CN105669915A - Water-soluble epoxy silicone acrylic resin and preparation method thereof - Google Patents
Water-soluble epoxy silicone acrylic resin and preparation method thereof Download PDFInfo
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- CN105669915A CN105669915A CN201610164146.9A CN201610164146A CN105669915A CN 105669915 A CN105669915 A CN 105669915A CN 201610164146 A CN201610164146 A CN 201610164146A CN 105669915 A CN105669915 A CN 105669915A
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- acrylic resin
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- acrylate
- soluble epoxide
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- 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
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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
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/08—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
Abstract
The invention provides water-soluble epoxy silicone acrylic resin and a preparation method thereof. The preparation method includes following steps: 1), weighing, by weight, 63-92 parts of acrylate, 8-15 parts of acrylic acid and 5-7 parts of initiator, and well stirring to obtain mixed liquid a; 2), weighing 8-12 parts of epoxy resin, 3-5 parts of initiator and 39-62 parts of organic solvent for mixing, and well stirring and dissolving at 100-130 DEG C to obtain mixed liquid b; 3), at 100-110 DEG C, dropwise adding the mixed liquid a obtained in the step 1) at a constant speed into the mixed liquid b, holding temperature for 0.8-1.2 h after dropwise adding is finished, adding 2-4 parts of silane coupling agent, and holding temperature for 0.8-1.2 h; 4), sampling, adding a neutralizing agent water solution to detect water solubility until the sample is completely dissolved in water, and stopping reaction for cooling. When water-soluble resin is used to prepare various coatings, tap water is directly used for blending, no solvent is needed for blending, and environment protection is realized.
Description
Technical field
The invention belongs to technical field of coatings, it is specifically related to a kind of soluble epoxide organosilicon acrylic resin and its preparation method.
Background technology
Acrylic resin is widely used in paint field because having excellent film-forming properties, the good transparency, remarkable mechanical property and the feature of environmental protection; But its molecule mostly is linear structure, lacks cross-linking set, so water tolerance, weathering resistance and heat impedance are poor, affect its range of application. The appearing as of organosilicon material overcomes these defects and provides a good solution. Organopolysiloxane has the performance of many excellences, such as low second-order transition temperature and surface tension, and special heatproof, weathering resistance etc. Organosilicon-modified acrylate is exactly utilize the high and low temperature resistance of polysiloxane excellence and water tolerance to improve the performance of acrylate. synthesize the novel material having both the two excellent properties.
Mostly there is following shortcoming in existing organosilicon acrylic resin: 1, the ratio that adds water of emulsion is not high, cost free advantage; 2, very easily breakdown of emulsion, stores unstable; 3, emulsion is difficult to reach the equivalent mass effect of solvent type resin in technical indicators such as the brightness applied in performance, hardness, sticking power, and its range of application is also thus limited.
Summary of the invention
For the problem that the poorly water-soluble and other performance index that solve the existence of existing organosilicon acrylic resin are undesirable, the present invention proposes a kind of soluble epoxide organosilicon acrylic resin, directly allocate with tap water when using this water soluble resin to prepare all kinds of coating, it is not necessary to use any solvent to allocate, and environmental protection.
The technical scheme of the present invention is achieved in that
A kind of soluble epoxide organosilicon acrylic resin, calculate according to weight parts, comprise following component:
Acrylate 63-92 part, vinylformic acid 8-15 part, epoxy resin 8-12 part, silane coupling agent 2-4 part, initiator 8-12 part, organic solvent 39-62 part, neutralizing agent 7-9 part and tap water, the add-on of described tap water reaches 40%-70% with solid content and is as the criterion.
Further, described acrylate be selected from methyl methacrylate, butyl acrylate, Octyl acrylate and Propylene glycol monoacrylate one or more; Preferably, described acrylate is 20-30 part methyl methacrylate, 35-45 part butyl acrylate, 5-10 part Octyl acrylate and 3-7 part Propylene glycol monoacrylate.
Further, described vinylformic acid be selected from methacrylic acid and vinylformic acid one or more; Preferably, described vinylformic acid 6-10 part methacrylic acid and 2-5 part vinylformic acid.
Further, described initiator is selected from one or more of benzoyl peroxide, Diisopropyl azodicarboxylate and 2,2'-Azobis(2,4-dimethylvaleronitrile); Preferably, described initiator is at least containing 5-7 part benzoyl peroxide and other initiators of 3-5 part.
Further, described organic solvent is selected from one or more of Virahol, propylene glycol monomethyl ether, propandiol butyl ether and diethylene glycol ether; Preferably, described organic solvent is 4-7 part Virahol, 25-35 part propylene glycol monomethyl ether and 10-20 part propandiol butyl ether.
