CN110903605A - Epoxy resin and preparation method thereof - Google Patents
Epoxy resin and preparation method thereof Download PDFInfo
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- CN110903605A CN110903605A CN201911243908.4A CN201911243908A CN110903605A CN 110903605 A CN110903605 A CN 110903605A CN 201911243908 A CN201911243908 A CN 201911243908A CN 110903605 A CN110903605 A CN 110903605A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
Abstract
The invention discloses an epoxy resin which comprises the following raw materials in parts by weight: 60-70 parts of high-strength modified epoxy resin, 15-20 parts of bisphenol A, 3-5 parts of asphalt, 1-2 parts of high-activity fluorine-titanium matter, 2-5 parts of nano silicon dioxide, 3-6 parts of nano graphene, 5-15 parts of efficient antibacterial component, 4-8 parts of mildew inhibitor, 0.1-0.4 part of toughening agent, 1-3 parts of flame retardant, 5-8 parts of polyamine curing agent and 1-3 parts of curing accelerator. The invention also discloses a preparation method of the epoxy resin. Compared with the prior art, the invention has better waterproofness, flame retardance and antibacterial property.
Description
Technical Field
The invention relates to the technical field of resin, in particular to epoxy resin and a preparation method thereof.
Background
Epoxy resins are widely used in the fields of adhesives, paints, laminates, molding materials, casting materials, resists, and the like because curing of epoxy resins with various curing agents generally enables formation of cured products having excellent mechanical properties, water resistance, chemical resistance, heat resistance, electrical properties, and the like.
The existing epoxy resin has the following main defects: (1) the waterproof performance is poor; (2) the flame retardant effect is poor; (3) the antibacterial property is poor.
Disclosure of Invention
The present invention aims to solve the above-mentioned disadvantages of the prior art and to provide an epoxy resin with good water resistance and high flame retardancy and a preparation method thereof.
In order to achieve the purpose, the epoxy resin provided by the invention comprises the following raw materials in parts by weight: 60-70 parts of high-strength modified epoxy resin, 15-20 parts of bisphenol A, 3-5 parts of asphalt, 1-2 parts of high-activity fluorine-titanium matter, 2-5 parts of nano silicon dioxide, 3-6 parts of nano graphene, 5-15 parts of efficient antibacterial component, 4-8 parts of mildew inhibitor, 0.1-0.4 part of toughening agent, 1-3 parts of flame retardant, 5-8 parts of polyamine curing agent and 1-3 parts of curing accelerator.
Furthermore, the high-efficiency antibacterial component consists of triclosan, nano antibacterial silver and tea polyphenol.
Furthermore, the content of the triclosan is 50-60% of the total content of the high-efficiency antibacterial component, the content of the nano antibacterial silver is 10-20% of the total content of the high-efficiency antibacterial component, and the content of the tea polyphenol is 0-30% of the total content of the high-efficiency antibacterial component.
Further, the curing accelerator is a reaction product of a carbodiimide compound and an imidazole compound.
Further, the epoxy resin also comprises the following raw materials in parts by weight: 1-4 parts of dimethyl imidazole.
Further, the epoxy resin also comprises the following raw materials in parts by weight: 1-4 parts of a moisture-proof agent.
The invention also discloses a preparation method of the epoxy resin, which comprises the following steps:
s1, preparing high-strength modified epoxy resin,
s2, weighing the raw materials according to the specified parts, and then mixing and stirring the high-strength modified epoxy resin, the bisphenol A, the asphalt, the high-activity fluorine-titanium compound, the nano silicon dioxide, the nano graphene, the high-efficiency antibacterial component, the mildew preventive, the toughening agent, the flame retardant, the polyamine curing agent and the curing accelerator uniformly to obtain the polyurethane waterproof coating.
Further, a moisture-proof agent is added in step S1.
Further, dimethylimidazole is added in step S1.
The epoxy resin and the preparation method thereof have the advantages of good waterproofness, high flame retardance and good antibacterial property.
Detailed Description
The invention will now be described by way of preferred consideration with reference to the following examples.
Example 1:
the epoxy resin provided by the embodiment comprises the following raw materials in parts by weight: 60-70 parts of high-strength modified epoxy resin, 15-20 parts of bisphenol A, 3-5 parts of asphalt, 1-2 parts of high-activity fluorine-titanium matter, 2-5 parts of nano silicon dioxide, 3-6 parts of nano graphene, 5-15 parts of efficient antibacterial component, 4-8 parts of mildew inhibitor, 0.1-0.4 part of toughening agent, 1-3 parts of flame retardant, 5-8 parts of polyamine curing agent and 1-3 parts of curing accelerator.
