CN106752846A - A kind of aqueous automobile paint of wear-resisting scratch-resisting - Google Patents
A kind of aqueous automobile paint of wear-resisting scratch-resisting Download PDFInfo
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- CN106752846A CN106752846A CN201611210889.1A CN201611210889A CN106752846A CN 106752846 A CN106752846 A CN 106752846A CN 201611210889 A CN201611210889 A CN 201611210889A CN 106752846 A CN106752846 A CN 106752846A
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- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/08—Polyurethanes from polyethers
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- 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
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- 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
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- 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
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention belongs to paint field, and in particular to a kind of aqueous automobile paint of wear-resisting scratch-resisting.The aqueous automobile paint is made up of following component and percentage by weight：Epoxy resin modified aqueous polyurethane 40 50%, alkyd resin 1 5%, urethane acrylate 5 10%, 1,2 dimethoxy-ethanes 3 5%, nanometer titanium dioxide 1 5%, nano-sized magnesium hydroxide 5 15%, barium sulfate 2.5 4.5%, silica 1 3%, aluminium hydroxide 1 5%, triethylamine 5 10%, thickener 1 5%, deionized water 20 30%.The anti-scratch function admirable of car paint of the present invention, gloss retention is up to more than 97%.Coating of the present invention belongs to water paint simultaneously, environmentally friendly and easy to use.
Description
Technical field
The invention belongs to paint field, and in particular to a kind of aqueous automobile paint of wear-resisting scratch-resisting.
Background technology
Automobile is vulnerable to the shock of stone on road, the friction of branch railing in the process of moving, and in the rainy day or does the wash
Impurities in water washes away during vehicle body, and these can all cause certain injury on vehicle body and influence the attractive in appearance of body of a motor car, therefore vapour
Car vehicle body needs brushing paint, and the coating of wear-resisting scratch-resisting particularly needs.
Current car paint both domestic and external is main or based on solvent based coating, there is substantial amounts of volatility in these systems
Machine compound can not only cause severe contamination to environment, and also human body can be damaged, while these in evaporateing into air have
Machine compound is also a kind of serious waste to resource.Car paint hydrotropism, high solid and powdery paints direction are developed
Trend of the times.
Compared with solvent based coating, aqueous automobile paint is not only environmentally friendly, while also possess more irreplaceable advantages, such as
Outstanding levelability, adhesive force, wearability, clarity and richness, all relatively genuine qualities such as color and luster and effect.Cause
This, environmentally friendly, resource-conserving aqueous automobile paint is one of research and development focus of current car paint.
Chinese patent (CN100554352C) discloses a kind of scratch-resistant, the water nano car paint that anti-stone hits and its system
Preparation Method.Its water paint has following composition and percentage by weight：Coating film forming binder 60~70%, nano-powder 5~
15%, aqueous solvent 20~25%, auxiliary agent 0.5~1.0%；Auxiliary agent has thickener, dispersant, defoamer, coalescents；Adopt in addition
With crosslinking agent, on the basis of nano-composite emulsion, its ratio is 0.9: 1~1: 1 to its consumption；Crosslinking agent is mainly melamine series
Chemical substance, the scratch resistant index of the paint coatings for preparing is up to 96~99%.
And water paint is with water as solvent, because the surface tension of water is larger, evaporation rate is slow, is applying water paint
Humiture change during dress to environment is more sensitive, easily produces the various paint film defects such as bubble, cissing, sagging, so
The application of aqueous automobile paint still has many problems to have to be solved.
Epoxy resin modified aqueous polyurethane is to replace oligomer polyol soft section with epoxy resin, with mechanical strength
High, adhesiveness is strong, easily solidification, the advantages of molding shrinkage is low, chemical-resistant is good, therefore with aqueous after epoxy resin modification
The performances such as mechanical property, adhesive strength, heat endurance, the water-fast, solvent resistant of polyurethane can all be improved.Aqueous polyurethane with
Epoxy resin composite coating is widely used in vehicle paint base, floating coating and finish paint etc., this provide a development cost it is low and
The new way of the product with WPU characteristics.
