CN104927635A - Waterborne polyurethane modified acrylic resin and butylated amino resin binary syllabification metal baking paint and preparation method thereof - Google Patents
Waterborne polyurethane modified acrylic resin and butylated amino resin binary syllabification metal baking paint and preparation method thereof Download PDFInfo
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- CN104927635A CN104927635A CN201510421035.7A CN201510421035A CN104927635A CN 104927635 A CN104927635 A CN 104927635A CN 201510421035 A CN201510421035 A CN 201510421035A CN 104927635 A CN104927635 A CN 104927635A
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- amino resin
- butylated amino
- metal baking
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- acrylic resin
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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
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
-
- 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
-
- 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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- 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 discloses waterborne polyurethane modified acrylic resin and butylated amino resin binary syllabification metal baking paint and a preparation method thereof. Waterborne polyurethane modified acrylic emulsion, butylated amino resin, nano-silica, neutralizer, aluminum silver paste, a dispersing agent, an antifoaming agent, a flatting agent and a thickening agent are taken as raw materials, and deionized water is used as solvent for being prepared into water-based metal baking paint. The invention also provides the preparation method for the waterborne polyurethane modified acrylic resin. By means of the waterborne polyurethane modified acrylic resin and butylated amino resin binary syllabification metal baking paint, the hardness of the paint film is high, the pencil hardness is larger than 3 H, and the method provided is mainly focused on disperse mixing, high-heat heating is not needed, and no pollutant waste liquid is generated, and the safety and the environment protection are achieved.
Description
Technical field
The present invention relates to a kind of coating used on metal, relate to metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester and butylated amino resin Two bors d's oeuveres and preparation method thereof specifically.
Background technology
Our only one earth, so protect the global environment of our mutual survival to be our everyone responsibility, the VOC of traditional solvent-borne coating volatilization is an important sources of environmental pollution, and can work the mischief to the health of the personnel of contact, country and government constantly put into effect the discharge of the hazardous and noxious substances in laws and regulations restriction coating in recent years, a large amount of funds and personnel put into the environmental protection research of coating, wherein the Water-borne modification of coating is that present main research is sent to, because water source is wide, cheaply, nontoxic, safety, this is the favourable condition of coating environmental protection.Metal baking finish, as a class important in coating, is also an importance of we coating worker to his research.
But performance and the solvent type metal baking finish of current water-based metal baking vanish also have a certain distance, such as dry slow, hardness is low, makes the promotion and application difficulty of water-based stoving paint.
Summary of the invention
The object of this invention is to provide the water-based stoving paint and preparation method thereof of a kind of high rigidity, fast drying, solve metal current baking vanish dry slow, the problem that hardness is low, considerably increases the application market of water-based stoving paint.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is: the metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester and butylated amino resin Two bors d's oeuveres, and each component of the weight proportion of described baking vanish is:
Waterborne polyurethane modified ACRYLIC EMULSION 30 ~ 60 parts
Butylated amino resin 0 ~ 30 part
Nano silicon 0 ~ 2 part
Neutralizing agent 0 ~ 2 part
Aluminium-silver slurry 5 ~ 25 parts
Dispersion agent 0 ~ 2 part
Defoamer 0 ~ 2 part
Flow agent 0.1 ~ 1.0 part
Thickening material 0 ~ 2 part
Deionized water 5 ~ 50 parts.
Described waterborne polyurethane modified ACRYLIC EMULSION is PUA-75.
Described neutralizing agent is AMP-95 10%.
Described dispersion agent is TEGO Dispers 740W.
Described defoamer is tegoFoamex 1488.
Described flow agent is EFKA3034.
Described thickening material is TEGO ViscoPlus 3030.
Be preferably:
Waterborne polyurethane modified ACRYLIC EMULSION 35 ~ 55 parts
Butylated amino resin 5 ~ 25 parts
Nano silicon 0.8 part
Neutralizing agent 1.5 parts
Aluminium-silver slurry 10 ~ 20 parts
Dispersion agent 1.0 parts
Defoamer 0.5 part
Flow agent 0.6 part
Thickening material 1.2 parts
Deionized water 10 ~ 40 parts.
