CN108753141A - A kind of environment-friendly epoxy water paint and preparation method thereof - Google Patents
A kind of environment-friendly epoxy water paint and preparation method thereof Download PDFInfo
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- CN108753141A CN108753141A CN201810665039.3A CN201810665039A CN108753141A CN 108753141 A CN108753141 A CN 108753141A CN 201810665039 A CN201810665039 A CN 201810665039A CN 108753141 A CN108753141 A CN 108753141A
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/58—Epoxy resins
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- 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
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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
- 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
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paints Or Removers (AREA)
- Epoxy Resins (AREA)
Abstract
The invention discloses a kind of environment-friendly epoxy water paints and preparation method thereof, and coating is made of the raw material of following weight parts：Aqueous epoxy emulsion 130-200, myristic acid soda soap 1-2, diisocyanate 2-3, methanol 30-40, butyl titanate 30-40.The present invention is using butyl titanate as presoma, colloidal sol after hydrolysis is blended with aqueous epoxy emulsion, quaternization reaction occurs under methanol effect, to improve antibacterial, the yellowing resistance energy of finished product coating, the film of the present invention has good uniform and stable property, the quality of finished product high.
Description
Technical field
The invention belongs to environment-friendly epoxy water paint fields, and in particular to a kind of environment-friendly epoxy water paint and its preparation side
Method.
Background technology
Epoxy resin have excellent chemical resistance, to numerous grounds have splendid adhesive force, can with it is a variety of solid
Agent cures, and the compactness of film is good, rigidity is strong, heat-resistant antifriction is all fine, in occupation of critical role in anticorrosive paint, leads to
It crosses and adds different fillers and adjustment curing agent kind, the anti-corrosive paint of epoxy resin of different properties can be made, be suitable for not
Same anti-corrosion occasion, reaches good protecting effect.There are about 40% epoxy resin to be applied to manufacture epoxy painting in the world every year
Material, major applications are in corrosion-resistant field.In China, about 30%~40% epoxy resin is processed to various paintings
Material, has extensive purposes in fields such as ship, civil engineering, household electrical appliance, mechanotronics.Epoxy resin cured product is because of brittleness
Greatly, impact resistance, resistance to acid and alkali, flexibility and temperature tolerance are poor, limit the application of epoxy coating, therefore to epoxy resin
Modification be always one of the emphasis studied anti-corrosive paint of epoxy resin；
However, the feature of environmental protection of epoxy water paint is poor at present, and it is functional single, comprehensive performance is poor.
Invention content
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of environment-friendly epoxy water paint and its
Preparation method.
To achieve the above object, the present invention uses following technical scheme：
A kind of environment-friendly epoxy water paint, it is made of the raw material of following weight parts：
Aqueous epoxy emulsion 130-200, myristic acid soda soap 1-2, diisocyanate 2-3, methanol 30-40, four fourth of metatitanic acid
Ester 30-40.
The aqueous epoxy emulsion is made of the raw material of following weight parts：
Epoxy resin E51 70-80,1- methylimidazoles 18-20, oleic acid 10-16,2-mercaptobenzimidazole 1-2, acetic acid are different
Butyric acid sucrose ester 0.6-1.
The preparation method of the aqueous epoxy emulsion, includes the following steps：
(1) 2-mercaptobenzimidazole is taken, is added in the absolute ethyl alcohol of 6-9 times of its weight, stirs evenly, 1- methyl is added
Ethyl alcohol is distilled off insulated and stirred 1-2 hours at 40-50 DEG C in imidazoles, and oleic acid is added, and stirring at normal temperature 3-4 hours obtains oleic acid
Salt；
(2) Sucrose acetoisobutyrate, oleate mixing are taken, is added in the deionized water of 20-30 times of mixture weight, stirs
It mixes uniformly, epoxy resin E51 is added, ultrasound 10-40 minutes is to get the aqueous epoxy emulsion at 60-65 DEG C.
The preparation method of the environment-friendly epoxy water paint, includes the following steps：
(1) myristic acid soda soap, butyl titanate mixing are taken, is added in the deionized water of 30-40 times of mixture weight,
It is stirred to react 3-4 hours, obtains sol solution；
(2) diisocyanate is taken, is added in the deionized water of 50-60 times of its weight, stirs evenly；
(3) above-mentioned aqueous epoxy emulsion, sol solution mixing are taken, stirs evenly, methanol is added, is sent in reaction kettle,
It is 150-160 DEG C to adjust temperature of reaction kettle, insulated and stirred 10-13 hours, and discharging rotates 1-2 hours at 87-92 DEG C, is added
The aqueous solution of above-mentioned diisocyanate, ultrasonic 10-20 minutes to get the environment-friendly epoxy water paint.