The content of the invention
To solve the above problems, the invention provides a kind of aqueous automobile paint of wear-resisting scratch-resisting.Car paint of the present invention
Anti-scratch function admirable, gloss retention is up to more than 97%.Coating of the present invention belongs to water paint, environmental protection and user simultaneously
Just.
What the present invention was achieved through the following technical solutions：
A kind of aqueous automobile paint of wear-resisting scratch-resisting, the aqueous automobile paint is by following component and percentage by weight group
Into：Epoxy resin modified aqueous polyurethane 40-50%, alkyd resin 1-5%, urethane acrylate 5-10%, 1,2- diformazan
Epoxide ethane 3-5%, nanometer titanium dioxide 1-5%, nano-sized magnesium hydroxide 5-15%, barium sulfate 2.5-4.5%, silica 1-
3%, aluminium hydroxide 1-5%, triethylamine 5-10%, thickener 1-5%, deionized water 20-30%；
The epoxy resin modified aqueous polyurethane is prepared by following methods：Equipped with reflux condensing tube, agitator
In the four-hole boiling flask of thermometer, add a certain amount of toluene di-isocyanate(TDI) and it is dehydrated after polyethers, be warming up to 75-80 DEG C
After reaction 2-3h, be cooled to 70-75 DEG C, add chain extender BDO, react 60-90min, be subsequently adding epoxy resin and
Dihydromethyl propionic acid, is dissolved in 1-METHYLPYRROLIDONE, reacts 2.5-3.5h at 65-70 DEG C, and add the appropriate acetone of people with
Control the viscosity of reaction system；Hydroxypropyl acrylate, hydroquinones, tert-butyl catechol are added, is reacted at 60-65 DEG C；
Then 40 DEG C are cooled to, in addition triethylamine with after, quick stirring is disperseed in distilled water, uses ethylenediamine chain extension, finally
Acetone vacuum distillation is gone out, is obtained final product.
Preferably, the aqueous automobile paint of the wear-resisting scratch-resisting is made up of following component and percentage by weight：Asphalt mixtures modified by epoxy resin
Fat modified aqueous polyurethane 45%, alkyd resin 3%, urethane acrylate 6%, 1,2- dimethoxy-ethanes 3.5%, nanometer
Titanium dioxide 2.5%, nano-sized magnesium hydroxide 8%, barium sulfate 3.5%, silica 2%, aluminium hydroxide 2%, triethylamine 3.5%,
Hydroxyethyl cellulose 4%, deionized water 17%.
The present invention uses epoxy resin modified aqueous polyurethane, alkyd resin, and urethane acrylate is base-material, with go from
Sub- water is solvent；Invention technician has found that three kinds of base-materials only mix according to a certain ratio, and three could act synergistically,
The scratch resistance of common enhancing coating paint film.
The preparation method of the aqueous automobile paint of wear-resisting scratch-resisting of the present invention, comprises the following steps：
S1：The preparation of epoxy resin modified aqueous polyurethane：At four mouthfuls equipped with reflux condensing tube, agitator and thermometer
In flask, add a certain amount of toluene di-isocyanate(TDI) and it is dehydrated after polyethers, after being warming up to 75-80 DEG C of reaction 2-3h, drop
Temperature adds chain extender BDO to 70-75 DEG C, reacts 60-90min, is subsequently adding epoxy resin and is dissolved in N- methyl pyrroles
Dihydromethyl propionic acid in pyrrolidone, reacts 2.5-3.5h, and add the appropriate acetone of people to control reaction system at 65-70 DEG C
Viscosity；Hydroxypropyl acrylate, hydroquinones, tert-butyl catechol are added, is reacted at 60-65 DEG C；Then 40 are cooled to
DEG C, in addition triethylamine with after, quick stirring is disperseed in distilled water, uses ethylenediamine chain extension, finally by acetone decompression steaming
Distillate, obtain final product；
S2：By the above-mentioned epoxy resin modified aqueous polyurethane and alkyd resin for preparing, urethane acrylate and
1,2- dimethoxy-ethane mixes, and is stirring evenly and then adding into hydroxyethyl cellulose, 1200-1500r/min high-speed stirred 30min,
Obtain A liquid；
S3：Nanometer titanium dioxide, nano-sized magnesium hydroxide, barium sulfate, silica and aluminium-hydroxide powder are mixed, stirring is equal
Triethylamine and water, 1200-1500r/min high-speed stirred 30min is added to obtain B liquid after even；
S4：A liquid and B liquid are mixed, 1000r/min stirring 1h are obtained final product.
