CN112760015B - Copper-aluminum condenser pipe coating and using method thereof - Google Patents
Copper-aluminum condenser pipe coating and using method thereof Download PDFInfo
- Publication number
- CN112760015B CN112760015B CN202110112367.2A CN202110112367A CN112760015B CN 112760015 B CN112760015 B CN 112760015B CN 202110112367 A CN202110112367 A CN 202110112367A CN 112760015 B CN112760015 B CN 112760015B
- Authority
- CN
- China
- Prior art keywords
- component
- coating
- copper
- condenser tube
- aluminum condenser
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/66—Mercaptans
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a copper-aluminum condenser tube coating and a use method thereof, belonging to the technical field of chemical coating production, and comprising a component A and a component B, wherein the component B is a curing agent, the curing agent comprises a first polymer containing-SH groups in molecular chains, and the component A is epoxy resin, an auxiliary agent, a filler and the like; when in use, the component A and the component B are firstly mixed uniformly to adjust the viscosity and are cured for a period of time, and then the mixture can be directly used. One end of the curing agent in the coating contains-SH and-SH can form a metal bond and a hydrogen bond with the surfaces of metals such as copper, aluminum and the like, so that the coating has strong adhesion capability on the surface of the copper-aluminum condenser tube, and meanwhile, the coating has good corrosion resistance and flexibility and can meet the use requirement of the copper-aluminum condenser tube.
Description
Technical Field
The invention belongs to the technical field of chemical coating production, and particularly relates to a copper-aluminum condenser pipe coating and a using method thereof.
Background
The condenser pipe used in the refrigerator is generally a copper-aluminum composite condenser pipe, and in order to improve the corrosion resistance of the condenser pipe, namely the joint of copper and aluminum, the joint of the copper and the aluminum is generally coated with an anticorrosive paint at the pipe bending part of the condenser pipe. At present, epoxy paint is generally adopted, the epoxy paint has good adhesive force and better corrosion resistance, but bending processing is needed to be carried out on a bent part, and the bent part is a joint of two nonferrous metals, so that the phenomenon of coating shedding often occurs.
The conventional epoxy coating has good adhesion to ferrous metal, and the market also has epoxy coating which can be applied to nonferrous metal, but the epoxy coating can not be simultaneously applied to two nonferrous metals, and can not simultaneously meet the cold and hot resistance and bending resistance, and in addition, the two-component epoxy coating has short pot life, so the use is inconvenient.
In the chinese patent application CN111909595A (water-based anticorrosive paint for metal protection and preparation method thereof), a hydrophobizing agent (composition of hydrogen silicone oil and methyl silicate) and a passivating agent (compound of molybdate, zirconate and siloxane) are added into the paint, the hydrophobizing agent reacts with the silicate, the passivating agent makes a passivation film generated on the surface of the substrate, and the passivating agent reacts with the coating, so as to improve the adhesion between the paint and the metal surface, and have long-acting adhesion on the surfaces of aluminum alloy, iron casting, carbon steel, and the like. In the chinese patent application CN107227051A (an aluminum plate anticorrosive paint for refrigerator evaporator and its preparation method), acrylic resin, epoxy resin and the like are used as main raw materials, and the prepared anticorrosive paint is mainly used on aluminum plates, has strong adhesive force and is not easy to fall off. In the chinese patent application CN102875741A (anticorrosive paint for aluminum evaporator for refrigerator), the anticorrosive paint includes a component a and a component b, wherein the component a includes modified acrylic epoxy resin, diluent, pigment and filler, and auxiliary agent, the component b is amine curing agent or compound amine curing agent, the amount by weight ratio of the component a to the component b is 10:3-10, wherein the modified acrylic epoxy resin is obtained by copolymerizing epoxy resin and acrylate monomer, and the finally obtained anticorrosive paint has good adhesion on aluminum material and excellent anticorrosive performance.
The anticorrosive coating obtained in the above patent application is mainly used on the aluminum plate, is only suitable for single metal material surface promptly, and to the crooked position of refrigerator condenser pipe, is the junction of two kinds of metals of copper and aluminium and has certain bending, consequently need develop one kind can be applicable to the anticorrosive coating of two kinds of materials simultaneously, is difficult for droing, and this anticorrosive coating should have good performance simultaneously to satisfy the anticorrosive user demand of refrigerator condenser pipe.