Described, its preparation method is:
A. the water polyurethane-modified acrylic acid emulsion of predetermined weight proportioning, butylated amino resin, nano silicon are put into dispersion cylinder;
B. at 800 turns of dispersion 5min, homogeneous solution is formed to the material of step a;
C. add neutralizing agent AMP-95 10% in solution in stepb, regulate pH value about 8.0;
D. in the solution of step c, add aluminium-silver slurry, dispersion agent, the defoamer of predetermined weight;
E. form homogeneous solution to the solution of steps d at 1200 turns of dispersion 10 ~ 15min, fineness is less than 20 μm;
F. in the solution of step e, add flow agent, thickening material, the deionized water of predetermined weight proportioning;
G. at 600 turns of dispersion 5min, homogeneous solution is formed to the material of step f;
H. the solution of g step is filtered and packaged, put in storage.
Compared with prior art, the present invention has following beneficial effect:
1. hardness of paint film is high, and pencil hardness is greater than 3H;
2. rate of drying is fast, 180 DEG C of 5min complete dryinies, and current baking vanish generally wants 10min;
3. product consistency is good, normal temperature preserve 1 year not stratified, do not precipitate;
4. method provided by the invention is to disperse to stir, and without the need to carrying out the heating of high heat, and pollution-free waste liquid produces, safety and environmental protection, and preparation method is simple and preparation speed is fast.
Illustrate:
Hundred lattice tests
Generally speaking be that tested object is at the instrument testing its attachment degree after application.According to Japanese Industrial Standards (JIS), be divided into 1 ~ 5 grade, progression is higher, requires stricter, requires when being the 5th grade in the middle of customer Canonical, represents can not have completely to come off.
Reference standard: " scratch experiment of GBT9286-1998 paint and varnish paint film "
Cross-cut tester, edge of a knife width is about 10mm ~ 12mm, every 1mm ~ 1.2mm is interval, have 10 lattice, straight line draw under time there will be the identical straight line tool marks in 10 intervals, draw down in the vertical position of straight line tool marks, just the square of 100 lattice of 10*10 is become, should cut time cross-cut tester is drawn down and see ground, can not only cut on coating, otherwise test is just false.
After cross-cut tester has been drawn, also can or can not must come off with adhesive tape test, first, adhesive tape is affixed on hundred cases and puts, and is closely attached by adhesive tape, then torn up by adhesive tape with the power of moment to point pressure, whether the coating on visual material has obscission in addition, adhesive tape not careless one can, with JIS standard, label and model must be specified.
Embodiment
Below in conjunction with embodiment, the present invention is described further:
A metal baking finish for acrylic resin modified by aqueous polyaminoester and butylated amino resin Two bors d's oeuveres, each component of the weight proportion of described baking vanish is:
Waterborne polyurethane modified ACRYLIC EMULSION 30 ~ 60 parts
Butylated amino resin 0 ~ 30 part
Nano silicon 0 ~ 2 part
Neutralizing agent 0 ~ 2 part
Aluminium-silver slurry 5 ~ 25 parts
Dispersion agent 0 ~ 2 part
Defoamer 0 ~ 2 part
Flow agent 0.1 ~ 1.0 part
Thickening material 0 ~ 2 part
Deionized water 5 ~ 50 parts.
Described waterborne polyurethane modified ACRYLIC EMULSION is PUA-75.
Described neutralizing agent is AMP-95 10%.
Described dispersion agent is TEGO Dispers 740W.
Described defoamer is tegoFoamex 1488.
Described flow agent is EFKA3034.
Described thickening material is TEGO ViscoPlus 3030.
Be preferably:
Waterborne polyurethane modified ACRYLIC EMULSION 35 ~ 55 parts
Butylated amino resin 5 ~ 25 parts
Nano silicon 0.8 part
Neutralizing agent 1.5 parts
Aluminium-silver slurry 10 ~ 20 parts
Dispersion agent 1.0 parts
Defoamer 0.5 part
Flow agent 0.6 part
Thickening material 1.2 parts
Deionized water 10 ~ 40 parts.
