CN107011784A - A kind of nano modification double-composition polyurethane waterproof paint - Google Patents
A kind of nano modification double-composition polyurethane waterproof paint Download PDFInfo
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- CN107011784A CN107011784A CN201710328175.9A CN201710328175A CN107011784A CN 107011784 A CN107011784 A CN 107011784A CN 201710328175 A CN201710328175 A CN 201710328175A CN 107011784 A CN107011784 A CN 107011784A
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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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4812—Mixtures of polyetherdiols with polyetherpolyols having at least three hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4825—Polyethers containing two hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- 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
- C09D7/63—Additives non-macromolecular organic
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
Abstract
A kind of nano modification double-composition polyurethane waterproof paint, including component A and B component, component A are made up of 0.1 5 parts of 10 30 parts of methyl diphenylene diisocyanate, 20 50 parts of polyether Glycols, 20 50 parts of polyether-tribasic alcohol and citric acid；B component is made up of 20 35 parts of 20 38 parts of inorganic filler, 12 19 parts of polysiloxane, 5 10 parts of ammonium polyphosphate, 12 parts of chlorinated paraffin, 3 10 parts of nano grade silica particles, 25 parts of iron oxide red, 10 20 parts of diethylene glycol, 23 parts of calcium hydroxide, 20 35 parts of water and alcohol, and each component is the component composition of parts by weight.Nano material is with the addition of in the water-repellent paint prepared according to the present invention, the modification to coating serves certain effect so that product has stronger hydrophobicity, plays preferably waterproof effect.The decentralized medium used in invention simultaneously is nontoxic, nonirritant, to human body and environment non-hazardous.
Description
Technical field
The invention belongs to technical field of coatings, and in particular to a kind of nano modification double-composition polyurethane waterproof paint and its system
Preparation Method.
Background technology
Polyurethane water-repellent paint is good due to its water resistance, with good acid and alkali resistance, salt performance, and tensile strength is high, breaks
Split elongation high, it is easy to construct, thus it is wide " it is general be applied between ground, basement, kitchen, bath, the waterproofing work of roofing etc.,
Available for bridge, road, water conservancy projects waterproof filleting, favored by domestic and international anti-hydrosphere.
Also there are many reports, such as patent in current China about preparing double-composition polyurethane waterproof paint patent document
The double-composition polyurethane waterproof paint prepared in CN101418184A, component A includes 67-70 parts of toluene di-isocyanate(TDI)s, 7-10
Part N-330,16.8-30.9 parts of polyethers N-220,2-3 parts of polyethers amine terminated polyether resin and 0.1-0.2 parts of stabilizer tartaric acid, B
Component includes N-330,0.5-1 parts of antioxidants of 20-30 parts of polyethers, 3-5 parts of coloring pigments, 4-8 parts of plasticizer DOPs and 15-20
Part sericite in powder composition, has wherein used substantial amounts of toluene di-isocyanate(TDI), its toxic is stronger, severe contamination ring in component A
Border and it is detrimental to health.
In patent CN102212307A component A include molecular weight 1500-2500 degrees of functionality for 2 PPOX ethoxylated polyhydric alcohol,
4,4 '-methyl diphenylene diisocyanate, 2,4 '-methyl diphenylene diisocyanate, chlorinated paraffin, B component include subtract four oil,
Chlorinated paraffin, dibutyl phthalate, MOCA, talcum powder, coarse whiting, kaolin, inorganic pigment etc., use nontoxic diphenyl
Methane diisocyanate come instead of severe toxicity toluene di-isocyanate(TDI), the toxic of the raw material improved.Patent
Also a kind of double-composition polyurethane waterproof paint is all disclosed in CN101768409 and CN105238244A, is all prevented with certain
Aqueous energy, but we not only change each component material in the present invention and it is matched, and are also changed by the addition of nano material
The water resistance of coating, makes it have higher water resistance and acid and alkali-resistance salt.
The content of the invention
It is an object of the invention to provide a kind of nano modification double-composition polyurethane waterproof paint and preparation method thereof, prepare
Preferably, the water resistance of the building coating prepared using the method is obviously improved hydrophobic performance after obtained coating film forming.
In order to achieve the above object, the technical solution adopted by the present invention is：A kind of nano modification double-composition polyurethane waterproof paint,
Including component A and B component, it is characterised in that component A includes：
10-30 parts of methyl diphenylene diisocyanate
20-50 parts of polyether Glycols
20-50 parts of polyether-tribasic alcohol
0.1-5 parts of citric acid
B component includes：
20-38 parts of inorganic filler
12-19 parts of polysiloxane
5-10 parts of ammonium polyphosphate
1-2 parts of chlorinated paraffin
3-10 parts of nano grade silica particles
2-5 parts of iron oxide red
10-20 parts of diethylene glycol
2-3 parts of calcium hydroxide
20-35 parts of water
20-35 parts of alcohol
Each component is the component composition of parts by weight.