Disclosure of Invention
The invention aims to solve the technical problem that the anti-corrosion coating in the prior art has low service performance when applied to the joint of two metals.
In order to solve the technical problem, the invention discloses a copper-aluminum condenser tube coating which comprises a component A and a component B, wherein the component B is a curing agent, and the component B comprises the following components in percentage by mass:
wherein, in the first polymer, a molecular chain comprises-SH groups; the liquid polysulfide rubber can be selected from JLY-121, JLY-124, JLY-1225, JLY-155, JLY-215 or JLY-115.
Further, the solvent is a mixture of xylene and n-butanol, wherein the mass ratio of the xylene to the n-butanol is 4: 1.
Further, the raw materials for synthesizing the first polymer comprise the following components in percentage by mass:
wherein, the difunctional epoxy reactive diluent can be HELOXY MODIFIER 68 or difunctional 205 epoxy reactive diluent, namely polyethylene glycol diglycidyl ether, the polyamide curing agent is selected from 200# polyamide epoxy curing agent (polyamide curing agent with an amine value of 200), and the tertiary amine accelerator is DMP-30 tertiary amine accelerator.
Further, the method for synthesizing the first polymer comprises the following steps:
(1) uniformly mixing the dimethylbenzene and the n-butyl alcohol according to the formula ratio to obtain a mixed solvent;
(2) uniformly mixing part of the mixed solvent, part of the bifunctional epoxy active diluent and all 1, 10-decanedithiol in a reaction kettle, refluxing, heating, dropwise adding part of the tertiary amine accelerator while stirring, and then carrying out heat preservation reaction;
(3) after the reaction reaches the preset time, introducing cooling water into a jacket of the reaction kettle for cooling, adding the rest of mixed solvent into the reaction kettle, stirring for cooling, and then sequentially adding the polyamide curing agent, the rest of tertiary amine accelerator and the rest of bifunctional epoxy active diluent into the reaction kettle for uniformly mixing;
(4) the reaction kettle is heated to 45-55 ℃, stirred and refluxed for more than 1.5 hours.
Specifically, in the first polymer synthesis method, in the step (2), the mixed solvent with the formula amount of 30-50%, the difunctional epoxy active diluent with the formula amount of 55-70% and all the 1, 10-decanedithiol are uniformly mixed, refluxed and heated to 70-80 ℃, DMP-30 tertiary amine accelerator with the formula amount of 70-95% is slowly dripped while stirring, the dripping is controlled to be finished within no less than 30 minutes, and the temperature is kept for reaction for 105-120 minutes; in the step (3), after the reaction reaches the required time, cooling water is quickly introduced into a jacket for cooling, the rest of cold mixed diluent is added into a reaction kettle, the temperature is reduced within 1 minute to be below 40 ℃, and then a 200# polyamide epoxy curing agent, the rest of DMP-30 tertiary amine accelerator and the rest of bifunctional epoxy active diluent are sequentially added into the reaction kettle and mixed evenly.
Further, the component A comprises the following components in percentage by mass:
wherein the phosphate acrylic resin is selected from methacrylate phosphate, acrylic polyether phosphate or hydroxyethyl methacrylate phosphate.
The solvent is a mixture of xylene and n-butanol, wherein the mass ratio of the xylene to the n-butanol is 4: 1.
Further, the dispersing agent is selected from one or more of Tilo5532, Tilo5512, Tilo5517 or Tilo 5511.
Further, the filler is talcum powder and/or barium sulfate powder.
The invention also claims a use method of the copper-aluminum condenser pipe coating, which comprises the following steps:
(1) mixing the component A and the component B and stirring uniformly;
(2) curing at 20-30 deg.C for 2-10min to obtain cured coating;
(3) adding a diluent into the cured coating to adjust the viscosity of the cured coating;
(4) dropping the paint with proper viscosity on the felt, pressing the copper-aluminum condenser tube on the felt for rolling coating;
(5) and naturally drying the copper-aluminum condenser pipe coated with the coating.
