CN105623328A - Formula of epoxy baking varnish for metal baking varnish - Google Patents
Formula of epoxy baking varnish for metal baking varnish Download PDFInfo
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- CN105623328A CN105623328A CN201410577078.XA CN201410577078A CN105623328A CN 105623328 A CN105623328 A CN 105623328A CN 201410577078 A CN201410577078 A CN 201410577078A CN 105623328 A CN105623328 A CN 105623328A
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Abstract
The present invention discloses a formula of an epoxy baking varnish for a metal baking varnish, wherein the used raw materials comprise, by mass, 12 parts of dipropylene glycol methyl ether, 0.5-0.6 part of indole butyric acid, 5-6 parts of an amino resin, 40-42 parts of an aqueous acrylic-modified epoxy resin, 0.7-1 part of a dispersing agent, 0.2-0.5 part of a defoamer, 0.4-0.6 part of a leveling agent, 29-33 parts of a white pigment paste, and 0.01 part of a thickener. According to the present invention, the epoxy baking varnish prepared by using the formula achieves the performances of the conventional aqueous epoxy paint, the types of the used coating materials for preparation are less, the preparation process is simple, the prepared epoxy baking varnish product is environmentally friendly, and the coating process is simple.
Description
Technical field
The present invention relates to furniture metal baking finish field, in particular it relates to a kind of epoxy baking vanish formula for metal baking finish.
Background technology
Five metals Furniture Factory of China produces indoor outer metal furniture, and such as outdoor flower garden tables and chairs and park chair etc., indoor cool chair and rattan chair and attached desk etc. of joining, main use material is metal and glass. Metal material choice of powder coating and liquid coating are carried out application. Wherein conventional liquid coating is from dry finishing touch-up paint, white spirit glass model hand brush paint, high-temperature metal baking vanish and high temp glass baking vanish. Aqueous is impregnated electrophoretic paint and is used for the ironware anticorrosion with iron pipe to replace powder coating by minority five metals Furniture Factory, repastes dress solvent-borne type finish paint above.
Indoor outer metal furniture requires coating restriction heavy metal already, especially plumbous content is had strict restriction. Owing to environmental consciousness improves, the use of solvent also can be proposed corresponding requirement later. Therefore, making liquid coating move towards Water-borne modification, high solid or solvent free, can be simultaneously used in iron material and glass substrate, and have good tack, thus economizing technique, few flow process, reducing equipment investment is the direction that coating research staff makes great efforts.
Summary of the invention
The technical problem to be solved is to provide a kind of epoxy baking vanish formula for metal baking finish, and the raw material type that in this formula, epoxy baking vanish uses is less, preparation flow is simpler, and the epoxy baking vanish product more environmental protection of preparation, coating process flow process are simpler.
This invention address that the problems referred to above be the technical scheme is that
For the epoxy baking vanish formula of metal baking finish, raw material and mass fraction thereof that described epoxy baking vanish adopts are as follows: dipropylene glycol methyl ether 12 parts, indolebutyric acid 0.5-0.6 part, amino resins 5-6 part, aqueous acrylic modified epoxy resin 40-42 part, dispersant 0.7-1 part, defoamer 0.2-0.5 part, levelling agent 0.4-0.6 part, stock white 29-33 part, thickening agent 0.01 part.
Further, described stock white composition is 55% rutile titanium white lead, 45% Pulvis Talci.
Further, the composition of described aqueous acrylic modified epoxy resin is 70% epoxy resin, 30% acrylic acid.
Further, the raw material that described epoxy baking vanish adopts also includes deionized water 2-3 part.
Further, described dispersant includes dispersant one and dispersant two, wherein dispersant one 0.4-0.5 part, dispersant two 0.3-0.5 part, described defoamer includes defoamer one and defoamer two, wherein defoamer one 0.1-0.25 part, defoamer two 0.1-0.25 part.
Further, described epoxy baking vanish adopts raw material and mass fraction thereof are as follows: dipropylene glycol methyl ether 12 parts, indolebutyric acid 0.55 part, 5.5 parts of amino resins, aqueous acrylic modified epoxy resin 41 parts, dispersant one 0.45 parts, dispersant 2 0.4 parts, defoamer one 0.2 parts, defoamer 2 0.2 parts, levelling agent 0.5 part, stock white 30 parts, thickening agent 0.01 part, deionized water 2.5 parts.
