CN104513604A - Double-component solvent-free polyurethane coating for preventing corrosion of outer wall of metal pipeline - Google Patents
Double-component solvent-free polyurethane coating for preventing corrosion of outer wall of metal pipeline Download PDFInfo
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- CN104513604A CN104513604A CN201410806829.0A CN201410806829A CN104513604A CN 104513604 A CN104513604 A CN 104513604A CN 201410806829 A CN201410806829 A CN 201410806829A CN 104513604 A CN104513604 A CN 104513604A
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- polyurethane coating
- free polyurethane
- metallic conduit
- wall
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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
- C09D175/06—Polyurethanes from polyesters
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- 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
- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- 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
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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 a double-component solvent-free polyurethane coating for preventing the corrosion of the outer wall of a metal pipeline. The double-component solvent-free polyurethane coating comprises components (A and B), wherein the component A comprises the following raw materials in percentage by weight: 45-57.8 percent of modified polyester polyol resin, 4.3-5.8 percent of additives and 36.2-50.9 percent of inorganic pigment and filler; the hydroxyl value of the modified polyester polyol resin is 210-240mgKOH/g, the degree of functionality is 3.2, and the water content is smaller than 0.2 percent; the additives comprise a macromolecular co-polymer dispersing agent containing a pigment affinity group, a macromolecular polymer antifoaming agent, a polyether modified organic silicon base material wetting agent and a zeolite molecular sieve water removal agent; the component B is 100 percent of polyphenyl polymethylene polyisocyanate; before coating, the component A and the component B are mixed for use according to the mass ratio of A to B, and the mass ratio of A to B is 100:(26.64-34.22). The coating is excellent in chemical performance, high in adhesion and abrasive resistance, and high in impact strength, can be used for preventing the corrosion of a buried steel pipe at the environmental temperature of lower than or equal to 100 DEG C and preventing the corrosion of the surface layer of a ground metal pipe under intensive ultraviolet rays, is simple and convenient to construct, and is not affected by the season.
Description
Technical field
The present invention relates to the coating technology of chemical field, be specifically related to the anticorrosion double component solvent-free polyurethane coating of a kind of metallic conduit outer wall, the outer wall that it can be used for large-diameter steel pipe is anticorrosion, comprises the anticorrosion of ground steel pipe and cast iron pipe under the anticorrosion and intensive ultraviolet of buried steel pipe lower than envrionment temperature 100 DEG C.
Background technology
Now, the development of society proposes new requirement to coating industry, namely develops that environmental protection, high-performance, water-based are solvent-free, the new coating of high solid, powder and radiation curing.And the application of polyurethane coating is very widely in current coating, from the sky on the ground, from the ground to underground, from underground to sea, under from sea to sea; There is common coating, have speciality coating, have industrial coating, have building coating, the vestige of the polyurethane coating that almost grows on trees.Wherein, the performance of two component 100% solid part unmaned platform be a lot of coating incomparable, except environmental-protecting performance, its construction is not influenced by ambient temperature, even if under the low temperature of-40 DEG C, also can solidify completely in dozens of minutes, thus be particularly suitable for the anticorrosion and anticorrosive construction operation of cold season or cold region metallic conduit outer wall: the coating of described coating can thick can be thin, time of drying and coating elasticity can regulate; Coating after construction is fine and close, intensity is high, wear resistance and antiseptic property is good, excellent electrical property.
But, existing pair of component 100% solid part unmaned platform is regional or very limited to the preservative activity of metallic conduit outer wall under intensive ultraviolet at high temperature, its snappiness is poor, easy to crack, can not meet requirement for anticorrosion to metallic conduit under high temperature area or intensive ultraviolet.
Summary of the invention
The object of the invention is to solve the problem, there is provided a kind of metallic conduit outer wall anticorrosion double component solvent-free polyurethane coating, it utilizes polyester polyol resin to have high hydroxyl value and functionality, itself and solidifying agent reacts time the very high cross-linking density that produces, make soft section of generation product with hard section ratio suitable, existing higher hardness has again good snappiness; Again by the screening of auxiliary agent and composite, make the time of drying of film can flexible adjustment, make described coating can not only be used for the anticorrosion of the buried steel pipe of envrionment temperature≤100 DEG C, and the top layer that can be used for ground steel pipe and cast iron pipe under intensive ultraviolet be anticorrosion.
For achieving the above object, this invention takes following technical scheme.