In the step (1), the carbon black, the dispersant and the filler in the component A are ground until the particle size is less than or equal to 20 μm, and then are mixed with other raw materials in the component A. Wherein the mass ratio of the component A to the component B is 4-5: 1.
In the process of synthesizing the curing agent, the following chemical reactions occur:
in the invention, the component B is a curing agent, and the synthesized curing agent contains-SH (mercapto group) which can greatly increase the adhesive force of the coating to the nonferrous metal base material. Wherein one end of-SH is connected with amino compound through epoxy compound, and the other end can form-S-Cu and-S-Al metal bond with copper, aluminum and other metals, so that the binding capacity of the coating and the surface of the copper-aluminum metal substrate is increased; meanwhile, the-SH can also form hydrogen bonds with the surface of the copper-aluminum metal substrate, so that the adhesive capacity of the coating is further improved.
The invention aims to solve the problems of adhesion, corrosion resistance, processing performance and the like of the anticorrosive paint coated on the joint parts of copper and aluminum.
Compared with the existing product, the copper-aluminum condenser tube coating and the use method thereof have the following advantages:
(1) according to the invention, the adhesive force and flexibility of the epoxy coating on the surface of the copper-aluminum substrate are improved by synthesizing the curing agent with excellent performance, and meanwhile, the corrosion resistance of the coating is also improved.
(2) The paint of the invention adopts the synthetic curing agent, prolongs the service life of the paint, is convenient to operate and meets the requirement of on-line roll coating.
Detailed Description
The technical solution of the present invention will be described in detail by the following specific examples.
Example 1
First, component B is prepared.
First polymer is synthesized.
The raw materials for synthesizing the first polymer comprise the following components in percentage by mass:
wherein, the difunctional epoxy active diluent is HELOXY MODIFIER 68, the polyamide curing agent is selected from a No. 200 polyamide epoxy curing agent (the polyamide curing agent with the amine value of 200), and the tertiary amine accelerator is DMP-30 tertiary amine accelerator.
The method for synthesizing the first polymer comprises the following steps:
(1) uniformly mixing the dimethylbenzene and the n-butyl alcohol according to the formula ratio to obtain a mixed solvent;
(2) uniformly mixing part of the mixed solvent, part of the bifunctional epoxy active diluent and all 1, 10-decanedithiol in a reaction kettle, refluxing, heating, dropwise adding part of the tertiary amine accelerator while stirring, and then carrying out heat preservation reaction;
(3) after the reaction reaches the preset time, introducing cooling water into a jacket of the reaction kettle for cooling, adding the rest of mixed solvent into the reaction kettle, stirring for cooling, and then sequentially adding the polyamide curing agent, the rest of tertiary amine accelerator and the rest of bifunctional epoxy active diluent into the reaction kettle for uniformly mixing;
(4) the reaction kettle is heated to 45-55 ℃, stirred and refluxed for more than 1.5 hours.
In the step (2), uniformly mixing 40% of mixed solvent, 64% of bifunctional epoxy active diluent and all 1, 10-decanedithiol, refluxing, heating to 70-80 ℃, slowly dripping 90% of DMP-30 tertiary amine promoter while stirring, controlling the dripping to be finished within 30 minutes, and keeping the temperature for reaction for 105-120 minutes; in the step (3), after the reaction reaches the required time, cooling water is quickly introduced into a jacket for cooling, the rest of cold mixed diluent is added into a reaction kettle, the temperature is reduced within 1 minute to be below 40 ℃, and then a 200# polyamide epoxy curing agent, the rest of DMP-30 tertiary amine accelerator and the rest of bifunctional epoxy active diluent are sequentially added into the reaction kettle and mixed evenly.
And (4) detecting the viscosity of the reactant in the step (4), and stopping the reaction when the viscosity is stable at 25 ℃ to judge that the reaction is complete.
(II) preparation of component B
Preparing a component B according to the following mass percentages:
the liquid polysulfide rubber is JLY-121, the tertiary amine accelerator is DMP-30 tertiary amine accelerator, and the solvent is a mixture of xylene and n-butyl alcohol, wherein the mass ratio of the xylene to the n-butyl alcohol is 4: 1.