The epoxy resin in the embodiment comprises the following raw materials in parts by weight: 60 parts of high-strength modified epoxy resin, 15 parts of bisphenol A, 3 parts of asphalt, 1 part of high-activity fluorine-titanium matter, 2 parts of nano silicon dioxide, 3 parts of nano graphene, 5 parts of efficient antibacterial component, 4 parts of mildew preventive, 0.1 part of flexibilizer, 1 part of flame retardant, 5 parts of polyamine curing agent and 1 part of curing accelerator.
Furthermore, the high-efficiency antibacterial component consists of triclosan, nano antibacterial silver and tea polyphenol.
Furthermore, the content of the triclosan is 50-60% of the total content of the high-efficiency antibacterial component, the content of the nano antibacterial silver is 10-20% of the total content of the high-efficiency antibacterial component, and the content of the tea polyphenol is 0-30% of the total content of the high-efficiency antibacterial component.
Further, the curing accelerator is a reaction product of a carbodiimide compound and an imidazole compound.
The embodiment also discloses a preparation method of the epoxy resin, which specifically comprises the following steps:
s1, preparing high-strength modified epoxy resin,
s2, weighing the raw materials according to the specified parts, and then mixing and stirring the high-strength modified epoxy resin, the bisphenol A, the asphalt, the high-activity fluorine-titanium compound, the nano silicon dioxide, the nano graphene, the high-efficiency antibacterial component, the mildew preventive, the toughening agent, the flame retardant, the polyamine curing agent and the curing accelerator uniformly to obtain the polyurethane waterproof coating.
Example 2:
the epoxy resin provided by the embodiment comprises the following raw materials in parts by weight: 62 parts of high-strength modified epoxy resin, 16 parts of bisphenol A, 3.5 parts of asphalt, 1.5 parts of high-activity fluorine-titanium material, 3 parts of nano-silica, 3.5 parts of nano-graphene, 6 parts of high-efficiency antibacterial component, 5 parts of mildew preventive, 0.2 part of flexibilizer, 2 parts of flame retardant, 6 parts of polyamine curing agent and 2 parts of curing accelerator.
Furthermore, the high-efficiency antibacterial component consists of triclosan, nano antibacterial silver and tea polyphenol.
Further, the content of the triclosan is 50% of the total content of the high-efficiency antibacterial component, the content of the nano antibacterial silver is 20% of the total content of the high-efficiency antibacterial component, and the content of the tea polyphenol is 30% of the total content of the high-efficiency antibacterial component.
Further, the curing accelerator is a reaction product of a carbodiimide compound and an imidazole compound.
The embodiment also discloses a preparation method of the epoxy resin, which specifically comprises the following steps:
s1, preparing high-strength modified epoxy resin,
s2, weighing the raw materials according to the specified parts, and then mixing and stirring the high-strength modified epoxy resin, the bisphenol A, the asphalt, the high-activity fluorine-titanium compound, the nano silicon dioxide, the nano graphene, the high-efficiency antibacterial component, the mildew preventive, the toughening agent, the flame retardant, the polyamine curing agent and the curing accelerator uniformly to obtain the polyurethane waterproof coating.
Example 3:
the epoxy resin provided by the embodiment comprises the following raw materials in parts by weight: 66 parts of high-strength modified epoxy resin, 17 parts of bisphenol A, 4 parts of asphalt, 1.5 parts of high-activity fluorine-titanium matter, 4 parts of nano silicon dioxide, 4 parts of nano graphene, 6 parts of efficient antibacterial component, 7 parts of mildew preventive, 0.3 part of flexibilizer, 2 parts of flame retardant, 7 parts of polyamine curing agent and 2 parts of curing accelerator.
Furthermore, the high-efficiency antibacterial component consists of triclosan, nano antibacterial silver and tea polyphenol.
Further, the content of the triclosan is 60% of the total content of the high-efficiency antibacterial component, the content of the nano antibacterial silver is 10% of the total content of the high-efficiency antibacterial component, and the content of the tea polyphenol is 30% of the total content of the high-efficiency antibacterial component.
Further, the curing accelerator is a reaction product of a carbodiimide compound and an imidazole compound.
Further, the epoxy resin also comprises the following raw materials in parts by weight: 1-4 parts of dimethyl imidazole. In this example, 3 parts of dimethylimidazole are described.
The embodiment also discloses a preparation method of the epoxy resin, which specifically comprises the following steps:
s1, preparing high-strength modified epoxy resin,
s2, weighing the raw materials according to the specified parts, and then mixing and stirring the high-strength modified epoxy resin, the bisphenol A, the asphalt, the high-activity fluorine-titanium compound, the nano silicon dioxide, the nano graphene, the high-efficiency antibacterial component, the mildew preventive, the toughening agent, the flame retardant, the polyamine curing agent, the curing accelerator and the dimethyl imidazole to obtain the polyurethane waterproof coating uniformly.