Advantages of the present invention：
The present invention uses 2-mercaptobenzimidazole processing 1- methylimidazoles that will be obtained then with oleic acid blending reaction first
Oleate and epoxy blend, disperse in aqueous solution, obtain aqueous epoxy emulsion, then with butyl titanate be forerunner
Colloidal sol after hydrolysis is blended body with aqueous epoxy emulsion, quaternization reaction occurs under methanol effect, to improve finished product
Antibacterial, the yellowing resistance energy of coating, film of the invention have good uniform and stable property, the quality of finished product high.
Specific implementation mode
Embodiment 1
A kind of environment-friendly epoxy water paint, it is made of the raw material of following weight parts：
Aqueous epoxy emulsion 200, myristic acid soda soap 2, diisocyanate 3, methanol 40, butyl titanate 40.
The aqueous epoxy emulsion is made of the raw material of following weight parts：
Epoxy resin E51 80,1- methylimidazoles 20, oleic acid 16,2-mercaptobenzimidazole 2, Sucrose acetoisobutyrate 1.
The preparation method of the aqueous epoxy emulsion, includes the following steps：
(1) 2-mercaptobenzimidazole is taken, is added in the absolute ethyl alcohol of 9 times of its weight, stirs evenly, 1- methyl miaows are added
Ethyl alcohol is distilled off in azoles, insulated and stirred 2 hours at 50 DEG C, and oleic acid is added, and stirring at normal temperature 4 hours obtains oleate；
(2) Sucrose acetoisobutyrate, oleate mixing are taken, is added in the deionized water of 30 times of mixture weight, stirring
Uniformly, be added epoxy resin E51, at 65 DEG C ultrasound 40 minutes to get the aqueous epoxy emulsion.
The preparation method of the environment-friendly epoxy water paint, includes the following steps：
(1) myristic acid soda soap, butyl titanate mixing are taken, is added in the deionized water of 40 times of mixture weight, stirs
Reaction 4 hours is mixed, sol solution is obtained；
(2) diisocyanate is taken, is added in the deionized water of 60 times of its weight, stirs evenly；
(3) above-mentioned aqueous epoxy emulsion, sol solution mixing are taken, stirs evenly, methanol is added, is sent in reaction kettle,
It is 160 DEG C to adjust temperature of reaction kettle, insulated and stirred 13 hours, and discharging rotates 2 hours at 92 DEG C, above-mentioned diisocyanate is added
The aqueous solution of ester, ultrasonic 20 minutes to get the environment-friendly epoxy water paint.
Embodiment 2
A kind of environment-friendly epoxy water paint, it is made of the raw material of following weight parts：
Aqueous epoxy emulsion 130, myristic acid soda soap 1, diisocyanate 2, methanol 30, butyl titanate 30.
The aqueous epoxy emulsion is made of the raw material of following weight parts：
Epoxy resin E51 70,1- methylimidazoles 18, oleic acid 10,2-mercaptobenzimidazole 1, Sucrose acetoisobutyrate
0.6。
The preparation method of the aqueous epoxy emulsion, includes the following steps：
(1) 2-mercaptobenzimidazole is taken, is added in the absolute ethyl alcohol of 6 times of its weight, stirs evenly, 1- methyl miaows are added
Ethyl alcohol is distilled off in azoles, insulated and stirred 1 hour at 40 DEG C, and oleic acid is added, and stirring at normal temperature 3 hours obtains oleate；
(2) Sucrose acetoisobutyrate, oleate mixing are taken, is added in the deionized water of 20 times of mixture weight, stirring
Uniformly, be added epoxy resin E51, at 60 DEG C ultrasound 10 minutes to get the aqueous epoxy emulsion.
The preparation method of the environment-friendly epoxy water paint, includes the following steps：
(1) myristic acid soda soap, butyl titanate mixing are taken, is added in the deionized water of 30-40 times of mixture weight,
It is stirred to react 3 hours, obtains sol solution；
(2) diisocyanate is taken, is added in the deionized water of 50 times of its weight, stirs evenly；
(3) above-mentioned aqueous epoxy emulsion, sol solution mixing are taken, stirs evenly, methanol is added, is sent in reaction kettle,
It is 150 DEG C to adjust temperature of reaction kettle, insulated and stirred 10 hours, and discharging rotates 1 hour at 87 DEG C, above-mentioned diisocyanate is added
The aqueous solution of ester, ultrasonic 10 minutes to get the environment-friendly epoxy water paint.