Mixing the above materials to obtain component B, and reserving.
Second, the a component is prepared.
Preparing a component A according to the following mass percent:
wherein the phosphate acrylic resin is methacrylate phosphate, the dispersing agent is Tilo5532, the filler is talcum powder, and the solvent is a mixture of xylene and n-butanol, wherein the mass ratio of the xylene to the n-butanol is 4: 1.
Mixing the above materials to obtain component A, and reserving.
Thirdly, coating paint on the surface of the copper-aluminum condenser pipe.
(1) Mixing and stirring the component A and the component B uniformly according to the mass ratio of 4: 1;
(2) curing at 25 ℃ for 5min to obtain a cured coating;
(3) during construction, adding a diluent into the cured coating, and adjusting the viscosity of the cured coating to obtain a coating, which is marked as S1; wherein the diluent is a mixture of xylene and n-butanol, and the mass ratio of the xylene to the n-butanol is 4: 1;
(4) dropping the paint with proper viscosity on the felt, pressing the copper-aluminum condenser tube on the felt for rolling coating;
(5) and naturally drying the copper-aluminum condenser pipe coated with the coating.
Example 2
The preparation method and the using method of the coating are the same as those of the example 1, and the difference is that the raw materials are selected and matched as follows:
(1) the raw materials for synthesizing the first polymer comprise the following components in percentage by mass:
wherein the difunctional epoxy reactive diluent is difunctional 205 epoxy reactive diluent, namely polyethylene glycol diglycidyl ether.
The paint was noted as S2.
Example 3
The preparation method and the using method of the coating are the same as those of the example 1, and the difference is that the raw materials are selected and matched as follows:
(1) when the component B is prepared, the raw materials of the component B comprise the following components in percentage by mass:
wherein JLY-155 is selected as the liquid polysulfide rubber.
The paint was noted as S3.
Comparative example 1
The preparation method and the using method of the coating are the same as those of the example 1, except that the curing agent T31 is selected as the component B, and the curing agent T31 is a conventional amine epoxy resin curing agent.
The paint was noted as B1.
Directly coating the coating B1 on the surface of the copper-aluminum condenser tube, and then naturally drying.
Comparative example 2
According to the mass parts, 20 parts of vinyl-terminated silicone oil copolymerized acrylic resin, 20 parts of flaky zinc powder, 10 parts of spherical zinc powder, 5 parts of ferrophosphorus powder, 1 part of organic bentonite, 15 parts of butyl acetate, 110 parts of epoxy resin, 10 parts of amino resin, 10 parts of modified bisphenol epoxy resin, 10 parts of novolac epoxy resin, 2 parts of zinc oxide sheet and 30 parts of vinyl chloride are taken. The components are uniformly mixed, heated to 20 ℃, and then stirred and sheared at high speed until the components are completely emulsified and dispersed to obtain the coating B2.
Directly coating the coating B2 on the surface of the copper-aluminum condenser tube, and then naturally drying.
The coatings obtained in the above examples and comparative examples were subjected to a performance test:
(1) according to the national standard GB/T1720-1989 (paint film adhesion measuring method), the adhesion test is respectively carried out on the copper surface and the aluminum surface by adopting a circle drawing method;
(2) the coatings were tested for flexibility with reference to the national standard GB/T1731-1993 (paint film flexibility test).
(3) The corrosion resistance of copper-aluminum condenser tubes coated with the coatings obtained in examples and comparative examples was tested with reference to the national standard GB/T1771-2007 (determination of neutral salt spray resistance of paints and varnishes).
The test results are shown in table 1.
TABLE 1 results of performance test of the coatings obtained in the respective examples and comparative examples
As can be seen from the performance test results in the table 1, the coating disclosed by the invention has good adhesion to copper and aluminum base materials, is high in flexibility and corrosion resistance, and can meet the use requirements of the copper-aluminum condenser pipe.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the design concept of the present invention should be included in the scope of the present invention.
