CN107011770A - A kind of self-drying paint aqueous epoxy resins and preparation method and application - Google Patents
A kind of self-drying paint aqueous epoxy resins and preparation method and application Download PDFInfo
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- CN107011770A CN107011770A CN201710358230.9A CN201710358230A CN107011770A CN 107011770 A CN107011770 A CN 107011770A CN 201710358230 A CN201710358230 A CN 201710358230A CN 107011770 A CN107011770 A CN 107011770A
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- epoxy resin
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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
- 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
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/10—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers containing more than one epoxy radical per molecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of self-drying paint aqueous epoxy resins, it includes epoxy resin, acrylic acid, butyl acrylate, Isooctyl acrylate monomer, methyl methacrylate, styrene, benzoyl peroxide, emulsifying agent, ethylene glycol monobutyl ether, dimethylethanolamine and deionized water.The present invention is screened by many experiments obtains optimal raw material proportioning composition, the feature of environmental protection is strong, epoxy resin can be made to disperse in water, whole preparation technology of the invention can avoid largely using organic solvent, only use a small amount of environmentally friendly solvent, simultaneously substantial amounts of organic solvent is replaced using deionized water, the water-dispersed epoxy resin VOC of preparation is low, and it can be achieved voluntarily to solidify at low temperature, the performance for the epoxy resin thin film that the present invention is prepared is consistent with existing solvent epoxy varnish, and with excellent hardness, adhesive force and decay resistance, achieve extraordinary technique effect.
Description
Technical field
The present invention relates to a kind of epoxy resin, and in particular to a kind of environmentally friendly self-drying paint aqueous epoxy resins and preparation side
Method, belongs to technical field of polymer materials.
Background technology
Existing epoxy resin baking vanish is generally solvent-borne type, needs addition substantial amounts of organic molten during preparation and use
Agent, the defect of the epoxy resin baking vanish of prior art has：1. unhealthy, not environmentally substantial amounts of organic solvent volatilizees in atmosphere,
There is very macrolesion to the healthy of user, and pollute air；2. cost is high, for organic solvent is compared with water, price is high
It is high, transport inconvenience；3. it is inflammable and explosive dangerous high.
Therefore, the present invention is screened on the basis of prior art by many experiments, a kind of environmental protection of R ＆ D design, peace
Entirely, the few self-drying paint aqueous epoxy resins of organic solvent.
The content of the invention
Goal of the invention：The purpose of the present invention be for prior art epoxy resin organic solvent it is many, not environmentally the problems such as,
Component is screened by many experiments, a kind of strong epoxy resin of feature of environmental protection of R ＆ D design, the present invention can make epoxy resin in water
Scattered, whole preparation technology can avoid largely using organic solvent, a small amount of environmentally friendly solvent only be used, while using deionized water generation
For substantial amounts of organic solvent, the water-dispersed epoxy resin VOC of preparation is low, i.e. curable under low temperature, performance and solvent type epoxy tree
Fat is consistent, achieves extraordinary technique effect.
Technical scheme, to realize object above, the technical solution adopted by the present invention is：
A kind of self-drying paint aqueous epoxy resins, it includes the raw material of following component：Epoxy resin, acrylic acid, acrylic acid
Butyl ester, Isooctyl acrylate monomer, methyl methacrylate, styrene, benzoyl peroxide, emulsifying agent, ethylene glycol monobutyl ether, diformazan
Ethylethanolamine and deionized water.
Preferably, above-described a kind of self-drying paint aqueous epoxy resins, it includes the raw material of following component：
100~200 parts of epoxy resin, 10~30 parts of acrylic acid, 20~60 parts of butyl acrylate, 10~40 parts of Isooctyl acrylate monomer, first
20~60 parts of base methyl acrylate, 15~40 parts of styrene, 4~10 parts of benzoyl peroxide, 0.5~2 part of emulsifying agent, ethylene glycol
150 parts~600 parts of 50~100 parts of monobutyl ether, 10~30 parts of dimethylethanolamine and deionized water.