Example 4:
the epoxy resin provided by the embodiment comprises the following raw materials in parts by weight: 68 parts of high-strength modified epoxy resin, 18 parts of bisphenol A, 4.5 parts of asphalt, 1.2 parts of high-activity fluorine-titanium material, 4 parts of nano-silica, 5 parts of nano-graphene, 14 parts of high-efficiency antibacterial component, 7 parts of mildew preventive, 0.3 part of flexibilizer, 2 parts of flame retardant, 7 parts of polyamine curing agent and 2 parts of curing accelerator.
Furthermore, the high-efficiency antibacterial component consists of triclosan, nano antibacterial silver and tea polyphenol.
Furthermore, the content of the triclosan is 55 percent of the total content of the high-efficiency antibacterial component, the content of the nano antibacterial silver is 15 percent of the total content of the high-efficiency antibacterial component, and the content of the tea polyphenol is 30 percent of the total content of the high-efficiency antibacterial component.
Further, the epoxy resin also comprises the following raw materials in parts by weight: 1-4 parts of a moisture-proof agent. And 2 parts of a moisture-proof agent.
The embodiment also discloses a preparation method of the epoxy resin, which specifically comprises the following steps:
s1, preparing high-strength modified epoxy resin,
s2, weighing the raw materials according to the specified parts, and then mixing and stirring the high-strength modified epoxy resin, the bisphenol A, the asphalt, the high-activity fluorine-titanium compound, the nano silicon dioxide, the nano graphene, the high-efficiency antibacterial component, the mildew preventive, the toughening agent, the flame retardant, the polyamine curing agent and the curing accelerator uniformly to obtain the polyurethane waterproof coating.
Further, a moisture-proof agent is added in step S1.
Example 5:
the epoxy resin provided by the embodiment comprises the following raw materials in parts by weight: 70 parts of high-strength modified epoxy resin, 20 parts of bisphenol A, 5 parts of asphalt, 2 parts of high-activity fluorine-titanium matter, 5 parts of nano silicon dioxide, 6 parts of nano graphene, 15 parts of efficient antibacterial component, 8 parts of mildew preventive, 0.4 part of flexibilizer, 3 parts of flame retardant, 8 parts of polyamine curing agent and 3 parts of curing accelerator.
Furthermore, the high-efficiency antibacterial component consists of triclosan, nano antibacterial silver and tea polyphenol.
Further, the content of the triclosan is 60% of the total content of the high-efficiency antibacterial component, the content of the nano antibacterial silver is 15% of the total content of the high-efficiency antibacterial component, and the content of the tea polyphenol is 25% of the total content of the high-efficiency antibacterial component.
Further, the curing accelerator is a reaction product of a carbodiimide compound and an imidazole compound.
Further, the epoxy resin also comprises the following raw materials in parts by weight: 1-4 parts of dimethyl imidazole.
Further, the epoxy resin also comprises the following raw materials in parts by weight: 1-4 parts of a moisture-proof agent. 2 parts of a moisture-proof agent and 3 parts of dimethyl imidazole.
The embodiment also discloses a preparation method of the epoxy resin, which specifically comprises the following steps:
s1, preparing high-strength modified epoxy resin,
s2, weighing the raw materials according to the specified parts, and then mixing and stirring the high-strength modified epoxy resin, the bisphenol A, the asphalt, the high-activity fluorine-titanium compound, the nano silicon dioxide, the nano graphene, the high-efficiency antibacterial component, the mildew preventive, the toughening agent, the flame retardant, the polyamine curing agent and the curing accelerator uniformly to obtain the polyurethane waterproof coating.
Further, a moisture-proof agent is added in step S1.
Further, dimethylimidazole is added in step S1.
And (3) analyzing experimental data: evaluation of efficacy
1. Water resistance, Strength clinically tested, preparation examples 1 to 5 and general products were subjected to water resistance, strength, water resistance tests, respectively, to be used, using methods: stirring for 5 minutes, directly coating the mixture on the surface of a product, and performing next construction after the surface is dried; then, a waterproof test is carried out, and the performance index results are shown in table 1 after detection:
the above laboratory data show that: the products of examples 1-5 were tested to have a total burn time longer than the prior art, indicating good flame retardancy, good antimicrobial properties, and good water repellency compared to the prior art.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The epoxy resin is characterized by comprising the following raw materials in parts by weight: 60-70 parts of high-strength modified epoxy resin, 15-20 parts of bisphenol A, 3-5 parts of asphalt, 1-2 parts of high-activity fluorine-titanium matter, 2-5 parts of nano silicon dioxide, 3-6 parts of nano graphene, 5-15 parts of efficient antibacterial component, 4-8 parts of mildew inhibitor, 0.1-0.4 part of toughening agent, 1-3 parts of flame retardant, 5-8 parts of polyamine curing agent and 1-3 parts of curing accelerator.