Preferably, in the preparation process of the epoxy resin modified aqueous polyurethane, the addition of epoxy resin is
6.5%, hydroxypropyl acrylate addition is 14%.
The present invention has following technological merit compared with prior art：
(1) the anti-scratch function admirable of car paint of the present invention, gloss retention is up to more than 97%；
(2) coating of the present invention, with epoxy resin modified aqueous polyurethane as main base, is a kind of water soluble paint, environmental protection
And it is easy to use.
Specific embodiment
Below by way of the description of specific embodiment, the invention will be further described, but this is not to limit of the invention
System, those skilled in the art's basic thought of the invention, various modifications may be made or improves, but without departing from this
The basic thought of invention, within the scope of the present invention.Each component of the present invention is conventional commercial product, for example：Asphalt mixtures modified by epoxy resin
Fat, No. CAS：.1675-54-3, Guangzhou Li Hou trade Co., Ltds are purchased from；Hydroxyethyl cellulose, No. CAS：9004-62-0,
It is purchased from Shanghai Mike's woods biochemical technology Co., Ltd；Alkyd resin, No. CAS：63148-69-6, is purchased from Shanghai towards space chemical materials
Co., Ltd；Triethylamine, No. CAS：121-44-8, is purchased from silent winged scientific and technological (China) Co., Ltd of generation that of match.
A kind of aqueous automobile paint of the wear-resisting scratch-resisting of embodiment 1
A kind of aqueous automobile paint of wear-resisting scratch-resisting is made up of and percentage by weight is constituted following：Epoxy resin modification water
Property polyurethane 45%, alkyd resin 3%, urethane acrylate 6%, 1,2- dimethoxy-ethanes 3.5%, nanometer titanium dioxide
2.5%, nano-sized magnesium hydroxide 8%, barium sulfate 3.5%, silica 2%, aluminium hydroxide 2%, triethylamine 3.5%, ethoxy
Cellulose 4%, deionized water 17%.
The preparation method of the aqueous automobile paint of wear-resisting scratch-resisting, comprises the following steps：
S1：The preparation of epoxy resin modified aqueous polyurethane：At four mouthfuls equipped with reflux condensing tube, agitator and thermometer
In flask, add a certain amount of toluene di-isocyanate(TDI) and it is dehydrated after polyethers, after being warming up to 80 DEG C of reaction 2.5h, be cooled to
70 DEG C, chain extender BDO is added, react 80min, be subsequently adding epoxy resin, content is 6.5% and is dissolved in N- methyl
Dihydromethyl propionic acid in pyrrolidones, reacts 3h, and add the appropriate acetone of people to control the viscosity of reaction system at 68 DEG C；
Hydroxypropyl acrylate is added, content is 14%, hydroquinones, tert-butyl catechol, is reacted at 60-65 DEG C；Then lower the temperature
To 40 DEG C, in addition triethylamine with after, quick stirring is disperseed in distilled water, uses ethylenediamine chain extension, finally subtracts acetone
Pressure is distilled off, and obtains final product；
S2：By the above-mentioned epoxy resin modified aqueous polyurethane and alkyd resin for preparing, urethane acrylate and
1,2- dimethoxy-ethane mixes, and is stirring evenly and then adding into hydroxyethyl cellulose, and 1300r/min high-speed stirred 30min obtain A liquid；
S3：Nanometer titanium dioxide, nano-sized magnesium hydroxide, barium sulfate, silica and aluminium-hydroxide powder are mixed, stirring is equal
Triethylamine and water, 1300r/min high-speed stirred 30min is added to obtain B liquid after even；
S4：A liquid and B liquid are mixed, 1000r/min stirring 1h are obtained final product.
