CN103360876A - Fluorocarbon metallic paint and preparation method thereof - Google Patents
Fluorocarbon metallic paint and preparation method thereof Download PDFInfo
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- CN103360876A CN103360876A CN2013103167083A CN201310316708A CN103360876A CN 103360876 A CN103360876 A CN 103360876A CN 2013103167083 A CN2013103167083 A CN 2013103167083A CN 201310316708 A CN201310316708 A CN 201310316708A CN 103360876 A CN103360876 A CN 103360876A
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Abstract
The invention provides a fluorocarbon metallic paint and a preparation method thereof. The fluorocarbon metallic paint is prepared by mixing tetrafluoroethylene resin, a silver powder dispersion, an orientation dispersion liquid and a flatting agent according to a certain ratio. The prepared fluorocarbon metallic paint by using the method of the invention is improved in brightness, color saturation, covering power and the like, and is good in weatherability.
Description
Technical field
The present invention relates to chemical field, specifically, relate to a kind of fluorine carbon metal paint and preparation method thereof.
Background technology
Physicals (hardness, sticking power, snappiness) and the chemical property (thermotolerance, resistance to deterioration, preservative property) of the metallic paint coatings such as traditional urethane, alkyd, nitro can not satisfy modern industry far away for the requirement of high-tech metallic paint coating performance.The fluorine carbon lacquer of seventies English, U.S., method batch production, and extremely people's favor of fluorocarbon coating of getting up in China's develop rapidly the nineties.This is because the performance free from worldly cares that the uniqueness of fluorine atomic structure of carbon formation fluorine carbon coats with lacquer in the molecule of fluorocarbon resin.Fluorine element is in main group second cycle the 7th in the periodictable, and atomic radius is little, electronegativity is maximum, so the fluorocarbon resin molecule is difficult to occur homolysis.Select coating thermotolerance, resistance to deterioration, preservative property and coating thickness that corresponding raw material makes, sticking power, the over-all properties such as shock-resistant all to be better than traditional coating.Utilize the peculiar advantage of fluorocarbon resin, select suitable raw material and auxiliary agent to make the novel fluoro-carbon metallic paint by advanced person's production technique, to overcome the difficult construction of metallic paint, the problems such as aberration occur of filming.
Summary of the invention
The purpose of this invention is to provide a kind of novel fluorine carbon metal paint and preparation method thereof.
In order to realize the object of the invention, a kind of fluorine carbon metal paint of the present invention, by tetrafluoroethylene resin, silver powder dispersion, directed dispersion liquid and flow agent by a certain percentage mixed preparing form.
Wherein, the compound method of described silver powder dispersion is: aluminum paste and N-BUTYL ACETATE after stirring under the certain speed, are added anti-settling agent again and continue to stir, and get final product.
The compound method of described directed dispersion liquid is: cellulose acetate butyrate and N-BUTYL ACETATE are mixed, make with the low-shearing power stirring all to be dissolved into translucent milky white liquid, add the aluminium powder directing agent again and continue to stir with certain speed, and get final product.
Described flow agent is through fluorine-carbon modified polyacrylate flow agent, its have very low surface-tension energy lower film in the movability of unbalanced impellent and aluminium powder, levelling property is splendid, stronger defoaming effect and anti-shrinkage cavity effect is arranged, and do not affect recoatability.
Aforesaid fluorine carbon metal paint is formulated by the component of following weight part:
Tetrafluoroethylene resin 30-60
Silver powder dispersion 10-20
Directed dispersion liquid 25-50
Flow agent 0.2-0.6
Wherein, aluminum paste, N-BUTYL ACETATE and anti-settling agent are counted 5:4:1 by weight in the described silver powder dispersion; Cellulose acetate butyrate, N-BUTYL ACETATE and aluminium powder directing agent are counted 3:14:3 by weight in the described directed dispersion liquid; Aluminum paste is that aluminium powder is dissolved in the paraffin oil that to form concentration be 70% slurries.