Preferably, polyether Glycols relative molecular mass 2000, polyether-tribasic alcohol relative molecular mass 3000.
Preferably, inorganic filler is one or both of talcum powder and titanium dioxide, and powder fineness is 300-600 mesh.
A kind of preparation method of nano modification double-composition polyurethane waterproof paint, it is characterised in that comprise the following steps：
1）It is prepared by component A：It is warming up to vacuum drying chamber is put into a certain amount of polyether Glycols and polyether-tribasic alcohol addition flask
120 DEG C of vacuum dehydration 1h, are proportionally added into methyl diphenylene diisocyanate after cooling and citric acid is positioned over magnetic agitation dress
Reacted at a certain temperature in putting 2 ~ 5 hours, be down to normal temperature discharging.
2）It is prepared by B component：100 DEG C of vacuum dehydrations are warming up to by vacuum drying chamber is put into a certain amount of inorganic filler addition flask
1h, adds nano grade silica particles, aqueous solvent and alcohol and various auxiliary agents etc. and is put into magnetic stirring apparatus and stirs after cooling
Mixing 3-5h can discharge.
3）It is 1 by component A and B component weight ratio：After 1.5-3 is well mixed, construction coating, is to obtain nano modification by fixed line
Polyurethane water-proof paint.
The beneficial effects of the invention are as follows：
1. with the addition of nano material in filler, the modification to coating serves certain effect so that product has stronger dredge
It is aqueous, preferably waterproof effect is played, and acid and alkali-resistance salt performance also has a certain upgrade.
2. the decentralized medium used in the present invention is water and alcohol, nontoxic, nonirritant, to human body and environment non-hazardous.
Embodiment
With reference to specific embodiment mode, the present invention is described in further detail, to make those skilled in the art join
Book word can be implemented according to this as directed.Obviously, described embodiment is only a part of embodiment of the invention, rather than entirely
The embodiment in portion.
Embodiment 1：
1）It is prepared by component A：20 parts of relative molecular masses are 2000 polyether Glycols and 20 parts of relative molecular masses 3000 are poly-
Vacuum drying chamber is put into ether trihydroxylic alcohol addition flask and is warming up to 120 DEG C of vacuum dehydration 1h, and 30 part two is proportionally added into after cooling
2 parts of methylenebis phenyl isocyanate and citric acid are positioned in magnetic stirring apparatus to react 3 hours at a certain temperature, is down to often
Temperature discharging.
2）It is prepared by B component：The mixing inorganic filler of 14 parts of talcum powder of 300-600 mesh and 17 parts of titanium dioxides is added and put in flask
Enter vacuum drying chamber and be warming up to 100 DEG C of vacuum dehydration 1h, 4 parts of nano grade silica particles, polysiloxane are added after cooling
20 parts of 12 parts, 5 parts of ammonium polyphosphate, 1 part of chlorinated paraffin, 2 parts of iron oxide red, 10 parts of diethylene glycol, 2 parts of calcium hydroxide and aqueous solvent,
20 parts of alcohol etc. is put into magnetic stirring apparatus and can discharged after stirring 3h.
3）It is 1 by component A and B component weight ratio：After 2.5 is well mixed, construction coating is to obtain nano modification to gather by fixed line
Urethane water-repellent paint.
Embodiment 2：
1）It is prepared by component A：20 parts of relative molecular masses are 2000 polyether Glycols and 25 parts of relative molecular masses 3000 are poly-
Vacuum drying chamber is put into ether trihydroxylic alcohol addition flask and is warming up to 120 DEG C of vacuum dehydration 1h, and 28 part two is proportionally added into after cooling
3 parts of methylenebis phenyl isocyanate and citric acid are positioned in magnetic stirring apparatus to react 3 hours at a certain temperature, is down to often
Temperature discharging.
2）It is prepared by B component：The mixing inorganic filler of 15 parts of talcum powder of 300-600 mesh and 20 parts of titanium dioxides is added and put in flask
Enter vacuum drying chamber and be warming up to 100 DEG C of vacuum dehydration 1h, 10 parts of nano grade silica particles, polysiloxane are added after cooling
30 parts of 15 parts, 5 parts of ammonium polyphosphate, 1 part of chlorinated paraffin, 3 parts of iron oxide red, 10 parts of diethylene glycol, 2 parts of calcium hydroxide and aqueous solvent,
28 parts of alcohol etc. is put into magnetic stirring apparatus and can discharged after stirring 3h.
