroxy-ethyl acrylate(15):Acrylic acid -4- hydroxybutyls(13):First Base methyl acrylate(18):Styrene(20).
The preparation method of the aqueous dumb light blank paint of the present invention is comprised the following steps:
a:Under normal temperature and pressure, waterborne curing agent and cosolvent are separately added into the container with mixer, and 700 revs/min turn Persistently stirred under speed 4 minutes, be made component A standby;
b:Under normal temperature and pressure, water-base resin is added in the container with mixer, and disperse 8 points under 500 revs/min of rotating speed Clock, then sequentially adds defoamer and wetting agent, disperses 14 minutes under 800 revs/min of rotating speed;
c:Under normal temperature and pressure, coalescents are added in mixture obtained by b step, and disperse 15 under 1000 revs/min of rotating speed Minute;
d:Under normal temperature and pressure, deionized water, levelling agent, delustering agent, coupling agent are sequentially added in mixture obtained by step c, and Disperse 22 minutes under 2100 revs/min of rotating speed, be made B component standby;
e:Under normal temperature and pressure, a steps gained component A and Step d gained B component according to mol ratio 1:8 ratio is separately added into In container with mixer, continue stirring until component A and B component uniformly mixes, then static 45 minutes, then with 120 mesh filter clothes Filtering and discharging can obtain aqueous dumb light blank paint.
Standard GB/T9754 according to colored paint paint film bright luster of the paint and varnish without metallic pigments is determined, the present invention Gloss of the aqueous dumb light blank paint under the conditions of 60 ° of oblique angles be 15GU.And according to anti-scribble property, water resistance, alkali resistance and attached The examination criteria JG/T304-2011 tests puted forth effort, the paint film sample of aqueous dumb light blank paint of the invention is equal in anti-scribble test It is 1 grade.After sample soaks 114 hours, paint film is without foaming, without substantially discoloration and loss of gloss;After sample caustic dip 66 hours, paint film is equal Without foaming, without substantially discoloration and loss of gloss;And the attachment force coefficient of paint film is 0.2.

Claims (11)

1. a kind of aqueous dumb light blank paint, it is characterised in that:The aqueous dumb light blank enamel-cover includes separate component A and B Component, component A includes waterborne curing agent and cosolvent;B component include deionized water, water-base resin, defoamer, wetting agent, into Film auxiliary agent, levelling agent, delustering agent, coupling agent, said components content are respectively by mass fraction:Waterborne curing agent 40-90 parts, Cosolvent 10-50 parts, deionized water 10-50 parts, water-base resin 50-90 parts, defoamer 0.2-1.5 parts, wetting agent 0.1-1 parts, Coalescents 0.5-3 parts, levelling agent 0.1-1 parts, delustering agent 1-10 parts, coupling agent 1-10 parts.
2. aqueous dumb light blank paint according to claim 1, it is characterised in that:The waterborne curing agent includes tetramethylene two One kind in isocyanates, hexamethylene diisocyanate and polymethylene multi-phenenyl isocyanate is mixed with arbitrary proportion.
3. aqueous dumb light blank paint according to claim 1, it is characterised in that:The cosolvent is mixed dibasic acid ester, is helped The boiling point of solvent is 190-230 DEG C.
4. aqueous dumb light blank paint according to claim 1, it is characterised in that:The water-base resin is by comprising metering system The monomer of acid -2- hydroxy methacrylates, hydroxy-ethyl acrylate, acrylic acid -4- hydroxybutyls, methyl methacrylate and styrene is total to Poly- to form, the mol ratio of said components is:Methacrylic acid -2- hydroxy methacrylates(5-30):Hydroxy-ethyl acrylate(5-20):Propylene Acid -4- hydroxybutyls(2-15):Methyl methacrylate(3-20):Styrene(5-30).
5. aqueous dumb light blank paint according to claim 1, it is characterised in that:The defoamer include aerosil, One kind in the hydrophobic gas-phase silica of mineral oil and metal soap is mixed with arbitrary proportion.
6. aqueous dumb light blank paint according to claim 1, it is characterised in that:The wetting agent includes polyether silicone copolymerization One kind in thing, polyether-modified dimethyl siloxane is mixed with arbitrary proportion.
7. aqueous dumb light blank paint according to claim 1, it is characterised in that:The coalescents include propandiol butyl ether, One kind in alcohol ester 12 and dipropylene is mixed with arbitrary proportion.
8. aqueous dumb light blank paint according to claim 1, it is characterised in that:The levelling agent include hydrophobic polyurethane and One kind in Siloxane-Oxyalkylene Copolymers is mixed with arbitrary proportion.
9. aqueous dumb light blank paint according to claim 1, it is characterised in that:The delustering agent includes white carbon, lightweight two One kind in silica, silicon chloride and butadiene copolymer is mixed with arbitrary proportion.
10. aqueous dumb light blank paint according to claim 1, it is characterised in that:The coupling agent is the ethoxy of 3- aminopropyls three Base silane.
A kind of 11. preparation methods of aqueous dumb light blank paint as claimed in claim 1, it is characterised in that:The preparation method bag Include following steps:
a:Under normal temperature and pressure, waterborne curing agent and cosolvent, and 400-800 revs/min are separately added into the container with mixer Rotating speed under persistently stir 1-5 minutes, be made component A standby;
b:Under normal temperature and pressure, water-base resin is added in the container with mixer, and disperse under 300-600 revs/min of rotating speed 5-10 minutes, defoamer and wetting agent are then sequentially added, disperseed 5-15 minutes under 600-900 revs/min of rotating speed;
c:Under normal temperature and pressure, coalescents are added in mixture obtained by b step, and divide under 700-1100 revs/min of rotating speed Dissipate 5-15 minutes;
d:Under normal temperature and pressure, deionized water, levelling agent, delustering agent, coupling agent are sequentially added in mixture obtained by step c, and Disperse 10-25 minutes under 1600-2200 revs/min of rotating speed, be made B component standby;
e:Under normal temperature and pressure, a steps gained component A and Step d gained B component according to mol ratio 1:(2-10)Ratio difference Add in the container with mixer, continue stirring until component A and B component uniformly mixes, it is then static 20-50 minutes, then use The discharging of 100-200 mesh filter-cloth filtering can obtain aqueous dumb light blank paint.
CN201611266328.3A 2016-12-31 2016-12-31 Waterborne matte white board paint and preparation method thereof Pending CN106700881A (en)

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CN108929441A (en) * 2018-03-05 2018-12-04 富思特新材料科技发展股份有限公司 A kind of preparation method from delustring dumb light lotion with Shuangzi structure
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CN109988458A (en) * 2018-01-02 2019-07-09 立邦涂料(中国)有限公司 A kind of preparation and application can be used for the aqueous high molecular coating that white board marker is write and cleaned
CN108929441A (en) * 2018-03-05 2018-12-04 富思特新材料科技发展股份有限公司 A kind of preparation method from delustring dumb light lotion with Shuangzi structure
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CN110202897A (en) * 2019-06-04 2019-09-06 江苏斯迪克新材料科技股份有限公司 Automatically cleaning flexible compound structure writing carrier
CN110202897B (en) * 2019-06-04 2021-06-22 江苏斯迪克新材料科技股份有限公司 Self-cleaning flexible composite structure writing carrier

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