Further, described neutralizing agent is selected from dimethylethanolamine, organic amine neuutralizer AMP-95 or triethylamine.
It is a further object to provide the preparation method of a kind of soluble epoxide organosilicon acrylic resin, comprise the following steps:
1) calculate according to weight parts, take 63-92 part acrylate, 8-15 part vinylformic acid and the stirring of 5-7 part initiator and evenly obtain mixed solution a;
2) take 8-12 part epoxy resin, 3-5 part initiator mix with 39-62 part organic solvent, and 100～130 DEG C stir uniform dissolution obtain mixed solution b;
3) at 100-110 DEG C, by step 1) the mixed solution a that obtains at the uniform velocity drops in mixed solution b, dropwises insulation after 0.8-1.2 hour, then add 2-4 part silane coupling agent, and then be incubated 0.8-1.2 hour;
4) to add neutralizing agent aqueous assay water-soluble in sampling, and to being dissolved in the water completely, termination reaction is lowered the temperature.
Further, described acrylate be selected from methyl methacrylate, butyl acrylate, Octyl acrylate and Propylene glycol monoacrylate one or more; Described vinylformic acid be selected from methacrylic acid and vinylformic acid one or more.
Further, described initiator is selected from one or more of benzoyl peroxide, Diisopropyl azodicarboxylate and 2,2'-Azobis(2,4-dimethylvaleronitrile); Described organic solvent is selected from one or more of Virahol, propylene glycol monomethyl ether, propandiol butyl ether and diethylene glycol ether.
Further, described neutralizing agent is selected from dimethylethanolamine, organic amine neuutralizer AMP-95 or triethylamine.
The useful effect of the present invention:
Soluble epoxide organosilicon acrylic resin of the present invention is that ring oxygen fat is carried out modification and make ring oxygen organosilicon acrylic resin reach water-soluble, and can be infinitely miscible with tap water. Product of the present invention can be made into water soluble paint, it is widely used in its paint films such as insullac, glass lacquer, automobile finish, tin-decorating finish, protective system, metallic paint, wood lacquer, and there is high brightness (being greater than 90), hardness (being greater than 5H), resistance to deep-draw, folding gulf, water boiling resistance, salt spray resistance etc., and use cost reduce 60% than oil-base paint, and safety and environmental protection and energy-conservation, there is extremely high social value and economic benefit.
Embodiment
Embodiment 1
A kind of soluble epoxide organosilicon acrylic resin, calculate according to weight parts, comprise following component:
20 parts of methyl methacrylates, 45 parts of butyl acrylates, 5 parts of Octyl acrylates and 3 parts of Propylene glycol monoacrylates, vinylformic acid 10 parts of methacrylic acids and 2 parts of vinylformic acid, epoxy resin 8 parts, silane coupling agent 4 parts, 5 parts of benzoyl peroxides and 5 parts of Diisopropyl azodicarboxylates, 7 parts of Virahols, 25 parts of propylene glycol monomethyl ethers and 10 parts of propandiol butyl ethers, 9 parts of dimethylethanolamines and tap water, the add-on of described tap water reaches 40% with solid content and is as the criterion.
Preparation method, comprises the following steps:
1) calculate according to weight parts, take 20 parts of methyl methacrylates, 45 parts of butyl acrylates, 5 parts of Octyl acrylates evenly obtain mixed solution a with 3 parts of Propylene glycol monoacrylates, vinylformic acid 10 parts of methacrylic acids and 2 parts of vinylformic acid and 5 parts of benzoyl peroxides stirrings;
2) take 8 parts of epoxy resin, 5 parts of Diisopropyl azodicarboxylates, 7 parts of Virahols, 25 parts of propylene glycol monomethyl ethers mix with 10 parts of propandiol butyl ethers, and stir uniform dissolution at 100 DEG C and obtain mixed solution b;
3) at 100-110 DEG C, by step 1) the mixed solution a that obtains at the uniform velocity drops in mixed solution b, dropwises insulation after 0.8 hour, then add 4 parts of silane coupling agents, and then be incubated 1.2 hours;
4) to add neutralizing agent aqueous assay water-soluble in sampling, and to being dissolved in the water completely, termination reaction is lowered the temperature.