2. The epoxy resin according to claim 1, wherein: the high-efficiency antibacterial component consists of triclosan, nano antibacterial silver and tea polyphenol.
3. An epoxy resin according to claim 2, wherein: the content of the triclosan is 50-60% of the total content of the high-efficiency antibacterial component, the content of the nano antibacterial silver is 10-20% of the total content of the high-efficiency antibacterial component, and the content of the tea polyphenol is 0-30% of the total content of the high-efficiency antibacterial component.
4. An epoxy resin according to claim 1, 2 or 3, wherein: the curing accelerator is a reaction product of a carbodiimide compound and an imidazole compound.
5. An epoxy resin according to claim 1, 2 or 3, wherein: the epoxy resin also comprises the following raw materials in parts by weight: 1-4 parts of dimethyl imidazole.
6. An epoxy resin according to claim 1, 2 or 3, wherein: the epoxy resin also comprises the following raw materials in parts by weight: 1-4 parts of a moisture-proof agent.
7. A preparation method of epoxy resin is characterized by comprising the following steps: the method specifically comprises the following steps:
s1, preparing high-strength modified epoxy resin,
s2, weighing the raw materials according to the specified parts, and then mixing and stirring the high-strength modified epoxy resin, the bisphenol A, the asphalt, the high-activity fluorine-titanium compound, the nano silicon dioxide, the nano graphene, the high-efficiency antibacterial component, the mildew preventive, the toughening agent, the flame retardant, the polyamine curing agent and the curing accelerator uniformly to obtain the polyurethane waterproof coating.
8. The method for preparing an epoxy resin according to claim 7, wherein: a moisture-proof agent is added in step S1.
9. The method for preparing an epoxy resin according to claim 7, wherein: dimethyl imidazole is added in step S1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911243908.4A CN110903605A (en) | 2019-12-06 | 2019-12-06 | Epoxy resin and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911243908.4A CN110903605A (en) | 2019-12-06 | 2019-12-06 | Epoxy resin and preparation method thereof |
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| CN110903605A true CN110903605A (en) | 2020-03-24 |
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| CN201911243908.4A Pending CN110903605A (en) | 2019-12-06 | 2019-12-06 | Epoxy resin and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113999484A (en) * | 2020-12-29 | 2022-02-01 | 深材科技（深圳）有限公司 | Light-weight high-strength high-impact-resistance high-modulus nano modified epoxy resin composition for wind power blade main beam and preparation method thereof |
| CN115216114A (en) * | 2022-07-14 | 2022-10-21 | 山东欧森管道科技有限公司 | Antibacterial and bacteriostatic modified epoxy resin pipe and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107428914A (en) * | 2015-04-06 | 2017-12-01 | 日清纺化学株式会社 | Composition epoxy resin |
| WO2018095356A1 (en) * | 2016-11-23 | 2018-05-31 | 厦门大学 | Fluorine-titanium hybrid flame retardant and method for fabrication thereof |
| CN109929380A (en) * | 2017-12-18 | 2019-06-25 | 新昌县北斗压缩机有限公司 | A kind of building water-proof paint |
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2019
- 2019-12-06 CN CN201911243908.4A patent/CN110903605A/en active Pending
Patent Citations (3)
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|---|---|---|---|---|
| CN107428914A (en) * | 2015-04-06 | 2017-12-01 | 日清纺化学株式会社 | Composition epoxy resin |
| WO2018095356A1 (en) * | 2016-11-23 | 2018-05-31 | 厦门大学 | Fluorine-titanium hybrid flame retardant and method for fabrication thereof |
| CN109929380A (en) * | 2017-12-18 | 2019-06-25 | 新昌县北斗压缩机有限公司 | A kind of building water-proof paint |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113999484A (en) * | 2020-12-29 | 2022-02-01 | 深材科技（深圳）有限公司 | Light-weight high-strength high-impact-resistance high-modulus nano modified epoxy resin composition for wind power blade main beam and preparation method thereof |
| CN115216114A (en) * | 2022-07-14 | 2022-10-21 | 山东欧森管道科技有限公司 | Antibacterial and bacteriostatic modified epoxy resin pipe and preparation method thereof |
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