Its preparation method is:
A. the water polyurethane-modified acrylic acid emulsion of predetermined weight proportioning, butylated amino resin, nano silicon are put into dispersion cylinder;
B. at 800 turns of dispersion 5min, homogeneous solution is formed to the material of step a;
C. add neutralizing agent AMP-95 10% in solution in stepb, regulate pH value about 8.0;
D. in the solution of step c, add aluminium-silver slurry, dispersion agent, the defoamer of predetermined weight;
E. form homogeneous solution to the solution of steps d at 1200 turns of dispersion 10 ~ 15min, fineness is less than 20 μm;
F. in the solution of step e, add flow agent, thickening material, the deionized water of predetermined weight proportioning;
G. at 600 turns of dispersion 5min, homogeneous solution is formed to the material of step f;
H. the solution of g step is filtered and packaged, put in storage.
Embodiment 1
Be equipped with water-based metal baking vanish of the present invention, formulated by the component of following weight proportion:
Waterborne polyurethane modified ACRYLIC EMULSION 55Kg, butylated amino resin 10Kg, nano silicon 0.8Kg are put into dispersion cylinder; 800 turns of dispersion 5min form homogeneous solution, add neutralizing agent AMP-95 10% 1.5Kg, regulate pH value about 8.0, add the aluminium-silver slurry 5Kg of predetermined weight, dispersion agent 1.0Kg, defoamer 0.5Kg, 1200 turns of dispersion 10 ~ 15min form homogeneous solution, then add flow agent 0.6Kg, thickening material 1.2Kg, deionized water 29.4Kg, 600 turns of dispersion 5min form homogeneous solution, filter and package, put in storage.
Stability in storage: normal temperature places 12 months products without precipitation, not stratified, proves that product shelf life is greater than 12 months.
Pencil hardness: 3H(GB6739-96).
Sticking power: 0 grade (hundred lattice methods).
Rate of drying: 180 DEG C of 5min complete dryinies.
Resistance to MEK wiping 400 paint films are intact.
Embodiment 2
Be equipped with water-based metal baking vanish of the present invention, formulated by the component of following weight proportion:
Waterborne polyurethane modified ACRYLIC EMULSION 45 Kg, butylated amino resin 15Kg, nano silicon 0.8Kg are put into dispersion cylinder; 800 turns of dispersion 5min form homogeneous solution, add neutralizing agent AMP-95 10% 1.5Kg, regulate pH value about 8.0, add the aluminium-silver slurry 25Kg of predetermined weight, dispersion agent 1.0Kg, defoamer 0.5Kg, 1200 turns of dispersion 10 ~ 15min form homogeneous solution, then add flow agent 0.6Kg, thickening material 1.2Kg, deionized water 34.4Kg, 600 turns of dispersion 5min form homogeneous solution, filter and package, put in storage.
Stability in storage: normal temperature places 12 months products without precipitation, not stratified, proves that product shelf life is greater than 12 months.
Pencil hardness: 3H(GB6739-96).
Sticking power: 0 grade (hundred lattice methods).
Rate of drying: 180 DEG C of 5min complete dryinies.
Resistance to MEK wiping 400 paint films are intact.
Embodiment 3
Be equipped with water-based metal baking vanish of the present invention, formulated by the component of following weight proportion:
Waterborne polyurethane modified ACRYLIC EMULSION 40Kg, butylated amino resin 20Kg, nano silicon 0.8Kg are put into dispersion cylinder; 800 turns of dispersion 5min form homogeneous solution, add neutralizing agent AMP-95 10% 1.5Kg, regulate pH value about 8.0, add the aluminium-silver slurry 10Kg of predetermined weight, dispersion agent 1.0Kg, defoamer 0.5Kg, 1200 turns of dispersion 10 ~ 15min form homogeneous solution, then add flow agent 0.6Kg, thickening material 1.2Kg, deionized water 34.4Kg, 600 turns of dispersion 5min form homogeneous solution, filter and package, put in storage.
Stability in storage: normal temperature places 12 months products without precipitation, not stratified, proves that product shelf life is greater than 12 months.
Pencil hardness: 3H(GB6739-96).
Sticking power: 0 grade (hundred lattice methods).
Rate of drying: 180 DEG C of 5min complete dryinies.
Resistance to MEK wiping 400 paint films are intact.
Embodiment 4
Be equipped with 100Kg water-based metal baking vanish of the present invention, formulated by the component of following weight proportion:
Waterborne polyurethane modified ACRYLIC EMULSION 40Kg, butylated amino resin 25Kg, nano silicon 0.8Kg are put into dispersion cylinder; 800 turns of dispersion 5min form homogeneous solution, add neutralizing agent AMP-95 10% 1.5Kg, regulate pH value about 8.0, add the aluminium-silver slurry 20Kg of predetermined weight, dispersion agent 1.0Kg, defoamer 0.5Kg, 1200 turns of dispersion 10 ~ 15min form homogeneous solution, then add flow agent 0.6Kg, thickening material 1.2Kg, deionized water 29.4Kg, 600 turns of dispersion 5min form homogeneous solution, filter and package, put in storage.
