CN112724779A - Epoxy resin coating and preparation method thereof - Google Patents
Epoxy resin coating and preparation method thereof Download PDFInfo
- Publication number
- CN112724779A CN112724779A CN202011580478.8A CN202011580478A CN112724779A CN 112724779 A CN112724779 A CN 112724779A CN 202011580478 A CN202011580478 A CN 202011580478A CN 112724779 A CN112724779 A CN 112724779A
- Authority
- CN
- China
- Prior art keywords
- parts
- epoxy resin
- curing agent
- resin coating
- amine curing
- 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.)
- Withdrawn
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
- 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
- C09D7/63—Additives non-macromolecular organic
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/324—Alkali metal phosphate
-
- 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
Landscapes
- 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 an epoxy resin coating and a preparation method thereof, wherein the method comprises the following steps: mixing amine curing agent, ethanol, polyethylene glycol octyl phenyl ether, ethyl acetate and trisodium phosphate uniformly for later use; mixing epoxy resin, toluene, hydroxyethyl cellulose and butanol, uniformly stirring, and reacting at the temperature of 120 ℃ for 3-5 h; adding silicon carbide, dimethylformamide and oxalic acid, heating to 180-200 ℃, and reacting for 10-50 min; adding the mixture, and stirring. The paint of the invention has uniform appearance and good leveling property.
Description
Technical Field
The invention belongs to the field of coatings, and particularly relates to an epoxy resin coating and a preparation method thereof.
Background
The application of epoxy resin in paint is in a large proportion, and it can be made into various varieties with various characteristics and purposes.
Chinese patent application with application number CN201810530516.5 discloses a water-based epoxy resin coating, which is prepared from 20-30 parts of liquid epoxy resin, 10-15 parts of styrene-acrylic emulsion, 10-15 parts of silica sol, 5-10 parts of salicylic acid, 5-10 parts of benzoic acid, 4-6 parts of water-based amino resin, 4-6 parts of rare earth aluminate, 4-6 parts of surfactant, 2-3 parts of flatting agent, 2-3 parts of curing agent, 1-2 parts of defoaming agent and the like in parts by weight, and has good adhesive force.
Disclosure of Invention
The invention provides an epoxy resin coating and a preparation method thereof, aiming at solving the defects of the prior art, and the epoxy resin coating has uniform paint film and good leveling property.
In order to solve the technical problems, the invention adopts the following technical scheme:
the epoxy resin coating comprises the following raw materials in parts by weight: 40-60 parts of epoxy resin, 20-30 parts of toluene, 10-18 parts of butanol, 20-40 parts of hydroxyethyl cellulose, 20-30 parts of silicon carbide, 10-30 parts of dimethylformamide, 10-20 parts of oxalic acid, 5-10 parts of polyethylene glycol octyl phenyl ether, 5-10 parts of ethyl acetate and 10-30 parts of trisodium phosphate.
Preferably, the epoxy resin coating comprises the following raw materials in parts by weight: 50 parts of epoxy resin, 25 parts of toluene, 15 parts of butanol, 30 parts of hydroxyethyl cellulose, 25 parts of silicon carbide, 20 parts of dimethylformamide and 15 parts of oxalic acid; 30 parts of amine curing agent, 40 parts of ethanol, 8 parts of polyethylene glycol octyl phenyl ether, 8 parts of ethyl acetate and 20 parts of trisodium phosphate.
Preferably, the epoxy resin coating comprises the following raw materials in parts by weight: 40 parts of epoxy resin, 20 parts of toluene, 10 parts of butanol, 20 parts of hydroxyethyl cellulose, 20 parts of silicon carbide, 10 parts of dimethylformamide and 10 parts of oxalic acid; 50 parts of amine curing agent, 60 parts of ethanol, 5 parts of polyethylene glycol octyl phenyl ether, 5 parts of ethyl acetate and 10 parts of trisodium phosphate.
Preferably, the epoxy resin coating comprises the following raw materials in parts by weight: 60 parts of epoxy resin, 30 parts of toluene, 18 parts of butanol, 40 parts of hydroxyethyl cellulose, 30 parts of silicon carbide, 30 parts of dimethylformamide and 20 parts of oxalic acid; 50 parts of amine curing agent, 50 parts of ethanol, 10 parts of polyethylene glycol octyl phenyl ether, 10 parts of ethyl acetate and 30 parts of trisodium phosphate.
Preferably, the epoxy resin coating comprises the following raw materials in parts by weight: 45 parts of epoxy resin, 23 parts of toluene, 13 parts of butanol, 27 parts of hydroxyethyl cellulose, 27 parts of silicon carbide, 18 parts of dimethylformamide and 12 parts of oxalic acid; 34 parts of amine curing agent, 40 parts of ethanol, 6 parts of polyethylene glycol octyl phenyl ether, 7 parts of ethyl acetate and 18 parts of trisodium phosphate.