To sum up, the invention has the beneficial effects as follows: adopt the epoxy baking vanish of the formula of the present invention that metal and glass have the adhesive force of excellence, there is high-modulus, high intensity, high tenacity, chemical-resistant is good, the features such as excellent corrosion resistance, meet the requirement to coating of the indoor outer five metals Furniture Factory, have again weatherability and the gloss feature of acrylic coating concurrently, be that tradition aqueous epoxy resins paint is incomparable; And applied widely, spraying, dip-coating, brushing, roller coat and showering post-drying film forming can be adopted. Can replacing solvent-borne type high temp glass baking vanish, part replaces powdery paints and water-base epoxy electrophoretic primer, is suitable for indoor outer five metals Furniture Factory and uses, and except environmental emission reduction, decreases again coating type and coating process flow process, and reduces equipment cost investment.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is done detailed description further, but embodiments of the present invention are not limited to this.
Embodiment 1:
The composition of raw materials adopted for the epoxy baking vanish of metal baking finish in the present embodiment is:
Dipropylene glycol methyl ether 12 parts, indolebutyric acid 0.5-0.6 part, amino resins 5-6 part, aqueous acrylic modified epoxy resin 40-42 part, dispersant 0.7-1 part, defoamer 0.2-0.5 part, levelling agent 0.4-0.6 part, stock white 29-33 part, 0.01 part of thickening agent, deionized water 2-3 part, wherein:
Stock white composition is 55% rutile titanium white lead, 45% Pulvis Talci;
The composition of aqueous acrylic modified epoxy resin is 70% epoxy resin, 30% acrylic acid aqueous dispersion.
Embodiment 2:
The composition of raw materials adopted for the epoxy baking vanish of metal baking finish in the present embodiment is:
Dipropylene glycol methyl ether 12 parts, indolebutyric acid 0.5-0.6 part, amino resins 5-6 part, aqueous acrylic modified epoxy resin 40-42 part, dispersant one 0.4-0.5 part, dispersant two 0.3-0.5 part, defoamer one 0.1-0.25 part, defoamer two 0.1-0.25 part, levelling agent 0.4-0.6 part, stock white 29-33 part, thickening agent 0.01 part.
Its preparation technology comprises the following steps:
S1: 12 parts of dipropylene glycol methyl ethers, 0.5-0.6 part indolebutyric acid, 5-6 part amino resins, the aqueous acrylic modified epoxy resin of 40-42 part, 0.4-0.5 part dispersant 1,0.3-0.5 part dispersant 2,0.1-0.25 part defoamer 1,0.1-0.25 part defoamer 2,0.4-0.6 part levelling agent are added in paint mixing cylinder, high speed dispersion 30 minutes, is uniformly dispersed compound;
S2: under high speed dispersion state, adds 29-33 part stock white, continues high speed dispersion 10 minutes;
S3: under high speed dispersion state, adds 0.01 part of thickening agent, continues high speed dispersion 10 minutes;
S4: add 0.25-0.35 part ph regulator, adjusts the pH value of compound to more than 8, and adds 2-3 part deionized water and regulate viscosity;
S5: filter with 120 order spun silk cloth, discharging.
Above-mentioned high speed dispersion refers to disperses by the speed of 1000r/min.
In the present embodiment, the dispersant one of use, dispersant two, defoamer one, defoamer two adopt the material that this area is common.
Embodiment 2:
Raw material and mass fraction thereof that in the present embodiment, epoxy baking vanish adopts are as follows: dipropylene glycol methyl ether 12 parts, indolebutyric acid 0.55 part, 5.5 parts of amino resins, aqueous acrylic modified epoxy resin 41 parts, dispersant one 0.45 parts, dispersant 2 0.4 parts, defoamer one 0.2 parts, defoamer 2 0.2 parts, levelling agent 0.5 part, stock white 30 parts, thickening agent 0.01 part, deionized water 2.5 parts. Its preparation technology is with embodiment 2, and the number entering raw material is revised accordingly
The epoxy baking vanish paint adopting above-mentioned formula and technique to prepare is coated on tinplate, glass and tests, test result shows, epoxy baking vanish prepared by the formula of employing the present embodiment and technique has not only reached the performance of traditional aqueous epoxy resins paint, and even better on bendability and salt fog resistance.
Owing to water dilution type acrylic modified epoxy resin has high-modulus, high intensity, high tenacity, chemical resistance is good, corrosion resistance is excellent and to metal and inorganic matter, as glass has very excellent adhesive force, has again the excellent weather resistance of acrylic resin and the feature of gloss concurrently. It borrow amino reaction baking-curing after, metal and glass are had very excellent tack and pliability, therefore can be used for metal spray paint drying post-treatment molding. Epoxy baking vanish in the present embodiment, with water dilution type acrylic modified epoxy resin for raw material, can adopt spraying, dip-coating, brushing, roller coat and showering post-drying film forming, applied widely, can be used for metal and glass processing industry, such as industries such as five metals furniture and mirror industry.