Preferably, above-described a kind of self-drying paint aqueous epoxy resins, it includes the raw material of following component：
100 parts of epoxy resin, 10~15 parts of acrylic acid, 20~30 parts of butyl acrylate, 10~20 parts of Isooctyl acrylate monomer, metering system
Sour 20~30 parts of methyl esters, 15~20 parts of styrene, 5 parts of benzoyl peroxide, 0.5~1 part of emulsifying agent, ethylene glycol monobutyl ether 50
Part, 150 parts~300 parts of 10~15 parts of dimethylethanolamine and deionized water.
Preferably, above-described a kind of self-drying paint aqueous epoxy resins, the model of described epoxy resin
For epoxy resin E-20, the model acrylic acid AA of acrylic acid, the model butyl acrylate BA of butyl acrylate, benzoyl peroxide
The model benzoyl peroxide BPO of formyl, the model ethylene glycol monobutyl ether BCS of ethylene glycol monobutyl ether, the model of emulsifying agent
For polyoxyethylene nonylphenol ether S-25.
A kind of preparation method of self-drying paint aqueous epoxy resins of the present invention, comprises the following steps：
(1) epoxy resin E-20 is dissolved in ethylene glycol monobutyl ether BCS, adds polyoxyethylene nonylphenol ether S-25 and deionized water,
It is heated to reflux, stirs；
(2) by acrylic acid AA, styrene, methyl methacrylate, butyl acrylate BA, Isooctyl acrylate monomer and peroxidating
Benzoyl is uniformly mixed, in the solution for being then added drop-wise to step (1)；The insulation reaction at 100~120 DEG C, insulation reaction
During, addition benzoyl peroxide makes monomer polymerization complete；
(3) 50~80 DEG C are cooled to, dimethylethanolamine is then added, stirred, deionized water is added, solid content is adjusted
40~50%, obtain self-drying paint aqueous epoxy resins.
Preferably, a kind of preparation method of above-described self-drying paint aqueous epoxy resins, including following step
Suddenly：
(1) epoxy resin E-20 is dissolved in ethylene glycol monobutyl ether BCS, adds polyoxyethylene nonylphenol ether S-25 and deionized water,
It is heated to 100 DEG C, return stirring 15~30 minutes；
(2) by acrylic acid AA, styrene, methyl methacrylate, butyl acrylate BA, Isooctyl acrylate monomer and peroxidating
Benzoyl is uniformly mixed, then in 100 DEG C of solution for being added drop-wise to step (1)；Insulation reaction 2~3 is small at 100 DEG C
When, during insulation reaction, addition benzoyl peroxide makes monomer polymerization complete；
(3) 60 DEG C are cooled to, dimethylethanolamine is then added, stirred, deionized water is added, solid content is adjusted
40%, obtain self-drying paint aqueous epoxy resins.
Self-drying paint aqueous epoxy resins of the present invention are for preparing metallic film, and hardness is high, and impact resistance is strong.
Beneficial effect：Compared to the prior art, the present invention has the following advantages：
The present invention is screened by many experiments obtains optimal raw material proportioning composition, and the feature of environmental protection is strong, epoxy resin can be made to exist
Disperse in water, the whole preparation technology of the present invention can avoid largely using organic solvent, only use a small amount of environmentally friendly solvent, use simultaneously
Deionized water replaces substantial amounts of organic solvent, and the water-dispersed epoxy resin VOC of preparation is low, and can be achieved at low temperature voluntarily
Solidification, the performance for the epoxy resin thin film that the present invention is prepared is consistent with existing solvent epoxy varnish, and with excellent
Hardness, shock resistance and adhesive force, achieve extraordinary technique effect.
Embodiment
1~embodiment of embodiment 10
10 parts of different self-drying paint aqueous epoxy resins are prepared, it is used for such as table 1.