A kind of aqueous automobile paint of the wear-resisting scratch-resisting of embodiment 2
A kind of aqueous automobile paint of wear-resisting scratch-resisting, the aqueous automobile paint is made up of and percentage by weight group following
Into：Epoxy resin modified aqueous polyurethane 40%, alkyd resin 1%, urethane acrylate 10%, 1,2- dimethoxy-ethanes
3%, nanometer titanium dioxide 2%, nano-sized magnesium hydroxide 5%, barium sulfate 2.5%, silica 1 .5%, aluminium hydroxide 2.5%, three
Ethamine 10%, thickener 2.5%, deionized water 20%.
The preparation method for coating is similar to Example 1.
A kind of aqueous automobile paint of the wear-resisting scratch-resisting of embodiment 3
A kind of aqueous automobile paint of wear-resisting scratch-resisting, the aqueous automobile paint is made up of and percentage by weight group following
Into：Epoxy resin modified aqueous polyurethane 50%, alkyd resin 5%, urethane acrylate 1%, 1,2- dimethoxy-ethanes
4.5%, nanometer titanium dioxide 2%, nano-sized magnesium hydroxide 5%, barium sulfate 4.5%, silica 2.5%, aluminium hydroxide 2.5%,
Triethylamine 5%, thickener 3%, deionized water 15%.
The preparation method for coating is similar to Example 1.
A kind of aqueous automobile paint of the wear-resisting scratch-resisting of comparative example 1
A kind of aqueous automobile paint of wear-resisting scratch-resisting is made up of and percentage by weight is constituted following：Epoxy resin modification water
Property polyurethane 45%, alkyd resin 3%, urethane acrylate 6%, 1,2- dimethoxy-ethanes 3.5%, nanometer titanium dioxide
2.5%, nano-sized magnesium hydroxide 8%, barium sulfate 3.5%, silica 2%, aluminium hydroxide 2%, triethylamine 3.5%, ethoxy
Cellulose 4%, deionized water 17%.
A kind of aqueous automobile paint of the wear-resisting scratch-resisting of comparative example 2
A kind of aqueous automobile paint of wear-resisting scratch-resisting is made up of and percentage by weight is constituted following：Epoxy resin modification water
Property polyurethane 45%, alkyd resin 3%, urethane acrylate 6%, 1,2- dimethoxy-ethanes 3.5%, nanometer titanium dioxide
2.5%, nano-sized magnesium hydroxide 8%, barium sulfate 3.5%, silica 2%, aluminium hydroxide 2%, triethylamine 3.5%, ethoxy
Cellulose 4%, deionized water 17%.
The preparation method for coating is similar to Example 1.
Difference with embodiment 1 is to be not added with urethane acrylate, and the addition of alkyd resin is 9%.
Benchmark test
1. test object：By the made coating even applications of embodiment 1-3 and comparative example 1-2 on tinplate, coating thickness
It is 2.5mm, 30min is toasted at 60 DEG C, precoating plate Sample A, B, C, D, the E for preparing.
2. content is tested：
3. method of testing：
(1) scratch resistance is done
BonAmi abrasive materials thin layer is coated with the clear coat of sample board, and (abrasive material is by Faultloss Starch/
BonAmi companies supply), then put exceedingly beautiful felt fingerstall, contact sample board is propped up, come and go 10 times and wipe, to test
Its scratch situation.Scratch resistance is 20 ° of glossiness at visual angle by determining the relatively non-scratch region in the scratch region of clad plate
Relative ratios, i.e. gloss protects percentage and represents that result of the test is as shown in Table 1.
The dry scratch resistance of the different coating of table 1
| Test index | A | B | C | D | E |
| Dry scratch resistance (gloss retention) | 98% | 98% | 97% | 87% | 89% |
| 20 ° of gloss | 99 | 97 | 98 | 89 | 90 |
As shown in Table 1, the dry scratch resistance of paint coatings that embodiment is prepared is significantly better than comparative example, and embodiment 1
The dry scratch resistance that sample board A is obtained is 1.12 times and 1.1 times of D (comparative example 1) and E (comparative example 2).