The anticorrosion double component solvent-free polyurethane coating of a kind of metallic conduit outer wall, comprises component A and B component, it is characterized in that:
In described component A, the weight percent of each raw material is:
Modified poly ester polyol resin 45% ~ 57.8%;
Auxiliary agent 4.3% ~ 5.8%;
Inorganic color stuffing 36.2 ~ 50.9%;
Described component B is 100% polyphenyl polymethylene polyisocyanates;
By described component A, A:B=100 ︰ 26.64 ~ 34.22 is used in combination by weight with B component before application.
Further, the hydroxyl value of described modified poly ester polyol resin is 210 ~ 240mgKOH/g, and functionality is 3.2, water content < 0.2%.
Further, the isocyano-content of described polyphenyl polymethylene polyisocyanates is 30.5 ~ 32%.
Further, described auxiliary agent comprises containing the polymer copolymerization body dispersion agent of pigment affinity groups, high molecular polymer defoamer, organic silicon modified by polyether substrate wetting agents and zeolite molecular sieve water-removal agent.
Further, described inorganic color stuffing is titanium dioxide, modified zinc phosphate, silica powder, ground barium sulfate and talcum powder.
The anticorrosion double component solvent-free polyurethane coating of a kind of metallic conduit outer wall, comprises component A and B component, it is characterized in that:
In described component A, the weight percent of each raw material is:
Modified poly ester polyol resin 45.0 ~ 57.8%;
Zeolite molecular sieve water-removal agent 3.0 ~ 3.5%;
Containing pigment affinity groups polymer copolymerization body dispersion agent 0.3 ~ 0.8%;
High molecular polymer defoamer 0.5 ~ 1.0%;
Organic silicon modified by polyether substrate wetting agents 0.5%;
Titanium dioxide 8.0 ~ 9.0%;
Modified zinc phosphate 5.0 ~ 6.0%;
Silica powder 9.0 ~ 15.0%;
Ground barium sulfate 11.2 ~ 16.2%;
Talcum powder 3.0 ~ 4.7%;
Described component B is 100% polyphenyl polymethylene polyisocyanates;
By described component A and B component, A:B=100 ︰ 26.64 ~ 34.22 is used in combination in mass ratio before application.
The positively effect of the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall of the present invention is:
(1) chemical stability, oil-proofness, water tolerance, the resistance to bittern excellent property of coating.
(2) physical and mechanical properties of coating is excellent, and sticking power, snappiness, wear resistance are good, excellent in cushion effect.
(3) coating can thick can be thin, elasticity and time of drying can regulate.
(4) described dual-component coating can high bake also normal temperature solidified film forming, film-forming even at low temperatures, the anticorrosion of the buried steel pipe of envrionment temperature≤100 DEG C can not only be used for, and ground steel pipe and cast iron pipe rot-resistant priming paint under intensive ultraviolet can be used for, and it is simple and convenient to construct, not by the impact of seasonal variation.
Embodiment
Below provide the embodiment of the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall of the present invention, provide 3 embodiments.But it should be pointed out that enforcement of the present invention is not limited to following embodiment.
embodiment 1
The anticorrosion double component solvent-free polyurethane coating of a kind of metallic conduit outer wall, comprises component A and B component:
In described component A, the weight percent of each raw material is:
Modified poly ester polyol resin 45.0%; Adopt that Shanghai De Kun Industrial Co., Ltd. produces, hydroxyl value is 210 ~ 240mg KOH/g, functionality is 3.2, water content < 0.2%, product be called 2509 product.
Zeolite molecular sieve water-removal agent 3.5%; Adopt that Cheng Song international trade (Shanghai) Co., Ltd. produces, that product are called SYLOSIVE A3 product.
Containing pigment affinity groups polymer copolymerization body dispersion agent 0.8%; Adopt that Bi Ke chemical company produces, that product are called DISPERBYK-163 product.
High molecular polymer defoamer 1.0%; Adopt that Bi Ke chemical company produces, that product are called BYK-A501 product.
Organic silicon modified by polyether substrate wetting agents 0.5%; Adopt that Bi Ke chemical company produces, that product are called BYK-306 product.
Titanium dioxide 9.0%, buys from specialized market.
Modified zinc phosphate 6.0%, buys from specialized market.
Silica powder 15.0%, buys from specialized market.
Ground barium sulfate 14.5%, buys from specialized market.