3）It is 1 by component A and B component weight ratio：After 2 is well mixed, construction coating, is to obtain the poly- ammonia of nano modification by fixed line
Ester water-repellent paint.
Embodiment 3：
1）It is prepared by component A：30 parts of relative molecular masses are 2000 polyether Glycols and 30 parts of relative molecular masses 3000 are poly-
Vacuum drying chamber is put into ether trihydroxylic alcohol addition flask and is warming up to 120 DEG C of vacuum dehydration 1h, and 25 part two is proportionally added into after cooling
0.8 part of methylenebis phenyl isocyanate and citric acid are positioned in magnetic stirring apparatus to react 3 hours at a certain temperature, is down to
Normal temperature discharges.
2）It is prepared by B component：The mixing inorganic filler of 22 parts of talcum powder of 300-600 mesh and 13 parts of titanium dioxides is added and put in flask
Enter vacuum drying chamber and be warming up to 100 DEG C of vacuum dehydration 1h, 6 parts of nano grade silica particles, polysiloxane are added after cooling
30 parts of 19 parts, 9 parts of ammonium polyphosphate, 2 parts of chlorinated paraffin, 2 parts of iron oxide red, 15 parts of diethylene glycol, 3 parts of calcium hydroxide and aqueous solvent,
25 parts of alcohol etc. is put into magnetic stirring apparatus and can discharged after stirring 3h.
3）It is 1 by component A and B component weight ratio：After 2 is well mixed, construction coating, is to obtain the poly- ammonia of nano modification by fixed line
Ester water-repellent paint.
Comparative example 1：
1）It is prepared by component A：25 parts of relative molecular masses are 2000 polyether Glycols and 25 parts of relative molecular masses 3000 are poly-
Vacuum drying chamber is put into ether trihydroxylic alcohol addition flask and is warming up to 120 DEG C of vacuum dehydration 1h, and 30 part two is proportionally added into after cooling
2 parts of methylenebis phenyl isocyanate and citric acid are positioned in magnetic stirring apparatus to react 3 hours at a certain temperature, is down to often
Temperature discharging.
2）It is prepared by B component：The mixing inorganic filler of 15 parts of talcum powder of 300-600 mesh and 15 parts of titanium dioxides is added and put in flask
Enter vacuum drying chamber and be warming up to 100 DEG C of vacuum dehydration 1h, 15 parts of addition polymerization organosiloxane, 8 parts of ammonium polyphosphate, chlorination after cooling
30 parts of 2 parts of paraffin, 3 parts of iron oxide red, 20 parts of diethylene glycol, 3 parts of calcium hydroxide and aqueous solvent, 30 parts of alcohol etc. are put into magnetic agitation
It can be discharged after stirring 3h in device.
3）It is 1 by component A and B component weight ratio：After 2.5 is well mixed, construction coating is to obtain nano modification to gather by fixed line
Urethane water-repellent paint.
By comparative example and comparative example, the different ratio that we have adjusted raw material obtains different coating, and we are in raw material
The coating that the certain nano material of middle addition is prepared has certain waterproof, acid-fast alkali-proof performance, function admirable by detection.And
We do not add nano material in comparative example, pass through detection, it has been found that coating water-proof performance does not have nanometer in comparative example
The coating being modified is good, in addition, and coating acid-proof alkaline is also good without modified coating property in comparative example.
Method of testing：The coating prepared in embodiment and comparative example is sprayed on to 3cm × 3cm alloy sheet surface, and incited somebody to action
The alloy sheet arrived passes through detection.
Wherein, comparative information is as shown in the table：
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed fortune
With it can be applied to various suitable the field of the invention completely, for those skilled in the art, can be easily real
Now other modification, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited to
Specific details and shown here as the example with description.
Claims (4)
1. a kind of nano modification double-composition polyurethane waterproof paint, including component A and B component, it is characterised in that component A includes：
10-30 parts of methyl diphenylene diisocyanate
20-50 parts of polyether Glycols
20-50 parts of polyether-tribasic alcohol
0.1-5 parts of citric acid
B component includes：
20-38 parts of inorganic filler
12-19 parts of polysiloxane
5-10 parts of ammonium polyphosphate
1-2 parts of chlorinated paraffin
3-10 parts of nano grade silica particles
2-5 parts of iron oxide red
10-20 parts of diethylene glycol
2-3 parts of calcium hydroxide
20-35 parts of water
20-35 parts of alcohol
Each component is the component composition of parts by weight.