Preferably, the mass ratio of the amine curing agent is 1: 4: 3 ethylene diamine, diethylene triamine and triethylene tetramine.
Preferably, the relative molecular mass of the epoxy resin is 2000-3000.
The preparation method of the epoxy resin coating comprises the following steps: mixing amine curing agent, ethanol, polyethylene glycol octyl phenyl ether, ethyl acetate and trisodium phosphate uniformly for later use; mixing epoxy resin, toluene, hydroxyethyl cellulose and butanol, uniformly stirring, and reacting at the temperature of 120 ℃ for 3-5 h; adding silicon carbide, dimethylformamide and oxalic acid, heating to 180-200 ℃, and reacting for 10-50 min; adding the mixture, and stirring.
The paint of the invention has uniform appearance and good leveling property.
Detailed Description
The present invention will be described in further detail with reference to specific examples.
Example 1
The epoxy resin coating comprises the following raw materials in parts by weight: 50 parts of epoxy resin, 25 parts of toluene, 15 parts of butanol, 30 parts of hydroxyethyl cellulose, 25 parts of silicon carbide, 20 parts of dimethylformamide and 15 parts of oxalic acid; 30 parts of amine curing agent, 40 parts of ethanol, 8 parts of polyethylene glycol octyl phenyl ether, 8 parts of ethyl acetate and 20 parts of trisodium phosphate.
The mass ratio of the amine curing agent is 1: 4: 3 ethylene diamine, diethylene triamine and triethylene tetramine.
The relative molecular mass of the epoxy resin was 2000-3000.
The preparation method of the epoxy resin coating comprises the following steps: mixing amine curing agent, ethanol, polyethylene glycol octyl phenyl ether, ethyl acetate and trisodium phosphate uniformly for later use; mixing epoxy resin, toluene, hydroxyethyl cellulose and butanol, uniformly stirring, and reacting at the temperature of 120 ℃ for 3-5 h; adding silicon carbide, dimethylformamide and oxalic acid, heating to 180-200 ℃, and reacting for 10-50 min; adding the mixture, and stirring.
Example 2
The epoxy resin coating comprises the following raw materials in parts by weight: 40 parts of epoxy resin, 20 parts of toluene, 10 parts of butanol, 20 parts of hydroxyethyl cellulose, 20 parts of silicon carbide, 10 parts of dimethylformamide and 10 parts of oxalic acid; 50 parts of amine curing agent, 60 parts of ethanol, 5 parts of polyethylene glycol octyl phenyl ether, 5 parts of ethyl acetate and 10 parts of trisodium phosphate.
The mass ratio of the amine curing agent is 1: 4: 3 ethylene diamine, diethylene triamine and triethylene tetramine.
The relative molecular mass of the epoxy resin was 2000-3000.
The preparation method of the epoxy resin coating comprises the following steps: mixing amine curing agent, ethanol, polyethylene glycol octyl phenyl ether, ethyl acetate and trisodium phosphate uniformly for later use; mixing epoxy resin, toluene, hydroxyethyl cellulose and butanol, uniformly stirring, and reacting at the temperature of 120 ℃ for 3-5 h; adding silicon carbide, dimethylformamide and oxalic acid, heating to 180-200 ℃, and reacting for 10-50 min; adding the mixture, and stirring.
Example 3
The epoxy resin coating comprises the following raw materials in parts by weight: 60 parts of epoxy resin, 30 parts of toluene, 18 parts of butanol, 40 parts of hydroxyethyl cellulose, 30 parts of silicon carbide, 30 parts of dimethylformamide and 20 parts of oxalic acid; 50 parts of amine curing agent, 50 parts of ethanol, 10 parts of polyethylene glycol octyl phenyl ether, 10 parts of ethyl acetate and 30 parts of trisodium phosphate.
The mass ratio of the amine curing agent is 1: 4: 3 ethylene diamine, diethylene triamine and triethylene tetramine.
The relative molecular mass of the epoxy resin was 2000-3000.
The preparation method of the epoxy resin coating comprises the following steps: mixing amine curing agent, ethanol, polyethylene glycol octyl phenyl ether, ethyl acetate and trisodium phosphate uniformly for later use; mixing epoxy resin, toluene, hydroxyethyl cellulose and butanol, uniformly stirring, and reacting at the temperature of 120 ℃ for 3-5 h; adding silicon carbide, dimethylformamide and oxalic acid, heating to 180-200 ℃, and reacting for 10-50 min; adding the mixture, and stirring.