Talcum powder 4.7%, buys from specialized market.
Described component B is 100% polyphenyl polymethylene polyisocyanates, adopt Shanghai De Kun Industrial Co., Ltd. produce, isocyano-content between 30.5 ~ 32%, product be called 2021 product.
(2) preparation process of the anticorrosion double component solvent-free polyurethane coating of the metallic conduit outer wall of embodiment 1 comprises:
(1) whole production process should ensure that all devices and utensil are not polluted by water and alcohol, under all will be in nitrogen protection atmosphere.
(2) mixing of component A and packaging
1. prepare modified poly ester polyol resin by described weight percent, in modified poly ester polyol resin, then add zeolite molecular sieve water-removal agent be stirred to evenly.
2. add various auxiliary agent and inorganic color stuffing successively by described weight percent again, under normal temperature, dispersed with stirring is even; Then be ground to≤80 μm.
3. by qualified component A independent packaging.
(3) dispersion of B component and packaging
1. take polyphenyl polymethylene polyisocyanates by formula ratio and be contained in another clean container, being uniformly dispersed.
2. by B component independent packaging.
(3) use of the anticorrosion double component solvent-free polyurethane coating of the metallic conduit outer wall of embodiment 1
(1) need before using that oil removing, rust cleaning, thermal cleaning or sandblasting are carried out to metallic conduit outside surface clean, answer the defects such as non-scale, greasy dirt, water, crackle, burr, spiral cut at metallic conduit outside surface.
(2) before application, described component A is mixed by weight A:B=100 ︰ 26.64 with B component, make double component solvent-free polyurethane coating.
(3) wet film coating thickness is controlled during spraying between 300 μm ~ 1000 μm, can single track spraying or multiple tracks spraying.
embodiment 2
(1) the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall, comprises component A and B component:
In described component A, the weight percent of each raw material is:
The raw material that modified poly ester polyol resin 51.5%(adopts is with embodiment 1).
The raw material that zeolite molecular sieve water-removal agent 3.0%(adopts is with embodiment 1).
Containing pigment affinity groups polymer copolymerization body dispersion agent 0.3%(adopt raw material with embodiment 1).
The raw material that high molecular polymer defoamer 0.5%(adopts is with embodiment 1).
The raw material that organic silicon modified by polyether substrate wetting agents 0.5%(adopts is with embodiment 1).
The raw material that titanium dioxide 8.0%(adopts is with embodiment 1).
The raw material that modified zinc phosphate 5.5%(adopts is with embodiment 1).
The raw material that silica powder 10.0%(adopts is with embodiment 1).
The raw material that ground barium sulfate 16.2%(adopts is with embodiment 1).
The raw material that talcum powder 4.5%(adopts is with embodiment 1).
Described component B is 100% polyphenyl polymethylene polyisocyanates (raw material of employing is with embodiment 1).
(2) preparation process of the anticorrosion double component solvent-free polyurethane coating of the metallic conduit outer wall of embodiment 2 is with embodiment 1.
(3) use of the anticorrosion double component solvent-free polyurethane coating of the metallic conduit outer wall of embodiment 2
Basic with embodiment 1.Difference is: described component A mixed by weight A:B=100 ︰ 30.49 with described B component before application, make double component solvent-free polyurethane coating.
embodiment 3
(1) the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall, comprises component A and B component:
In described component A, the weight percent of each raw material is:
The raw material that modified poly ester polyol resin 57.8%(adopts is with embodiment 1).
The raw material that zeolite molecular sieve water-removal agent 3.5%(adopts is with embodiment 1).
Containing pigment affinity groups polymer copolymerization body dispersion agent 0.5%(adopt raw material with embodiment 1).
The raw material that high molecular polymer defoamer 0.5%(adopts is with embodiment 1).
The raw material that organic silicon modified by polyether substrate wetting agents 0.5%(adopts is with embodiment 1).
The raw material that titanium dioxide 9.0%(adopts is with embodiment 1).
The raw material that modified zinc phosphate 5.0%(adopts is with embodiment 1).
The raw material that silica powder 9.0%(adopts is with embodiment 1).
The raw material that ground barium sulfate 11.2%(adopts is with embodiment 1).
The raw material that talcum powder 3.0%(adopts is with embodiment 1).
Described component B is 100% polyphenyl polymethylene polyisocyanates (raw material of employing is with embodiment 1).