Table 1 prepares self-drying paint aqueous epoxy resins raw material components and its proportioning
1st, the preparation method of self-drying paint aqueous epoxy resins, step is as follows：
(1) epoxy resin E-20 is dissolved in ethylene glycol monobutyl ether BCS, adds polyoxyethylene nonylphenol ether S-25 and deionized water, heating
To 100 DEG C, return stirring 15 minutes；
(2) by acrylic acid AA, styrene, methyl methacrylate, butyl acrylate BA, Isooctyl acrylate monomer and benzoyl peroxide first
Acyl is uniformly mixed, then in 100 DEG C of solution for being added drop-wise to step (1), time for adding 2 hours；It is incubated at 100 DEG C anti-
Answer 2 hours, during insulation reaction, addition benzoyl peroxide makes monomer polymerization complete；
(3) 60 DEG C are cooled to, dimethylethanolamine is then added, stirred, deionized water is added, solid content is adjusted
40%, embodiment 1 is respectively obtained to the self-drying paint aqueous epoxy resins of the different component proportionings of embodiment 10.
The performance test of embodiment 11, is comprised the following steps that：
1st, take 10 parts of tinplates to polish flat, remove surface oxide layer；Be respectively adopted film bar scratch embodiment 1 to
The 10 self-drying paint aqueous epoxy resins prepared, keep 15~20 μm of resin thickness；Solidification is under 25 DEG C of room temperature conditions
It can obtain epoxy resin varnish film；
Paint film after solidifying by above step determines following performance respectively：
(1) appearance；(2) hardness；(3) adhesive force；(4)；The salt solution of room temperature bubble 3% is more than the outward appearance after 240h；
Particular exam result is as shown in table 2：
Shown by above performance test results, what the raw material of different material of the present invention composition and different weight ratio was prepared
Epoxy resin baking vanish film, its appearance；Hardness, significantly different, the contrast and experiment table such as adhesive force and the performance such as corrosion-resistant
Embodiment 1 and the other components of epoxy resin thin film ratio of embodiment 2 bright, prepared using the raw material of preferred proportion of the present invention
The epoxy resin thin film prepared has more superior hardness, adhesive force and decay resistance, achieves extraordinary skill
Art progress.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of self-drying paint aqueous epoxy resins, it is characterised in that it includes the raw material of following component：Epoxy resin, propylene
Acid, butyl acrylate, Isooctyl acrylate monomer, methyl methacrylate, styrene, benzoyl peroxide, emulsifying agent, ethylene glycol list
Butyl ether, dimethylethanolamine and deionized water.
2. a kind of self-drying paint aqueous epoxy resins according to claim 1, it is characterised in that it includes following component
Raw material：100~200 parts of epoxy resin, 10~30 parts of acrylic acid, 20~60 parts of butyl acrylate, Isooctyl acrylate monomer 10~40
Part, 20~60 parts of methyl methacrylate, 15~40 parts of styrene, 4~10 parts of benzoyl peroxide, 0.5~2 part of emulsifying agent,
150 parts~600 parts of 50~100 parts of ethylene glycol monobutyl ether, 10~30 parts of dimethylethanolamine and deionized water.
3. a kind of self-drying paint aqueous epoxy resins according to claim 1 or 2, it is characterised in that it includes following group
The raw material of part：100 parts of epoxy resin, 10~15 parts of acrylic acid, 20~30 parts of butyl acrylate, Isooctyl acrylate monomer 10~20
Part, 20~30 parts of methyl methacrylate, 15~20 parts of styrene, 5 parts of benzoyl peroxide, 0.5~1 part of emulsifying agent, second two
150 parts~300 parts of 50 parts of alcohol monobutyl ether, 10~15 parts of dimethylethanolamine and deionized water.
4. a kind of self-drying paint aqueous epoxy resins according to any one of claims 1 to 3, it is characterised in that described
The model epoxy resin E-20 of epoxy resin, the model acrylic acid AA of acrylic acid, the model acrylic acid of butyl acrylate
Butyl ester BA, the model benzoyl peroxide BPO of benzoyl peroxide, the model ethylene glycol monobutyl ether of ethylene glycol monobutyl ether
BCS, the model polyoxyethylene nonylphenol ether S-25 of emulsifying agent.