(2) wet scratch resistance
Using above-mentioned similar program, simply Bon Ami abrasive materials are substituted with wet oxidation aluminium slurry.The alumina slurries be by
294 parts of deionized waters, 21 parts of ASE-60 thickeners, the aqueous solution of AMP 95% and 7 parts of aluminum oxide of 25 parts of aminomethylpropanols
(120# grits) is constituted, and result of the test is as shown in table 2.
The wet scratch resistance of different coating of table 2
| Test index | A | B | C | D | E |
| Wet scratch resistance (gloss retention) | 85% | 83% | 79% | 73% | 75% |
| 20 ° of gloss | 99 | 97 | 98 | 89 | 90 |
As shown in Table 2, the wet scratch resistance of paint coatings that embodiment is prepared is significantly better than comparative example, and embodiment 1
The wet scratch resistance that sample board A is obtained is 1.16 times and 1.13 times of D (comparative example 1) and E (comparative example 2).
Claims (4)
1. a kind of aqueous automobile paint of wear-resisting scratch-resisting, it is characterised in that the aqueous automobile paint is by following component and weight
Percentage is constituted：Epoxy resin modified aqueous polyurethane 40-50%, alkyd resin 1-5%, urethane acrylate 5-10%,
1,2- dimethoxy-ethane 3-5%, nanometer titanium dioxide 1-5%, nano-sized magnesium hydroxide 5-15%, barium sulfate 2.5-4.5%, dioxy
SiClx 1-3%, aluminium hydroxide 1-5%, triethylamine 5-10%, thickener 1-5%, deionized water 20-30%；
The epoxy resin modified aqueous polyurethane is prepared by following methods：Equipped with reflux condensing tube, agitator and temperature
Spend in the four-hole boiling flask of meter, add a certain amount of toluene di-isocyanate(TDI) and it is dehydrated after polyethers, be warming up to 75-80 DEG C of reaction
After 2-3h, 70-75 DEG C is cooled to, adds chain extender BDO, react 60-90min, be subsequently adding epoxy resin and dihydroxy
Methylpropanoic acid, is dissolved in 1-METHYLPYRROLIDONE, 2.5-3.5h is reacted at 65-70 DEG C, and add the appropriate acetone of people to control
The viscosity of reaction system；Hydroxypropyl acrylate, hydroquinones, tert-butyl catechol are added, is reacted at 60-65 DEG C；Then
40 DEG C are cooled to, in addition triethylamine with after, quick stirring is disperseed in distilled water, ethylenediamine chain extension is used, finally by third
Ketone vacuum distillation is gone out, and is obtained final product.
2. the aqueous automobile paint of wear-resisting scratch-resisting according to claim 1, it is characterised in that the aqueous automobile paint is by following
Component and percentage by weight composition：Epoxy resin modified aqueous polyurethane 45%, alkyd resin 3%, urethane acrylate
6%, 1,2- dimethoxy-ethane 3.5%, nanometer titanium dioxide 2.5%, nano-sized magnesium hydroxide 8%, barium sulfate 3.5%, titanium dioxide
Silicon 2%, aluminium hydroxide 2%, triethylamine 3.5%, hydroxyethyl cellulose 4%, deionized water 17%.