(2) preparation process of the anticorrosion double component solvent-free polyurethane coating of the metallic conduit outer wall of embodiment 3 is with embodiment 1.
(3) use of the anticorrosion double component solvent-free polyurethane coating of the metallic conduit outer wall of embodiment 3
Basic with embodiment 1.Difference is: described component A mixed by weight A:B=100 ︰ 34.22 with B component before application, make double component solvent-free polyurethane coating.
Detect the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall prepared by embodiment 1-3, detected result is in table 1.
The performance table of the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall prepared by table 1. embodiment 1-3
。
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the two weight percentages of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall, comprises component A and B component, it is characterized in that:
In described component A, the weight percent of each raw material is:
Modified poly ester polyol resin 45% ~ 57.8%;
Auxiliary agent 4.3% ~ 5.8%;
Inorganic color stuffing 36.2% ~ 50.9%;
Described component B is 100% polyphenyl polymethylene polyisocyanates;
By described component A and B component, A:B=100 ︰ 26.64 ~ 34.22 is used in combination in mass ratio before application.
2. the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall according to claim 1, it is characterized in that, the hydroxyl value of described modified poly ester polyol resin is 210 ~ 240mgKOH/g, and functionality is 3.2, water content < 0.2%.
3. the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall according to claim 1, it is characterized in that, the isocyano-content of described polyphenyl polymethylene polyisocyanates is 30.5 ~ 32%.
4. the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall according to claim 1, it is characterized in that, described auxiliary agent comprises containing the polymer copolymerization body dispersion agent of pigment affinity groups, high molecular polymer defoamer, organic silicon modified by polyether substrate wetting agents and zeolite molecular sieve water-removal agent.
5. the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall according to claim 1, is characterized in that, described inorganic color stuffing is titanium dioxide, modified zinc phosphate, silica powder, ground barium sulfate and talcum powder.
6. the anticorrosion double component solvent-free polyurethane coating of metallic conduit outer wall, comprises component A and B component, it is characterized in that:
In described component A, the weight percent of each raw material is:
Modified poly ester polyol resin 45.0 ~ 57.8%;
Zeolite molecular sieve water-removal agent 3.0 ~ 3.5%;
Containing pigment affinity groups polymer copolymerization body dispersion agent 0.3 ~ 0.8%;
High molecular polymer defoamer 0.5 ~ 1.0%;
Organic silicon modified by polyether substrate wetting agents 0.5%;
Titanium dioxide 8.0 ~ 9.0%;
Modified zinc phosphate 5.0 ~ 6.0%;
Silica powder 9.0 ~ 15.0%;
Ground barium sulfate 11.2 ~ 16.2%;
Talcum powder 3.0 ~ 4.7%;
Described component B is 100% polyphenyl polymethylene polyisocyanates;
By described component A and B component, A:B=100 ︰ 26.64 ~ 34.22 is used in combination in mass ratio before application.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410806829.0A CN104513604A (en) | 2014-12-23 | 2014-12-23 | Double-component solvent-free polyurethane coating for preventing corrosion of outer wall of metal pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410806829.0A CN104513604A (en) | 2014-12-23 | 2014-12-23 | Double-component solvent-free polyurethane coating for preventing corrosion of outer wall of metal pipeline |
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| CN104513604A true CN104513604A (en) | 2015-04-15 |
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| CN201410806829.0A Pending CN104513604A (en) | 2014-12-23 | 2014-12-23 | Double-component solvent-free polyurethane coating for preventing corrosion of outer wall of metal pipeline |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106065216A (en) * | 2016-06-04 | 2016-11-02 | 付学勇 | A kind of boxcar lining corrosion protection coating and coating process thereof |