5. a kind of preparation method of self-drying paint aqueous epoxy resins described in any one of claims 1 to 3, it is characterised in that
Comprise the following steps：
(1) epoxy resin E-20 is dissolved in ethylene glycol monobutyl ether BCS, adds polyoxyethylene nonylphenol ether S-25 and deionized water, heating
Backflow, stirring；
(2) by acrylic acid AA, styrene, methyl methacrylate, butyl acrylate BA, Isooctyl acrylate monomer and benzoyl peroxide first
Acyl is uniformly mixed, in the solution for being then added drop-wise to step (1)；The insulation reaction at 100~120 DEG C, insulation reaction process
In, addition benzoyl peroxide makes monomer polymerization complete；
(3) 50~80 DEG C are cooled to, dimethylethanolamine is then added, stirs, adds deionized water, regulation solid content 40~
50%, obtain self-drying paint aqueous epoxy resins.
6. the preparation method of a kind of self-drying paint aqueous epoxy resins described in claim 5, it is characterised in that including following step
Suddenly：
(1) epoxy resin E-20 is dissolved in ethylene glycol monobutyl ether BCS, adds polyoxyethylene nonylphenol ether S-25 and deionized water, heating
To 100 DEG C, return stirring 15~30 minutes；
(2) by acrylic acid AA, styrene, methyl methacrylate, butyl acrylate BA, Isooctyl acrylate monomer and benzoyl peroxide first
Acyl is uniformly mixed, then in 100 DEG C of solution for being added drop-wise to step (1)；Insulation reaction 2~3 hours at 100 DEG C, are protected
In warm course of reaction, addition benzoyl peroxide makes monomer polymerization complete；
(3) 60 DEG C are cooled to, dimethylethanolamine is then added, stirred, deionized water is added, solid content 40% is adjusted, obtains
To self-drying paint aqueous epoxy resins.
7. a kind of self-drying paint aqueous epoxy resins described in any one of claims 1 to 3 are for preparing metal epoxy
Application in film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710358230.9A CN107011770A (en) | 2017-05-19 | 2017-05-19 | A kind of self-drying paint aqueous epoxy resins and preparation method and application |
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| CN201710358230.9A CN107011770A (en) | 2017-05-19 | 2017-05-19 | A kind of self-drying paint aqueous epoxy resins and preparation method and application |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108789764A (en) * | 2018-06-20 | 2018-11-13 | 安徽智博新材料科技有限公司 | A kind of processing method of high density oriented wood chipboard |
| CN109852193A (en) * | 2018-12-29 | 2019-06-07 | 浙江中科立德新材料有限公司 | A kind of aqueous epoxy resins and preparation method thereof |
| CN111116847A (en) * | 2019-12-27 | 2020-05-08 | 株洲飞鹿高新材料技术股份有限公司 | Ultra-quick-drying single-component water-based resin at low temperature and preparation method thereof |
| CN113801540A (en) * | 2021-11-05 | 2021-12-17 | 岳阳市格瑞科技有限公司 | Epoxy resin emulsion and preparation method and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108789764A (en) * | 2018-06-20 | 2018-11-13 | 安徽智博新材料科技有限公司 | A kind of processing method of high density oriented wood chipboard |
| CN109852193A (en) * | 2018-12-29 | 2019-06-07 | 浙江中科立德新材料有限公司 | A kind of aqueous epoxy resins and preparation method thereof |
| CN111116847A (en) * | 2019-12-27 | 2020-05-08 | 株洲飞鹿高新材料技术股份有限公司 | Ultra-quick-drying single-component water-based resin at low temperature and preparation method thereof |
| CN113801540A (en) * | 2021-11-05 | 2021-12-17 | 岳阳市格瑞科技有限公司 | Epoxy resin emulsion and preparation method and application thereof |
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