3. the preparation method of the aqueous automobile paint of wear-resisting scratch-resisting according to claim 1 or claim 2, it is characterised in that including with
Lower step：
S1：The preparation of epoxy resin modified aqueous polyurethane：In the four-hole boiling flask equipped with reflux condensing tube, agitator and thermometer
In, add a certain amount of toluene di-isocyanate(TDI) and it is dehydrated after polyethers, after being warming up to 75-80 DEG C of reaction 2-3h, be cooled to
70-75 DEG C, chain extender BDO is added, react 60-90min, be subsequently adding epoxy resin and be dissolved in N- crassitudes
Dihydromethyl propionic acid in ketone, reacts 2.5-3.5h, and add the appropriate acetone of people to control the viscous of reaction system at 65-70 DEG C
Degree；Hydroxypropyl acrylate, hydroquinones, tert-butyl catechol are added, is reacted at 60-65 DEG C；Then it is cooled to 40 DEG C, plus
Enter in triethylamine and after, quick stirring is disperseed in distilled water, uses ethylenediamine chain extension, finally goes out acetone vacuum distillation
Go, obtain final product；
S2：By the above-mentioned epoxy resin modified aqueous polyurethane and alkyd resin for preparing, urethane acrylate and 1,2-
Dimethoxy-ethane mixes, and is stirring evenly and then adding into hydroxyethyl cellulose, and 1200-1500r/min high-speed stirred 30min obtain A
Liquid；
S3：Nanometer titanium dioxide, nano-sized magnesium hydroxide, barium sulfate, silica and aluminium-hydroxide powder are mixed, after stirring
Plus triethylamine and water, 1200-1500r/min high-speed stirred 30min, obtain B liquid；
S4：A liquid and B liquid are mixed, 1000r/min stirring 1h are obtained final product.
4. the preparation method of the aqueous automobile paint of wear-resisting scratch-resisting according to claim 3, it is characterised in that in the epoxy
In the preparation process of resin modified aqueous polyurethane, the addition of epoxy resin is 6.5%, and hydroxypropyl acrylate addition is
14%.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620684A (en) * | 2018-05-10 | 2018-10-09 | 无锡太博泵业有限公司 | A kind of irregular product inner plane groove processing apparatus of high-wearing feature and its application method |
| CN110054981A (en) * | 2019-03-07 | 2019-07-26 | 重庆辛夷新材料科技有限公司 | Aqueous oxidation magnesium-dope of one kind and preparation method thereof |
| CN110563918A (en) * | 2019-09-02 | 2019-12-13 | 福建国邦新材料有限公司 | Preparation method of modified grafted polyurethane resin |
| CN109337497B (en) * | 2018-10-11 | 2020-12-08 | 宁波瑞凌新能源材料研究院有限公司 | Environment-friendly cooling and refrigerating coating |
| WO2021097659A1 (en) * | 2019-11-19 | 2021-05-27 | 南京先进生物材料与过程装备研究院有限公司 | Method for preparing epoxy-modified waterborne polyurethane resin anticorrosive coating |
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| CN102911591A (en) * | 2011-08-04 | 2013-02-06 | 中国人民解放军装甲兵工程学院 | Transparent thermal insulation coating with nano porous auxiliary and preparation method thereof |
| JP2014132091A (en) * | 2014-03-26 | 2014-07-17 | Dai Ichi Kogyo Seiyaku Co Ltd | Aqueous coating composition |
| CN105419593A (en) * | 2015-12-25 | 2016-03-23 | 青岛佰众化工技术有限公司 | Anti-scratch aqueous automobile nano coating |
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| CN101182406A (en) * | 2007-12-14 | 2008-05-21 | 华南理工大学 | Method for preparing multiple modified self-crosslinking aqueous polyurethane adhesive agent |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620684A (en) * | 2018-05-10 | 2018-10-09 | 无锡太博泵业有限公司 | A kind of irregular product inner plane groove processing apparatus of high-wearing feature and its application method |
| CN109337497B (en) * | 2018-10-11 | 2020-12-08 | 宁波瑞凌新能源材料研究院有限公司 | Environment-friendly cooling and refrigerating coating |
| CN110054981A (en) * | 2019-03-07 | 2019-07-26 | 重庆辛夷新材料科技有限公司 | Aqueous oxidation magnesium-dope of one kind and preparation method thereof |
| CN110563918A (en) * | 2019-09-02 | 2019-12-13 | 福建国邦新材料有限公司 | Preparation method of modified grafted polyurethane resin |
| WO2021097659A1 (en) * | 2019-11-19 | 2021-05-27 | 南京先进生物材料与过程装备研究院有限公司 | Method for preparing epoxy-modified waterborne polyurethane resin anticorrosive coating |
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