Example 4
The epoxy resin coating comprises the following raw materials in parts by weight: 45 parts of epoxy resin, 23 parts of toluene, 13 parts of butanol, 27 parts of hydroxyethyl cellulose, 27 parts of silicon carbide, 18 parts of dimethylformamide and 12 parts of oxalic acid; 34 parts of amine curing agent, 40 parts of ethanol, 6 parts of polyethylene glycol octyl phenyl ether, 7 parts of ethyl acetate and 18 parts of trisodium phosphate.
The mass ratio of the amine curing agent is 1: 4: 3 ethylene diamine, diethylene triamine and triethylene tetramine.
The relative molecular mass of the epoxy resin was 2000-3000.
The preparation method of the epoxy resin coating comprises the following steps: mixing amine curing agent, ethanol, polyethylene glycol octyl phenyl ether, ethyl acetate and trisodium phosphate uniformly for later use; mixing epoxy resin, toluene, hydroxyethyl cellulose and butanol, uniformly stirring, and reacting at the temperature of 120 ℃ for 3-5 h; adding silicon carbide, dimethylformamide and oxalic acid, heating to 180-200 ℃, and reacting for 10-50 min; adding the mixture, and stirring.
Comparative example 1
The difference from example 1 is that: no silicon carbide was added.
Comparative example 2
The difference from example 2 is that: no hydroxyethyl cellulose was added.
And (3) performance testing: the product is coated on the primer, dried at 120 ℃ and observed in appearance.
| Paint film appearance | Leveling property | |
| Example 1 | Even paint film | Good effect |
| Example 2 | Even paint film | Good effect |
| Example 3 | Even paint film | Good effect |
| Example 4 | Even paint film | Good effect |
| Comparative example 1 | Film blistering | Good effect |
| Comparative example 2 | Even paint film | In general |
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, and any simple changes or equivalent substitutions of the technical solutions that can be obviously obtained by those skilled in the art within the technical scope of the present invention are within the scope of the present invention.
Claims (8)
1. The epoxy resin coating is characterized by comprising the following raw materials in parts by weight:
the component one: 40-60 parts of epoxy resin, 20-30 parts of toluene, 10-18 parts of butanol, 20-40 parts of hydroxyethyl cellulose, 20-30 parts of silicon carbide, 10-30 parts of dimethylformamide and 10-20 parts of oxalic acid;
and (2) component two: 30-50 parts of amine curing agent, 40-60 parts of ethanol, 5-10 parts of polyethylene glycol octyl phenyl ether, 5-10 parts of ethyl acetate and 10-30 parts of trisodium phosphate.
2. The epoxy resin coating according to claim 1, comprising the following raw materials in parts by weight: 50 parts of epoxy resin, 25 parts of toluene, 15 parts of butanol, 30 parts of hydroxyethyl cellulose, 25 parts of silicon carbide, 20 parts of dimethylformamide and 15 parts of oxalic acid; 30 parts of amine curing agent, 40 parts of ethanol, 8 parts of polyethylene glycol octyl phenyl ether, 8 parts of ethyl acetate and 20 parts of trisodium phosphate.
3. The epoxy resin coating according to claim 1, comprising the following raw materials in parts by weight: 40 parts of epoxy resin, 20 parts of toluene, 10 parts of butanol, 20 parts of hydroxyethyl cellulose, 20 parts of silicon carbide, 10 parts of dimethylformamide and 10 parts of oxalic acid; 50 parts of amine curing agent, 60 parts of ethanol, 5 parts of polyethylene glycol octyl phenyl ether, 5 parts of ethyl acetate and 10 parts of trisodium phosphate.
4. The epoxy resin coating according to claim 1, comprising the following raw materials in parts by weight: 60 parts of epoxy resin, 30 parts of toluene, 18 parts of butanol, 40 parts of hydroxyethyl cellulose, 30 parts of silicon carbide, 30 parts of dimethylformamide and 20 parts of oxalic acid; 50 parts of amine curing agent, 50 parts of ethanol, 10 parts of polyethylene glycol octyl phenyl ether, 10 parts of ethyl acetate and 30 parts of trisodium phosphate.
5. The epoxy resin coating according to claim 1, comprising the following raw materials in parts by weight: 45 parts of epoxy resin, 23 parts of toluene, 13 parts of butanol, 27 parts of hydroxyethyl cellulose, 27 parts of silicon carbide, 18 parts of dimethylformamide and 12 parts of oxalic acid; 34 parts of amine curing agent, 40 parts of ethanol, 6 parts of polyethylene glycol octyl phenyl ether, 7 parts of ethyl acetate and 18 parts of trisodium phosphate.
6. The epoxy resin coating according to claim 1, wherein the amine curing agent is present in an amount of 1: 4: 3 ethylene diamine, diethylene triamine and triethylene tetramine.