The compound method of described anti-settling agent is: tetrafluoroethylene resin and N-BUTYL ACETATE after stirring under certain speed, are added the polyamide wax anti-settling agent again and continue to stir, and get final product.Wherein, tetrafluoroethylene resin, N-BUTYL ACETATE and polyamide wax anti-settling agent are counted 2:2:1 by weight.
The cellulose acetate butyrate that uses among the present invention is CAB381-0.5, and its performance perameter is as shown in table 1:
The performance perameter of table 1 CAB381-0.5
The aluminium powder directing agent that uses among the present invention is CATB-215, and its performance perameter is as shown in table 2:
The performance perameter of table 2 CATB-215
The polyacrylate flow agent that uses among the present invention is EFKA3777, and its performance perameter is as shown in table 3:
The performance perameter of table 3 EFKA3777
The polyamide wax anti-settling agent that uses among the present invention is DISPARON6900-20X, and its performance perameter is as shown in table 4:
The performance perameter of table 4 DISPARON6900-20X
The present invention also provides the method for the above-mentioned fluorine carbon metal paint of preparation: with tetrafluoroethylene resin and silver powder dispersion, directing agent dispersion liquid and flow agent add according to a certain percentage in the paint mixing kettle stir with certain speed after, with N-BUTYL ACETATE adjustment viscosity to 30-60s(Tu-4 glass/23 ± 3 ℃).
The N-BUTYL ACETATE that uses among the present invention makes after purifying through distillation, condensation.
Fluorine carbon metal paint provided by the invention has following advantages:
The fluorine carbon metal paint that adopts the inventive method to make has improved the performances such as brightness, fullness of shade, opacifying power of fluorine carbon metal paint, and weathering resistance is stronger.
The fluorine carbon metal paint that adopts the inventive method to make is compared with existing metallic paint, has more excellent weathering resistance, fume resistance and self-cleaning.Protection and the finishing that can be widely used in aluminium sheet, steel plate, plastics, glass, ceramics, fire-proof asbestos dividing plate, timber and cement wall surface are as being used for metal curtain wall, link plate, bridge and highway railing, electric industry equipment etc.
Description of drawings
Fig. 1 is the test-results of in the embodiment of the invention metallic paint being carried out daylight type accelerated deterioration atmospheric exposure test.
Fig. 2 is the test-results of in the embodiment of the invention metallic paint being carried out the WMMAQUA accelerated weathering test.
Embodiment
Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.If do not specialize, the conventional means that used technique means is well known to those skilled in the art among the embodiment, the raw materials used commercial goods that is.
The cellulose acetate butyrate CAB381-0.5 that uses in following examples is available from Xi'an Jie De trade Co., Ltd; Aluminium powder directing agent CATB-215 is available from still grey hair exhibition of Guangzhou company limited; Polyacrylate flow agent EFKA3777 is available from chemical industry company limited of Xi'an enlightening side; Polyamide wax anti-settling agent DISPARON6900-20X originally changes into Co., Ltd. available from Japanese nanmu.
The preparation of embodiment fluorine carbon metal paint
(1) preparation of anti-settling agent
Speed with 1000r/min in fluorocarbon resin, the N-BUTYL ACETATE adding mixed cylinder is stirred 30min, add again DISPARON6900-20X and stir 20-30min with the speed continuation of 2000-3000r/min, for subsequent use.
(2) preparation of silver powder dispersion
First aluminum paste (aluminium powder is dissolved in the paraffin oil, and concentration is 70%) is added with N-BUTYL ACETATE and disperse in the cylinder, stirring at low speed makes the silver powder Uniform Dispersion, adds the 20%DISPARON anti-settling agent liquid for preparing again, and continues to stir into homogeneous body, and is for subsequent use.
(3) preparation of directing agent dispersion liquid
CAB381-0.5 aluminium powder directing agent and N-BUTYL ACETATE are added in the dissolving cylinder, make it all to be dissolved into translucent milky white liquid with the slow speed of revolution (being lower than 1000r/min) stirring, add again the CATB-215 directing agent and stir 20-30min with the speed continuation of 3000r/min, store for future use.