Claims (9)
1. The copper-aluminum condenser pipe coating comprises a component A and a component B, and is characterized in that: the component B is a curing agent, and comprises the following components in percentage by mass:
wherein, in the first polymer, a molecular chain comprises-SH groups;
the raw materials for synthesizing the first polymer comprise the following components in percentage by mass:
the curing agent contains-SH group, and in the process of synthesizing the curing agent, one end of the-SH group is connected with the amide group through an epoxy group.
2. The copper aluminum condenser tube coating as recited in claim 1, wherein: the solvent is a mixture of xylene and n-butanol, wherein the mass ratio of the xylene to the n-butanol is 4: 1.
3. The copper aluminum condenser tube coating as recited in claim 2, wherein: the synthesis method of the first polymer comprises the following steps:
(1) uniformly mixing the dimethylbenzene and the n-butyl alcohol according to the formula ratio to obtain a mixed solvent;
(2) uniformly mixing part of the mixed solvent, part of the bifunctional epoxy active diluent and all 1, 10-decanedithiol in a reaction kettle, refluxing, heating, dropwise adding part of the tertiary amine accelerator while stirring, and then carrying out heat preservation reaction;
(3) after the reaction reaches the preset time, introducing cooling water into a jacket of the reaction kettle for cooling, adding the rest of mixed solvent into the reaction kettle, stirring for cooling, and then sequentially adding the polyamide curing agent, the rest of tertiary amine accelerator and the rest of bifunctional epoxy active diluent into the reaction kettle for uniformly mixing;
(4) the reaction kettle is heated to 45-55 ℃, stirred and refluxed for more than 1.5 hours.
4. The copper aluminum condenser tube coating as recited in claim 3, wherein: the component A comprises the following components in percentage by mass:
the solvent is a mixture of xylene and n-butanol, wherein the mass ratio of the xylene to the n-butanol is 4: 1.
5. The copper aluminum condenser tube coating as recited in claim 4, wherein: the dispersing agent is selected from one or more of Tilo5532, Tilo5512, Tilo5517 or Tilo 5511.
6. The copper aluminum condenser tube coating as recited in claim 4, wherein: the filler is talcum powder and/or barium sulfate powder.
7. The use method of the copper-aluminum condenser tube coating as claimed in any one of claims 4 to 6, characterized in that: the method comprises the following steps:
(1) mixing the component A and the component B and stirring uniformly;
(2) curing at 20-30 deg.C for 2-10min to obtain cured coating;
(3) adding a diluent into the cured coating to adjust the viscosity of the cured coating;
(4) dropping the paint with proper viscosity on the felt, pressing the copper-aluminum condenser tube on the felt for rolling coating;
(5) and naturally drying the copper-aluminum condenser pipe coated with the coating.
8. The use method of the copper aluminum condenser tube coating as claimed in claim 7, characterized in that: in the step (1), the carbon black, the dispersant and the filler in the component A are ground until the granularity is less than or equal to 20 μm, and then are mixed with other raw materials in the component A.