| CN106336793A (en) * | 2016-08-24 | 2017-01-18 | 中国石油天然气集团公司 | Solvent-free polyurethane paint and manufacture method thereof |
| CN106433278A (en) * | 2016-10-21 | 2017-02-22 | 上海海隆赛能新材料有限公司 | Double-component solvent-free polyurethane large-crack putty and preparation method thereof |
| CN106433277A (en) * | 2016-10-21 | 2017-02-22 | 上海海隆赛能新材料有限公司 | Bi-component solvent-free polyurethane pinhole putty and preparation method thereof |
| CN107011787A (en) * | 2016-12-15 | 2017-08-04 | 上海阳森精细化工有限公司 | A kind of no-solvent polyurethane with the long operating time and preparation method thereof |
| CN108219654A (en) * | 2018-01-11 | 2018-06-29 | 山东扬名新材料技术有限公司 | Polyurethane non-skid coating |
| CN110698967A (en) * | 2019-09-30 | 2020-01-17 | 洛阳双瑞防腐工程技术有限公司 | High-temperature-resistant anti-aging low-VOC polyurethane anticorrosive paint |
| CN110746872A (en) * | 2019-11-12 | 2020-02-04 | 张家港市飞航科技有限公司 | Application of bio-based polyester-based polyurethane resin in preparation of high-solid-content polyurethane anticorrosive paint |
| CN111423801A (en) * | 2019-01-10 | 2020-07-17 | 沈阳化工研究院有限公司 | Water-based nano heavy-duty coating for chemical sewage tank and preparation thereof |
| CN113004789A (en) * | 2021-03-31 | 2021-06-22 | 大连天凡防腐工程有限公司 | Special EFT (ethylene-propylene-diene monomer) anticorrosive paint for high-humidity high-latitude high-altitude water cooler and preparation method thereof |
| CN113698859A (en) * | 2021-07-22 | 2021-11-26 | 成都普瑞斯特新材料有限公司 | High-weather-resistance polyurethane anticorrosive paint and preparation method thereof |
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2014
- 2014-12-23 CN CN201410806829.0A patent/CN104513604A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106065216A (en) * | 2016-06-04 | 2016-11-02 | 付学勇 | A kind of boxcar lining corrosion protection coating and coating process thereof |
| CN106336793A (en) * | 2016-08-24 | 2017-01-18 | 中国石油天然气集团公司 | Solvent-free polyurethane paint and manufacture method thereof |
| CN106433277B (en) * | 2016-10-21 | 2018-10-12 | 上海海隆赛能新材料有限公司 | Double component solvent-free polyurethane pin hole putty and preparation method thereof |
| CN106433277A (en) * | 2016-10-21 | 2017-02-22 | 上海海隆赛能新材料有限公司 | Bi-component solvent-free polyurethane pinhole putty and preparation method thereof |
| CN106433278A (en) * | 2016-10-21 | 2017-02-22 | 上海海隆赛能新材料有限公司 | Double-component solvent-free polyurethane large-crack putty and preparation method thereof |
| CN106433278B (en) * | 2016-10-21 | 2018-10-12 | 上海海隆赛能新材料有限公司 | Big seam putty of double component solvent-free polyurethane and preparation method thereof |
| CN107011787A (en) * | 2016-12-15 | 2017-08-04 | 上海阳森精细化工有限公司 | A kind of no-solvent polyurethane with the long operating time and preparation method thereof |
| CN107011787B (en) * | 2016-12-15 | 2023-08-04 | 上海阳森精细化工有限公司 | Solvent-free polyurethane with long operation time and preparation method thereof |
| CN108219654A (en) * | 2018-01-11 | 2018-06-29 | 山东扬名新材料技术有限公司 | Polyurethane non-skid coating |
| CN111423801A (en) * | 2019-01-10 | 2020-07-17 | 沈阳化工研究院有限公司 | Water-based nano heavy-duty coating for chemical sewage tank and preparation thereof |
| CN110698967A (en) * | 2019-09-30 | 2020-01-17 | 洛阳双瑞防腐工程技术有限公司 | High-temperature-resistant anti-aging low-VOC polyurethane anticorrosive paint |
| CN110698967B (en) * | 2019-09-30 | 2021-08-31 | 洛阳双瑞防腐工程技术有限公司 | High-temperature-resistant anti-aging low-VOC polyurethane anticorrosive paint |
| CN110746872A (en) * | 2019-11-12 | 2020-02-04 | 张家港市飞航科技有限公司 | Application of bio-based polyester-based polyurethane resin in preparation of high-solid-content polyurethane anticorrosive paint |
| CN113004789A (en) * | 2021-03-31 | 2021-06-22 | 大连天凡防腐工程有限公司 | Special EFT (ethylene-propylene-diene monomer) anticorrosive paint for high-humidity high-latitude high-altitude water cooler and preparation method thereof |
| CN113698859A (en) * | 2021-07-22 | 2021-11-26 | 成都普瑞斯特新材料有限公司 | High-weather-resistance polyurethane anticorrosive paint and preparation method thereof |
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Application publication date: 20150415 |