Add with silver powder dispersion, directing agent mixed solution, tetrafluoroethylene base fluorocarbon resin, through fluorine-carbon modified polyacrylate flow agent EFKA3777 that the speed with 2000-3000r/min stirs 40min in the paint mixing kettle, adjust viscosity 30-60s(with N-BUTYL ACETATE and be coated with-4 glasss/23 ± 3 ℃).
Each component proportion is as shown in table 5:
Each component proportion in table 5 fluorine carbon metal paint (weight percentage, %)
| Composition | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| The silver powder dispersion | 16 | 16 | 16 | 14 | 14 | 12 |
| The directing agent dispersion liquid | 40 | 30 | 40 | 45 | 30 | 30 |
| Tetrafluoroethylene resin | 35 | 40 | 40 | 40 | 35 | 50 |
| Flow agent EFKA3777 | 0.4 | 0.5 | 0.3 | 0.4 | 0.3 | 0.4 |
| N-BUTYL ACETATE | 8.6 | 13.5 | 3.7 | 0.6 | 20.7 | 7.6 |
The fluorine carbon metal paint that adopts the inventive method to make is compared with existing metallic paint, has more excellent weathering resistance, fume resistance and self-cleaning.Protection and the finishing that can be widely used in aluminium sheet, steel plate, plastics, glass, ceramics, fire-proof asbestos dividing plate, timber and cement wall surface are as being used for metal curtain wall, link plate, bridge and highway railing, electric industry equipment etc.
Respectively novel fluoro-carbon metallic paint and the existing acrylic resin metallic of preparation in the embodiment of the invention 1 coated with lacquer and carry out daylight type accelerated deterioration atmospheric exposure test, test method exposes testing method to the open air by the artificial weathering of GB/T1865-2009 paint and varnish and man-made radiation and carries out.
Test-results as shown in Figure 1.
Respectively novel fluoro-carbon metallic paint and the existing acrylic resin metallic lacquer of preparation in the embodiment of the invention 1 are carried out the WMMAQUA accelerated weathering test, test method is undertaken by ASTMG155 xenon lamp aging testing method.
Test-results as shown in Figure 2.
In addition, the present invention has also carried out filming abrasion resistance relatively to the novel fluoro-carbon metallic paint of preparation among the embodiment 1 and several frequently seen metallic paint, and the result is as shown in table 6.
Table 6 is filmed abrasion resistance relatively
| Coating type | Unit mass abrasion required time (h) |
| The novel fluoro-carbon metallic paint of preparation among the embodiment 1 | 6000 |
| The acrylic resin metallic lacquer | 2400 |
| The nitrometal lacquer | 1800 |
| The Synolac metallic paint | 1500 |
Although above the present invention is described in detail with a general description of the specific embodiments, on basis of the present invention, can make some modifications or improvements it, this will be apparent to those skilled in the art.Therefore, these modifications or improvements all belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (6)
1. a fluorine carbon metal paint is characterized in that, by tetrafluoroethylene resin, silver powder dispersion, directed dispersion liquid and flow agent by a certain percentage mixed preparing form;
Wherein, the compound method of described silver powder dispersion is: aluminum paste and N-BUTYL ACETATE after stirring under the certain speed, are added anti-settling agent again and continue to stir, and get final product;
The compound method of described directed dispersion liquid is: cellulose acetate butyrate and N-BUTYL ACETATE are mixed, make with the low-shearing power stirring all to be dissolved into translucent milky white liquid, add the aluminium powder directing agent again and continue to stir with certain speed, and get final product;
Described flow agent is through fluorine-carbon modified polyacrylate flow agent.