Embodiment 2
A kind of soluble epoxide organosilicon acrylic resin, calculate according to weight parts, comprise following component:
30 parts of methyl methacrylates, 35 parts of butyl acrylates, 10 parts of Octyl acrylates and 7 parts of Propylene glycol monoacrylates, vinylformic acid 6 parts of methacrylic acids and 5 parts of vinylformic acid, epoxy resin 12 parts, silane coupling agent 2 parts, 7 parts of benzoyl peroxides and 3 parts of Diisopropyl azodicarboxylates, 4 parts of Virahols, 35 parts of propylene glycol monomethyl ethers and 20 parts of propandiol butyl ethers, 7 parts of triethylamines and tap water, the add-on of described tap water reaches 70% with solid content and is as the criterion.
Preparation method, comprises the following steps:
1) calculate according to weight parts, take 30 parts of methyl methacrylates, 35 parts of butyl acrylates, 10 parts of Octyl acrylates evenly obtain mixed solution a with 7 parts of Propylene glycol monoacrylates, vinylformic acid 6 parts of methacrylic acids, 5 parts of vinylformic acid and 7 parts of benzoyl peroxides stirrings;
2) take 12 parts of epoxy resin, 3 parts of Diisopropyl azodicarboxylates, 4 parts of Virahols, 35 parts of propylene glycol monomethyl ethers mix with 20 parts of propandiol butyl ethers, and stir uniform dissolution at 130 DEG C and obtain mixed solution b;
3) at 100-110 DEG C, by step 1) the mixed solution a that obtains at the uniform velocity drops in mixed solution b, dropwises insulation after 1.2 hours, then add 2 parts of silane coupling agents, and then be incubated 0.8 hour;
4) to add neutralizing agent aqueous assay water-soluble in sampling, and to being dissolved in the water completely, termination reaction is lowered the temperature.
Embodiment 3
A kind of soluble epoxide organosilicon acrylic resin, calculate according to weight parts, comprise following component:
20 parts of butyl acrylates, 35 parts of Octyl acrylates and 15 parts, 10 parts, vinylformic acid, epoxy resin 10 parts, silane coupling agent 3 parts, BP 4 parts, 2,2'-Azobis(2,4-dimethylvaleronitrile) 6 parts, Virahol 32 parts, propylene glycol monomethyl ether 22 parts, 8 parts of organic amine neuutralizer AMP-95 and tap water, the add-on of described tap water reaches 60% with solid content and is as the criterion.
Preparation method, comprises the following steps:
1) calculate according to weight parts, take 20 parts of butyl acrylates, 35 parts of Octyl acrylates with 15 parts, 10 parts, vinylformic acid, the stirrings of 4 parts of benzoyl peroxides evenly obtain mixed solution a;
2) take 10 parts of epoxy resin, 6 parts of 2,2'-Azobis(2,4-dimethylvaleronitrile), 32 parts of Virahols, 22 parts of propylene glycol monomethyl ether mixing, and stir uniform dissolution at 120 DEG C and obtain mixed solution b;
3) at 100-110 DEG C, by step 1) the mixed solution a that obtains at the uniform velocity drops in mixed solution b, dropwises insulation after 1.0 hours, then add 3 parts of silane coupling agents, and then be incubated 1.0 hours;
4) to add neutralizing agent aqueous assay water-soluble in sampling, and to being dissolved in the water completely, termination reaction is lowered the temperature.
The foregoing is only the better embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a soluble epoxide organosilicon acrylic resin, it is characterised in that, calculate according to weight parts, comprise following component:
Acrylate 63-92 part, vinylformic acid 8-15 part, epoxy resin 8-12 part, silane coupling agent 2-4 part, initiator 8-12 part, organic solvent 39-62 part, neutralizing agent 7-9 part and tap water, the add-on of described tap water reaches 40%-70% with solid content and is as the criterion.
2. soluble epoxide organosilicon acrylic resin according to claim 1, it is characterised in that, described acrylate be selected from methyl methacrylate, butyl acrylate, Octyl acrylate and Propylene glycol monoacrylate one or more.
3. soluble epoxide organosilicon acrylic resin according to claim 1, it is characterised in that, described vinylformic acid be selected from methacrylic acid and vinylformic acid one or more.
4. soluble epoxide organosilicon acrylic resin according to claim 1, it is characterised in that, described initiator is selected from one or more of benzoyl peroxide, Diisopropyl azodicarboxylate and 2,2'-Azobis(2,4-dimethylvaleronitrile).
5. soluble epoxide organosilicon acrylic resin according to claim 1, it is characterised in that, described organic solvent is selected from one or more of Virahol, propylene glycol monomethyl ether, propandiol butyl ether and diethylene glycol ether.