2. a kind of nano modification double-composition polyurethane waterproof paint according to claim 1, it is characterised in that polyethers two
First alcohol relative molecular mass 2000, polyether-tribasic alcohol relative molecular mass 3000.
3. a kind of nano modification double-composition polyurethane waterproof paint according to claim 1, it is characterised in that inorganic filler
For one or both of talcum powder and titanium dioxide, powder fineness is 300-600 mesh.
4. a kind of preparation method of nano modification double-composition polyurethane waterproof paint, it is characterised in that comprise the following steps：
1）It is prepared by component A：It is warming up to vacuum drying chamber is put into a certain amount of polyether Glycols and polyether-tribasic alcohol addition flask
120 DEG C of vacuum dehydration 1h, are proportionally added into methyl diphenylene diisocyanate after cooling and citric acid is positioned over magnetic agitation dress
Reacted at a certain temperature in putting 2 ~ 5 hours, be down to normal temperature discharging；
2）It is prepared by B component：100 DEG C of vacuum dehydrations are warming up to by vacuum drying chamber is put into a certain amount of inorganic filler addition flask
1h, adds nano grade silica particles, aqueous solvent and alcohol and various auxiliary agents etc. and is put into magnetic stirring apparatus and stirs after cooling
Mixing 3-5h can discharge；
3）It is 1 by component A and B component weight ratio：After 1.5-3 is well mixed, construction coating, is to obtain nano modification by fixed line
Polyurethane water-proof paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328175.9A CN107011784A (en) | 2017-05-11 | 2017-05-11 | A kind of nano modification double-composition polyurethane waterproof paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328175.9A CN107011784A (en) | 2017-05-11 | 2017-05-11 | A kind of nano modification double-composition polyurethane waterproof paint |
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Family
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108276894A (en) * | 2018-01-17 | 2018-07-13 | 山东汇源建材集团有限公司 | A kind of inorganic silicon modified polyurethane water-repellent paint |
| CN109553745A (en) * | 2018-10-22 | 2019-04-02 | 天津昌海新材料科技发展有限公司 | A kind of graphene modified high-weatherability height rebound nano-high molecule pointing and preparation method thereof |
| CN109912762A (en) * | 2019-04-02 | 2019-06-21 | 滁州市赢聚高分子材料有限公司 | A kind of preparation method of the polyurethane material of anti-acid |
| WO2019137859A1 (en) * | 2018-01-11 | 2019-07-18 | Construction Research & Technology Gmbh | Two-component coating compositions |
| CN114716900A (en) * | 2022-04-21 | 2022-07-08 | 苏州皇冠涂料科技发展有限公司 | High-hardness wear-resistant PU (polyurethane) coating |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102174287A (en) * | 2011-03-09 | 2011-09-07 | 株洲时代电气绝缘有限责任公司 | Interpenetrating network water-proof paint and preparation method thereof |
-
2017
- 2017-05-11 CN CN201710328175.9A patent/CN107011784A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102174287A (en) * | 2011-03-09 | 2011-09-07 | 株洲时代电气绝缘有限责任公司 | Interpenetrating network water-proof paint and preparation method thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019137859A1 (en) * | 2018-01-11 | 2019-07-18 | Construction Research & Technology Gmbh | Two-component coating compositions |
| US20210062035A1 (en) * | 2018-01-11 | 2021-03-04 | Construction Research & Technology Gmbh | Two-component coating compositions |
| US12065578B2 (en) * | 2018-01-11 | 2024-08-20 | Sika Technology Ag | Two-component coating compositions |
| CN108276894A (en) * | 2018-01-17 | 2018-07-13 | 山东汇源建材集团有限公司 | A kind of inorganic silicon modified polyurethane water-repellent paint |
| CN109553745A (en) * | 2018-10-22 | 2019-04-02 | 天津昌海新材料科技发展有限公司 | A kind of graphene modified high-weatherability height rebound nano-high molecule pointing and preparation method thereof |
| CN109553745B (en) * | 2018-10-22 | 2021-02-05 | 天津昌海新材料科技发展有限公司 | Graphene modified high-weather-resistance high-resilience nano polymer joint filling material and preparation method thereof |
| CN109912762A (en) * | 2019-04-02 | 2019-06-21 | 滁州市赢聚高分子材料有限公司 | A kind of preparation method of the polyurethane material of anti-acid |
| CN114716900A (en) * | 2022-04-21 | 2022-07-08 | 苏州皇冠涂料科技发展有限公司 | High-hardness wear-resistant PU (polyurethane) coating |
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Application publication date: 20170804 |