To sum up, adopt epoxy baking vanish prepared by the formula of the present embodiment that metal and glass have the adhesive force of excellence, there is high-modulus, high intensity, high tenacity, chemical-resistant is good, the features such as excellent corrosion resistance, meet the requirement to coating of the indoor outer five metals Furniture Factory, have again weatherability and the gloss feature of acrylic coating concurrently, be that tradition aqueous epoxy resins paint is incomparable; And applied widely, spraying, dip-coating, brushing, roller coat and showering post-drying film forming can be adopted. Can replacing solvent-borne type high temp glass baking vanish, part replaces powdery paints and water-base epoxy electrophoretic primer, is suitable for indoor outer five metals Furniture Factory and uses, and except environmental emission reduction, decreases again coating type and coating process flow process, and reduces equipment cost investment.
Below being only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment, and all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention. It should be pointed out that, for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, should be regarded as protection scope of the present invention.
Claims (6)
1. for the epoxy baking vanish formula of metal baking finish, it is characterised in that raw material and mass fraction thereof that described epoxy baking vanish adopts are as follows:
Dipropylene glycol methyl ether 12 parts, indolebutyric acid 0.5-0.6 part, amino resins 5-6 part, aqueous acrylic modified epoxy resin 40-42 part, dispersant 0.7-1 part, defoamer 0.2-0.5 part, levelling agent 0.4-0.6 part, stock white 29-33 part, thickening agent 0.01 part.
2. the epoxy baking vanish formula for metal baking finish according to claim 1, it is characterised in that described stock white composition is 55% rutile titanium white lead, 45% Pulvis Talci.
3. the epoxy baking vanish formula for metal baking finish according to claim 1 and 2, it is characterised in that the composition of described aqueous acrylic modified epoxy resin is 70% epoxy resin, 30% acrylic acid.
4. the epoxy baking vanish formula for metal baking finish according to claim 3, it is characterised in that the raw material that described epoxy baking vanish adopts also includes deionized water 2-3 part.
5. the epoxy baking vanish formula for metal baking finish according to claim 4, it is characterized in that, described dispersant includes dispersant one and dispersant two, wherein dispersant one 0.4-0.5 part, dispersant two 0.3-0.5 part, described defoamer includes defoamer one and defoamer two, wherein defoamer one 0.1-0.25 part, defoamer two 0.1-0.25 part.
6. the epoxy baking vanish formula for metal baking finish according to claim 4, it is characterised in that raw material and mass fraction thereof that described epoxy baking vanish adopts are as follows:
Dipropylene glycol methyl ether 12 parts, indolebutyric acid 0.55 part, 5.5 parts of amino resins, aqueous acrylic modified epoxy resin 41 parts, dispersant one 0.45 parts, dispersant 2 0.4 parts, defoamer one 0.2 parts, defoamer 2 0.2 parts, levelling agent 0.5 part, stock white 30 parts, thickening agent 0.01 part, deionized water 2.5 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410577078.XA CN105623328A (en) | 2014-10-25 | 2014-10-25 | Formula of epoxy baking varnish for metal baking varnish |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410577078.XA CN105623328A (en) | 2014-10-25 | 2014-10-25 | Formula of epoxy baking varnish for metal baking varnish |
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| CN105623328A true CN105623328A (en) | 2016-06-01 |
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| CN201410577078.XA Pending CN105623328A (en) | 2014-10-25 | 2014-10-25 | Formula of epoxy baking varnish for metal baking varnish |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106189722A (en) * | 2016-07-18 | 2016-12-07 | 北京恒固防腐工程有限公司 | A kind of water nano heat insulation color steel baking vanish formula and preparation method |
| CN109627903A (en) * | 2018-10-30 | 2019-04-16 | 连云港泽阳装饰材料有限公司 | A kind of printing iron flask transparent yellow polyester baking vanish |
| CN112375438A (en) * | 2020-10-27 | 2021-02-19 | 昆山协盛电子有限公司 | Environment-friendly paint for spraying water pump base and preparation method thereof |
| CN115926588A (en) * | 2022-11-23 | 2023-04-07 | 上海准浩实业有限公司 | Water-based metal paint and coating method thereof |
-
2014
- 2014-10-25 CN CN201410577078.XA patent/CN105623328A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106189722A (en) * | 2016-07-18 | 2016-12-07 | 北京恒固防腐工程有限公司 | A kind of water nano heat insulation color steel baking vanish formula and preparation method |
| CN109627903A (en) * | 2018-10-30 | 2019-04-16 | 连云港泽阳装饰材料有限公司 | A kind of printing iron flask transparent yellow polyester baking vanish |
| CN112375438A (en) * | 2020-10-27 | 2021-02-19 | 昆山协盛电子有限公司 | Environment-friendly paint for spraying water pump base and preparation method thereof |
| CN115926588A (en) * | 2022-11-23 | 2023-04-07 | 上海准浩实业有限公司 | Water-based metal paint and coating method thereof |
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