6. soluble epoxide organosilicon acrylic resin according to claim 1, it is characterised in that, described neutralizing agent is selected from dimethylethanolamine, organic amine neuutralizer AMP-95 or triethylamine.
7. the preparation method of soluble epoxide organosilicon acrylic resin according to claim 1 to 6 any one, it is characterised in that, comprise the following steps:
1) calculate according to weight parts, take 63-92 part acrylate, 8-15 part vinylformic acid and the stirring of 5-7 part initiator and evenly obtain mixed solution a;
2) take 8-12 part epoxy resin, 3-5 part initiator mix with 39-62 part organic solvent, and 100～130 DEG C stir uniform dissolution obtain mixed solution b;
3) at 100-110 DEG C, by step 1) the mixed solution a that obtains at the uniform velocity drops in mixed solution b, dropwises insulation after 0.8-1.2 hour, then add 2-4 part silane coupling agent, and then be incubated 0.8-1.2 hour;
4) to add neutralizing agent aqueous assay water-soluble in sampling, and to being dissolved in the water completely, termination reaction is lowered the temperature.
8. the preparation method of soluble epoxide organosilicon acrylic resin according to claim 7, it is characterised in that, described acrylate be selected from methyl methacrylate, butyl acrylate, Octyl acrylate and Propylene glycol monoacrylate one or more; Described vinylformic acid be selected from methacrylic acid and vinylformic acid one or more.
9. the preparation method of soluble epoxide organosilicon acrylic resin according to claim 7, it is characterised in that, described initiator is selected from one or more of benzoyl peroxide, Diisopropyl azodicarboxylate and 2,2'-Azobis(2,4-dimethylvaleronitrile); Described organic solvent is selected from one or more of Virahol, propylene glycol monomethyl ether, propandiol butyl ether and diethylene glycol ether.
10. the preparation method of soluble epoxide organosilicon acrylic resin according to claim 7, it is characterised in that, described neutralizing agent is selected from dimethylethanolamine, organic amine neuutralizer AMP-95 or triethylamine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610164146.9A CN105669915A (en) | 2016-03-21 | 2016-03-21 | Water-soluble epoxy silicone acrylic resin and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610164146.9A CN105669915A (en) | 2016-03-21 | 2016-03-21 | Water-soluble epoxy silicone acrylic resin and preparation method thereof |
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| CN105669915A true CN105669915A (en) | 2016-06-15 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106810649A (en) * | 2017-01-13 | 2017-06-09 | 佛山市顺德区地缘电子科技有限公司 | A kind of self-drying type water-solubility acrylic acid organic siliconresin and preparation method and application |
| CN107056996A (en) * | 2017-01-13 | 2017-08-18 | 佛山市顺德区地缘电子科技有限公司 | A kind of water-soluble acrylic modified epoxy organosilicon resin and preparation method and application |
| CN107418355A (en) * | 2017-07-31 | 2017-12-01 | 华南理工大学 | A kind of waterborne epoxy modified acrylic insulated paint and preparation method and application |
| CN110305326A (en) * | 2019-07-17 | 2019-10-08 | 上海应用技术大学 | A kind of engineering machinery paint water-based acrylic resin and preparation method thereof |
| CN113004838A (en) * | 2021-03-30 | 2021-06-22 | 广东电网有限责任公司 | Plugging material and preparation method and application thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106810649A (en) * | 2017-01-13 | 2017-06-09 | 佛山市顺德区地缘电子科技有限公司 | A kind of self-drying type water-solubility acrylic acid organic siliconresin and preparation method and application |
| CN107056996A (en) * | 2017-01-13 | 2017-08-18 | 佛山市顺德区地缘电子科技有限公司 | A kind of water-soluble acrylic modified epoxy organosilicon resin and preparation method and application |
| CN107418355A (en) * | 2017-07-31 | 2017-12-01 | 华南理工大学 | A kind of waterborne epoxy modified acrylic insulated paint and preparation method and application |
| CN107418355B (en) * | 2017-07-31 | 2019-10-18 | 华南理工大学 | A kind of waterborne epoxy modified acrylic insulated paint and preparation method and application |
| CN110305326A (en) * | 2019-07-17 | 2019-10-08 | 上海应用技术大学 | A kind of engineering machinery paint water-based acrylic resin and preparation method thereof |
| CN110305326B (en) * | 2019-07-17 | 2022-07-15 | 上海应用技术大学 | Water-based acrylic resin for engineering machinery paint and preparation method thereof |
| CN113004838A (en) * | 2021-03-30 | 2021-06-22 | 广东电网有限责任公司 | Plugging material and preparation method and application thereof |
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