7. The epoxy coating of claim 1, wherein the epoxy resin has a relative molecular mass of 2000-3000.
8. The method for preparing the epoxy resin coating according to claim 1, comprising the steps of: mixing amine curing agent, ethanol, polyethylene glycol octyl phenyl ether, ethyl acetate and trisodium phosphate uniformly for later use; mixing epoxy resin, toluene, hydroxyethyl cellulose and butanol, uniformly stirring, and reacting at the temperature of 120 ℃ for 3-5 h; adding silicon carbide, dimethylformamide and oxalic acid, heating to 180-200 ℃, and reacting for 10-50 min; adding the mixture, and stirring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011580478.8A CN112724779A (en) | 2020-12-28 | 2020-12-28 | Epoxy resin coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011580478.8A CN112724779A (en) | 2020-12-28 | 2020-12-28 | Epoxy resin coating and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112724779A true CN112724779A (en) | 2021-04-30 |
Family
ID=75606374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011580478.8A Withdrawn CN112724779A (en) | 2020-12-28 | 2020-12-28 | Epoxy resin coating and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112724779A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106590104A (en) * | 2016-12-15 | 2017-04-26 | 苏州纽东精密制造科技有限公司 | High-strength and wear-resistant automobile hub |
| JP2018104542A (en) * | 2016-12-26 | 2018-07-05 | 新日鉄住金化学株式会社 | Epoxy resin composition and cured article thereof |
| CN111040576A (en) * | 2019-12-28 | 2020-04-21 | 西安博尔新材料有限责任公司 | Cubic silicon carbide anticorrosive wear-resistant coating and preparation method thereof |
-
2020
- 2020-12-28 CN CN202011580478.8A patent/CN112724779A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106590104A (en) * | 2016-12-15 | 2017-04-26 | 苏州纽东精密制造科技有限公司 | High-strength and wear-resistant automobile hub |
| JP2018104542A (en) * | 2016-12-26 | 2018-07-05 | 新日鉄住金化学株式会社 | Epoxy resin composition and cured article thereof |
| CN111040576A (en) * | 2019-12-28 | 2020-04-21 | 西安博尔新材料有限责任公司 | Cubic silicon carbide anticorrosive wear-resistant coating and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112876962B (en) | Waterborne epoxy wet-on-wet polyurethane matching paint applied to engineering machinery and preparation method thereof | |
| CN111019504B (en) | Waterborne polyurethane coating composition and application thereof | |
| CN107057547B (en) | Acrylic acid-polyurethane type finishing varnish composition, preparation method and application thereof | |
| CN102863874B (en) | Water-base epoxy zinc-rich priming paint and preparation method thereof | |
| CN111320926A (en) | Environment-friendly two-component water-based finishing varnish for automobile | |
| CN111087906B (en) | Waterborne two-component polyurethane paint for galvanized sheet and preparation method thereof | |
| CN112341904A (en) | Quick-drying water-based epoxy anti-corrosion primer and preparation method thereof | |
| CN102807815B (en) | High-solid-content low-VOC (volatile organic compound) polyurethane bicomponent matte finish and preparation method thereof | |
| CN108192437B (en) | Water-based high-temperature metallic paint capable of being used for wet-on-wet floating-free system and construction process thereof | |
| CN108795176B (en) | Mirror-effect double-component top-coat paint with thick coating and no miliaria | |
| CN108531040A (en) | A kind of water-base epoxy priming paint and preparation method thereof | |
| CN110760254A (en) | Light-transmitting waterborne polyurethane coating and preparation method thereof | |
| CN110358391A (en) | A kind of quick-dry type water soluble acrylic acid container case mark paint and preparation method thereof | |
| CN103897569A (en) | Exterior wall coating and preparation method and application method thereof | |
| CN111073593A (en) | High polymer molecule modified waterproof anticorrosion resin daub and preparation method thereof | |
| CN112724779A (en) | Epoxy resin coating and preparation method thereof | |
| CN111205710B (en) | Quick-drying type water-based color modifier and preparation method thereof | |
| US20150218412A1 (en) | Water-Based Epoxy Formulations For Applied Fireproofing | |
| CN111363434A (en) | Single-component modified acrylic coating and preparation method thereof | |
| CN112341902A (en) | Water-based two-component epoxy transparent primer for integrated board and preparation method thereof | |
| CN110240858B (en) | High-energy and low-energy interactive curing water-based UV (ultraviolet) wood varnish, and preparation method and construction process thereof | |
| CN111793990A (en) | Water-based self-adhesive decorative cloth coating and preparation method thereof | |
| CN110791187A (en) | Water-based organic hybrid anticorrosive coating and preparation method thereof | |
| CN114213952B (en) | Environment-friendly water-based paint and preparation method thereof | |
| CN116023827A (en) | High-solid environment-friendly quick-drying oil-resistant primer paint for large air conditioning equipment and preparation method and application 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210430 |
|
| WW01 | Invention patent application withdrawn after publication |