9. The use method of the copper aluminum condenser tube coating as claimed in claim 7, characterized in that: the mass ratio of the component A to the component B is 4-5: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110112367.2A CN112760015B (en) | 2021-01-27 | 2021-01-27 | Copper-aluminum condenser pipe coating and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110112367.2A CN112760015B (en) | 2021-01-27 | 2021-01-27 | Copper-aluminum condenser pipe coating and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112760015A CN112760015A (en) | 2021-05-07 |
| CN112760015B true CN112760015B (en) | 2021-12-14 |
Family
ID=75706182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110112367.2A Active CN112760015B (en) | 2021-01-27 | 2021-01-27 | Copper-aluminum condenser pipe coating and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112760015B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102516915A (en) * | 2011-12-09 | 2012-06-27 | 安徽中铁工程材料科技有限公司 | Preparation method of modified cross-linked bisphenol A reinforcement adhesive for ballastless track mortar defect repair |
| US20180066505A1 (en) * | 2016-08-21 | 2018-03-08 | Battelle Memorial Institute | Multi-Component Solid Epoxy Proppant Binder Resins |
| CN108219629A (en) * | 2018-01-16 | 2018-06-29 | 中国船舶重工集团公司第七二五研究所 | A kind of seawater desalination evaporators inside cabin protective coating |
| CN108431149A (en) * | 2015-12-30 | 2018-08-21 | 陶氏环球技术有限责任公司 | Antibiosis fouling coating based on epoxy resin and amine functional polysiloxane |
-
2021
- 2021-01-27 CN CN202110112367.2A patent/CN112760015B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102516915A (en) * | 2011-12-09 | 2012-06-27 | 安徽中铁工程材料科技有限公司 | Preparation method of modified cross-linked bisphenol A reinforcement adhesive for ballastless track mortar defect repair |
| CN108431149A (en) * | 2015-12-30 | 2018-08-21 | 陶氏环球技术有限责任公司 | Antibiosis fouling coating based on epoxy resin and amine functional polysiloxane |
| US20180066505A1 (en) * | 2016-08-21 | 2018-03-08 | Battelle Memorial Institute | Multi-Component Solid Epoxy Proppant Binder Resins |
| CN108219629A (en) * | 2018-01-16 | 2018-06-29 | 中国船舶重工集团公司第七二五研究所 | A kind of seawater desalination evaporators inside cabin protective coating |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112760015A (en) | 2021-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105838195A (en) | Waterborne epoxy anti-corrosion paint containing graphene oxide and preparing method of waterborne epoxy anti-corrosion paint | |
| CN112724787B (en) | Preparation method of polyaniline modified graphene oxide/hydroxylated boron nitride composite epoxy coating | |
| CN102732130A (en) | High solid anticorrosive paint and preparation method thereof | |
| CN105838192A (en) | Epoxy polysiloxane paint and preparing method | |
| CN102838912A (en) | Preparation method for water-based rustproof coating | |
| CN103122189A (en) | Heavy-duty anticorrosive coating for metal and method for preparing same | |
| CN102702973A (en) | Anti-corrosive paint | |
| CN102634261A (en) | High solid constituent epoxy coating composition | |
| CN109880484A (en) | A kind of water-base epoxy thickness slurry anti-decaying paint and its preparation method and application | |
| CN100575437C (en) | A kind of epoxy organosilicon anticorrosion paint and preparation method thereof | |
| CN107722765A (en) | A kind of aqueous chromium-free zinc-aluminum paint and its preparation method and application | |
| CN112760015B (en) | Copper-aluminum condenser pipe coating and using method thereof | |
| CN112029382B (en) | Long-acting anticorrosion solvent-free universal epoxy coating and preparation method thereof | |
| JPS6244578B2 (en) | ||
| CN107177284A (en) | A kind of chromium-free Dyclo paint of radiation proof and preparation method thereof | |
| CN107163785A (en) | A kind of chromium-free Dyclo paint containing white carbon and preparation method thereof | |
| CN101864244B (en) | Electron beam curing polyurethane coating for pre-coating coiled material and preparation process thereof | |
| CN107337987A (en) | A kind of novel high wear-resistant chromium-free Dyclo paint and preparation method thereof | |
| CN110982385B (en) | Special temperature-resistant coating for corrosion prevention in heat storage tank | |
| CN114621648A (en) | Water-based single-component anticorrosive primer and preparation method thereof | |
| JP2000109728A (en) | Powder coating composition capable of being cured at wide baking temperature range and its coating application | |
| CN107177285A (en) | A kind of chromium-free Dyclo paint of excellent in mechanical performance and preparation method thereof | |
| CN107177286A (en) | A kind of chromium-free Dyclo paint of high cohesion and preparation method thereof | |
| CN102816481B (en) | Anticorrosive paint based on amination linoleic acid copolymerized acrylic resin and preparation method of anticorrosive paint | |
| CN109679489A (en) | A kind of heatproof anti-corrosion allochroic paint and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Copper Aluminum Condensing Pipe Coating and Its Application Method Effective date of registration: 20230509 Granted publication date: 20211214 Pledgee: Industrial and Commercial Bank of China Limited Changzhou Economic Development Zone sub branch Pledgor: JIANGSU ZHAOHUI CHEMICAL CO.,LTD. Registration number: Y2023980040102 |