Stability in storage: normal temperature places 12 months products without precipitation, not stratified, proves that product shelf life is greater than 12 months.
Pencil hardness: 3H(GB6739-96).
Sticking power: 0 grade (hundred lattice methods).
Rate of drying: 180 DEG C of 5min complete dryinies.
Resistance to MEK wiping 400 paint films are intact.
The foregoing is only some embodiments of the present invention, do not limit the present invention, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, all drop in protection scope of the present invention.
Claims (9)
1. a metal baking finish for acrylic resin modified by aqueous polyaminoester and butylated amino resin Two bors d's oeuveres, is characterized in that: each component of its weight proportion is:
Waterborne polyurethane modified ACRYLIC EMULSION 30 ~ 60 parts
Butylated amino resin 0 ~ 30 part
Nano silicon 0 ~ 2 part
Neutralizing agent 0 ~ 2 part
Aluminium-silver slurry 5 ~ 25 parts
Dispersion agent 0 ~ 2 part
Defoamer 0 ~ 2 part
Flow agent 0.1 ~ 1.0 part
Thickening material 0 ~ 2 part
Deionized water 5 ~ 50 parts.
2. the metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester according to claim 1 and butylated amino resin Two bors d's oeuveres, is characterized in that, described waterborne polyurethane modified ACRYLIC EMULSION is PUA-75.
3. the metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester according to claim 1 and butylated amino resin Two bors d's oeuveres, is characterized in that, described neutralizing agent is AMP-95 10%.
4. the metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester according to claim 1 and butylated amino resin Two bors d's oeuveres, is characterized in that, described dispersion agent is TEGO Dispers 740W.
5. the metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester according to claim 1 and butylated amino resin Two bors d's oeuveres, is characterized in that, described defoamer is tegoFoamex 1488.
6. the metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester according to claim 1 and butylated amino resin Two bors d's oeuveres, is characterized in that, described flow agent is EFKA3034.
7. the metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester according to claim 1 and butylated amino resin Two bors d's oeuveres, is characterized in that, described thickening material is TEGO ViscoPlus 3030.
8. the metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester according to claim 1 and butylated amino resin Two bors d's oeuveres, is characterized in that, its weight proportion is:
Waterborne polyurethane modified ACRYLIC EMULSION 35 ~ 55 parts
Butylated amino resin 5 ~ 25 parts
Nano silicon 0.8 part
Neutralizing agent 1.5 parts
Aluminium-silver slurry 10 ~ 20 parts
Dispersion agent 1.0 parts
Defoamer 0.5 part
Flow agent 0.6 part
Thickening material 1.2 parts
Deionized water 10 ~ 40 parts.
9. the metal baking finish of a kind of acrylic resin modified by aqueous polyaminoester according to claim 1 and butylated amino resin Two bors d's oeuveres, is characterized in that, its preparation method is:
A. the water polyurethane-modified acrylic acid emulsion of predetermined weight proportioning, butylated amino resin, nano silicon are put into dispersion cylinder;
B. at 800 turns of dispersion 5min, homogeneous solution is formed to the material of step a;
C. add neutralizing agent AMP-95 10% in solution in stepb, regulate pH value about 8.0;
D. in the solution of step c, add aluminium-silver slurry, dispersion agent, the defoamer of predetermined weight;
E. form homogeneous solution to the solution of steps d at 1200 turns of dispersion 10 ~ 15min, fineness is less than 20 μm;
F. in the solution of step e, add flow agent, thickening material, the deionized water of predetermined weight proportioning;
G. at 600 turns of dispersion 5min, homogeneous solution is formed to the material of step f;
H. the solution of g step is filtered and packaged, put in storage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510421035.7A CN104927635A (en) | 2015-07-17 | 2015-07-17 | Waterborne polyurethane modified acrylic resin and butylated amino resin binary syllabification metal baking paint and preparation method thereof |