Performance test：
Claims (4)
1. a kind of environment-friendly epoxy water paint, which is characterized in that it is made of the raw material of following weight parts：
Aqueous epoxy emulsion 130-200, myristic acid soda soap 1-2, diisocyanate 2-3, methanol 30-40, butyl titanate 30-
40。
2. a kind of environment-friendly epoxy water paint according to claim 1, which is characterized in that the aqueous epoxy emulsion is
It is made of the raw material of following weight parts：
Epoxy resin E51 70-80,1- methylimidazoles 18-20, oleic acid 10-16,2-mercaptobenzimidazole 1-2, Sucrose Acetate acid
Sucrose ester 0.6-1.
3. a kind of environment-friendly epoxy water paint according to claim 1, which is characterized in that the aqueous epoxy emulsion
Preparation method includes the following steps：
(1) 2-mercaptobenzimidazole is taken, is added in the absolute ethyl alcohol of 6-9 times of its weight, stirs evenly, 1- methyl miaows are added
Ethyl alcohol is distilled off insulated and stirred 1-2 hours at 40-50 DEG C in azoles, and oleic acid is added, and stirring at normal temperature 3-4 hours obtains oleate；
(2) Sucrose acetoisobutyrate, oleate mixing are taken, is added in the deionized water of 20-30 times of mixture weight, stirring is equal
It is even, epoxy resin E51 is added, ultrasound 10-40 minutes is to get the aqueous epoxy emulsion at 60-65 DEG C.
4. a kind of preparation method of environment-friendly epoxy water paint as described in claim 1, which is characterized in that include the following steps：
(1) myristic acid soda soap, butyl titanate mixing are taken, is added in the deionized water of 30-40 times of mixture weight, stirs
Reaction 3-4 hours, obtains sol solution；
(2) diisocyanate is taken, is added in the deionized water of 50-60 times of its weight, stirs evenly；
(3) above-mentioned aqueous epoxy emulsion, sol solution mixing are taken, stirs evenly, methanol is added, is sent in reaction kettle, adjust
Temperature of reaction kettle is 150-160 DEG C, insulated and stirred 10-13 hours, and discharging rotates 1-2 hours at 87-92 DEG C, is added above-mentioned
The aqueous solution of diisocyanate, ultrasonic 10-20 minutes to get the environment-friendly epoxy water paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810665039.3A CN108753141A (en) | 2018-06-25 | 2018-06-25 | A kind of environment-friendly epoxy water paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810665039.3A CN108753141A (en) | 2018-06-25 | 2018-06-25 | A kind of environment-friendly epoxy water paint and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108753141A true CN108753141A (en) | 2018-11-06 |
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ID=63977477
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810665039.3A Pending CN108753141A (en) | 2018-06-25 | 2018-06-25 | A kind of environment-friendly epoxy water paint and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109535856A (en) * | 2018-12-13 | 2019-03-29 | 周弛逍 | A kind of sol-gel modified graphene heat radiation coating and preparation method thereof |
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| CN106189815A (en) * | 2016-07-12 | 2016-12-07 | 天长市银狐漆业有限公司 | One is resistance to scrubs steel alloy anticorrosive paint and preparation method thereof |
| CN107189658A (en) * | 2017-05-23 | 2017-09-22 | 河北晨阳工贸集团有限公司 | Waterborne epoxy-polyurethane finish paint and its preparation and application for oil-gas pipeline |
| CN107189084A (en) * | 2017-07-03 | 2017-09-22 | 安徽艾珀希德化工科技有限公司 | The aqueous epoxy emulsion prepared by the emulsifying agent of the functional group of bis-epoxy containing isocyanates |
-
2018
- 2018-06-25 CN CN201810665039.3A patent/CN108753141A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106085205A (en) * | 2016-07-12 | 2016-11-09 | 天长市银狐漆业有限公司 | A kind of saponification steel alloy anticorrosive paint and preparation method thereof |
| CN106147592A (en) * | 2016-07-12 | 2016-11-23 | 天长市银狐漆业有限公司 | A kind of titanate esters steel alloy anticorrosive paint and preparation method thereof |
| CN106147594A (en) * | 2016-07-12 | 2016-11-23 | 天长市银狐漆业有限公司 | A kind of hard alloy steel anticorrosive paint and preparation method thereof |
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| CN107189658A (en) * | 2017-05-23 | 2017-09-22 | 河北晨阳工贸集团有限公司 | Waterborne epoxy-polyurethane finish paint and its preparation and application for oil-gas pipeline |
| CN107189084A (en) * | 2017-07-03 | 2017-09-22 | 安徽艾珀希德化工科技有限公司 | The aqueous epoxy emulsion prepared by the emulsifying agent of the functional group of bis-epoxy containing isocyanates |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109535856A (en) * | 2018-12-13 | 2019-03-29 | 周弛逍 | A kind of sol-gel modified graphene heat radiation coating and preparation method thereof |
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Application publication date: 20181106 |