2. fluorine carbon metal paint according to claim 1 is characterized in that, and is formulated by the component of following weight part:
Tetrafluoroethylene resin 30-60
Silver powder dispersion 10-20
Directed dispersion liquid 25-50
Flow agent 0.2-0.6;
Wherein, aluminum paste, N-BUTYL ACETATE and anti-settling agent are counted 5:4:1 by weight in the described silver powder dispersion; Cellulose acetate butyrate, N-BUTYL ACETATE and aluminium powder directing agent are counted 3:14:3 by weight in the described directed dispersion liquid; Aluminum paste is that aluminium powder is dissolved in the paraffin oil that to form concentration be 70% slurries.
3. fluorine carbon metal paint according to claim 1 is characterized in that, the compound method of described anti-settling agent is: tetrafluoroethylene resin and N-BUTYL ACETATE after stirring under certain speed, are added the polyamide wax anti-settling agent again and continue to stir, and get final product.
4. fluorine carbon metal paint according to claim 3 is characterized in that, tetrafluoroethylene resin, N-BUTYL ACETATE and polyamide wax anti-settling agent are counted 2:2:1 by weight in the described anti-settling agent.
5. fluorine carbon metal paint according to claim 3, it is characterized in that, described cellulose acetate butyrate is CAB381-0.5, and described aluminium powder directing agent is CATB-215, described polyacrylate flow agent is EFKA3777, and described polyamide wax anti-settling agent is DISPARON6900-20X.
6. the method for preparing each described fluorine carbon metal paint of claim 1-5, it is characterized in that, with tetrafluoroethylene resin and silver powder dispersion, directing agent dispersion liquid and flow agent add according to a certain percentage in the paint mixing kettle stir with certain speed after, adjust viscosity to 30-60s(Tu-4 glass/23 ± 3 ℃ with N-BUTYL ACETATE).
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| CN201310316708.3A CN103360876B (en) | 2013-07-25 | 2013-07-25 | A kind of fluorine carbon metal paint and preparation method thereof |
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| CN103360876B CN103360876B (en) | 2016-08-10 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104140708A (en) * | 2014-07-28 | 2014-11-12 | 黄能威 | Rainbow agent |
| CN106752445A (en) * | 2016-12-14 | 2017-05-31 | 立邦涂料(成都)有限公司 | A kind of interiro wall latex paint and preparation method thereof |
| CN107057482A (en) * | 2017-06-29 | 2017-08-18 | 合肥达户电线电缆科技有限公司 | A kind of CCTV camera protective coating and preparation method thereof |
| CN109082168A (en) * | 2018-07-12 | 2018-12-25 | 山东佳星环保科技有限公司 | A kind of graphene fluorine carbon metal paint and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102964939A (en) * | 2012-11-27 | 2013-03-13 | 铜仁市光彩漆业有限公司 | Fluorocarbon metallic coating and manufacture method thereof |
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- 2013-07-25 CN CN201310316708.3A patent/CN103360876B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102964939A (en) * | 2012-11-27 | 2013-03-13 | 铜仁市光彩漆业有限公司 | Fluorocarbon metallic coating and manufacture method thereof |
Non-Patent Citations (2)
| Title |
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| 刘蓬军等: "新型氟碳金属漆的生产工艺", 《石化技术与应用》, vol. 21, no. 5, 30 September 2003 (2003-09-30), pages 339 - 341 * |
| 吴小源等: "《《铝合金型材表面处理技术》》", 30 April 2009, article "氟碳树脂的典型性能" * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104140708A (en) * | 2014-07-28 | 2014-11-12 | 黄能威 | Rainbow agent |
| CN104140708B (en) * | 2014-07-28 | 2016-07-27 | 黄能威 | A kind of rainbow agent |
| CN106752445A (en) * | 2016-12-14 | 2017-05-31 | 立邦涂料(成都)有限公司 | A kind of interiro wall latex paint and preparation method thereof |
| CN107057482A (en) * | 2017-06-29 | 2017-08-18 | 合肥达户电线电缆科技有限公司 | A kind of CCTV camera protective coating and preparation method thereof |
| CN109082168A (en) * | 2018-07-12 | 2018-12-25 | 山东佳星环保科技有限公司 | A kind of graphene fluorine carbon metal paint and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN103360876B (en) | 2016-08-10 |
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