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| CN201510421035.7A CN104927635A (en) | 2015-07-17 | 2015-07-17 | Waterborne polyurethane modified acrylic resin and butylated amino resin binary syllabification metal baking paint and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105175670A (en) * | 2015-09-28 | 2015-12-23 | 华南理工大学 | Amino resin modified waterborne polyurethane as well as preparation method and application thereof |
| CN106675271A (en) * | 2017-01-16 | 2017-05-17 | 广东四方威凯新材料有限公司 | Bake type single-layer waterborne flashing paint for aluminum alloy hub and preparation method of waterborne flashing paint |
| CN107057510A (en) * | 2017-01-06 | 2017-08-18 | 河北晨阳工贸集团有限公司 | A kind of electric three-wheel automobile-used aqueous high-temperature baking metal flash paint and coating varnish and preparation method thereof |
| CN107057511A (en) * | 2017-01-06 | 2017-08-18 | 河北晨阳工贸集团有限公司 | A kind of water-based silver powder amino-stoving varnish and preparation method thereof |
| CN107083131A (en) * | 2017-05-25 | 2017-08-22 | 重庆汉宝水性漆有限公司 | Engine fire resistant water-based paint and preparation method thereof |
| CN107641413A (en) * | 2017-10-26 | 2018-01-30 | 宁波甬波新材料科技有限公司 | A kind of water-based plastic paint for nylon PA glass modified plastics and preparation method thereof |
| CN109181461A (en) * | 2018-10-08 | 2019-01-11 | 王玉廷 | A kind of environment-friendly water-based Automotive Metallic Coatings and preparation method thereof |
| CN109401562A (en) * | 2018-10-11 | 2019-03-01 | 湖北三雷德化工有限公司 | A kind of water-based metal water boiling resistance aluminium powder baking vanish and its processing method |
| CN110343432A (en) * | 2019-06-27 | 2019-10-18 | 河北晨阳工贸集团有限公司 | A kind of water paint and preparation method thereof |
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| CN103756548A (en) * | 2013-12-12 | 2014-04-30 | 澳达树熊涂料(惠州)有限公司 | Water-based high-solid-content paint and preparation method thereof |
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| CN104130640A (en) * | 2014-08-28 | 2014-11-05 | 漳州鑫展旺化工有限公司 | Ultralong-weathering baking varnish and preparation method thereof |
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| JPH06192531A (en) * | 1992-12-24 | 1994-07-12 | Mitsui Toatsu Chem Inc | Thermosetting acrylic resin composition having excellent adhesivity |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105175670A (en) * | 2015-09-28 | 2015-12-23 | 华南理工大学 | Amino resin modified waterborne polyurethane as well as preparation method and application thereof |
| CN105175670B (en) * | 2015-09-28 | 2017-10-20 | 华南理工大学 | A kind of amino resins modified aqueous polyurethane and preparation method and application |
| CN107057510A (en) * | 2017-01-06 | 2017-08-18 | 河北晨阳工贸集团有限公司 | A kind of electric three-wheel automobile-used aqueous high-temperature baking metal flash paint and coating varnish and preparation method thereof |
| CN107057511A (en) * | 2017-01-06 | 2017-08-18 | 河北晨阳工贸集团有限公司 | A kind of water-based silver powder amino-stoving varnish and preparation method thereof |
| CN106675271A (en) * | 2017-01-16 | 2017-05-17 | 广东四方威凯新材料有限公司 | Bake type single-layer waterborne flashing paint for aluminum alloy hub and preparation method of waterborne flashing paint |
| CN106675271B (en) * | 2017-01-16 | 2019-06-07 | 广东四方威凯新材料有限公司 | A kind of aluminium alloy wheel hub aqueous metallic finishe of baking-type single layer and preparation method thereof |
| CN107083131A (en) * | 2017-05-25 | 2017-08-22 | 重庆汉宝水性漆有限公司 | Engine fire resistant water-based paint and preparation method thereof |
| CN107641413A (en) * | 2017-10-26 | 2018-01-30 | 宁波甬波新材料科技有限公司 | A kind of water-based plastic paint for nylon PA glass modified plastics and preparation method thereof |
| CN109181461A (en) * | 2018-10-08 | 2019-01-11 | 王玉廷 | A kind of environment-friendly water-based Automotive Metallic Coatings and preparation method thereof |
| CN109401562A (en) * | 2018-10-11 | 2019-03-01 | 湖北三雷德化工有限公司 | A kind of water-based metal water boiling resistance aluminium powder baking vanish and its processing method |
| CN110343432A (en) * | 2019-06-27 | 2019-10-18 | 河北晨阳工贸集团有限公司 | A kind of water paint and preparation method thereof |
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Application publication date: 20150923 |