CN112662285A - Nano environment-friendly pure black coating - Google Patents
Nano environment-friendly pure black coating Download PDFInfo
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- CN112662285A CN112662285A CN202011513707.4A CN202011513707A CN112662285A CN 112662285 A CN112662285 A CN 112662285A CN 202011513707 A CN202011513707 A CN 202011513707A CN 112662285 A CN112662285 A CN 112662285A
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Abstract
The invention belongs to the technical field of coatings, and discloses a nano environment-friendly pure black coating. The coating comprises black paint and varnish, wherein the black paint is nano anti-fouling black paint, the varnish is new thick plate varnish, and the black paint is 50-80 parts by weight and the varnish is 20-50 parts by weight. The paint can form double-coating paint, has good adhesive force, is not easy to drop paint, and has good weather resistance; meanwhile, different color pastes and extinction powder can be added into the coating according to the requirement to obtain different colors and glossiness, so that the decorative effect is improved; the nano carbon black slurry in the black primer replaces metal complex black dye, is green and environment-friendly, and has low cost. The coating can be widely applied to indoor and outdoor aluminum profile coating.
Description
Technical Field
The invention belongs to the technical field of coatings, and particularly relates to a nano environment-friendly pure black coating.
Background
A coating (also called paint) is a material which can be coated on the surface of an object by different construction methods to form a continuous solid film with firm adhesion and certain strength. The main components of the paint comprise a film forming substance, an auxiliary agent, a pigment and a solvent, and the paint has three main functions: protect, decorate and cover the defect of product, promote the value of product.
Some children toys, furniture, printed products or building material coating and the like adopt dyes or metal complex dyes, most of the dyes have the defects of serious standard exceeding of heavy metals, containing of pathogenic substances, poor temperature resistance, sun resistance and migration resistance, and can not meet the pursuit of people on healthy life and product quality. Meanwhile, after a lot of coatings are colored, the coatings are easy to drop and leak, the decoration is not high, the weather resistance is poor, and the coatings cannot be widely applied to indoor and outdoor aluminum profile coating.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a nano environment-friendly pure black coating. The paint disclosed by the invention comprises black paint and varnish, can form double-coating paint, is good in adhesive force, is not easy to drop paint, and is good in weather resistance; meanwhile, different color pastes and extinction powder can be added into the coating according to the requirement to obtain different colors and glossiness, so that the decorative effect is improved; the nano carbon black slurry in the black primer replaces metal complex black dye, is green and environment-friendly, and has low cost. The coating can be widely applied to indoor and outdoor aluminum profile coating.
The invention is realized by the following technical scheme:
the nano environment-friendly pure black coating comprises black paint and varnish, wherein the black paint is nano anti-fouling black paint, the varnish is a new thick plate varnish, and the black paint is 50-80 parts by weight and the varnish is 20-50 parts by weight.
Further, the nano anti-fouling black paint comprises the following components in parts by weight: 30-55 parts of black slurry, 2-5 parts of solvent and diluent, 3-10 parts of 3873 polyester resin, 20-45 parts of RP7552 resin, 3-10 parts of 303-98 resin and 0.2-1 part of AC-300 auxiliary agent.
Further, the black slurry is nano carbon black slurry and comprises the following components in parts by weight: 40-80 parts of 3873 polyester resin, 3-7 parts of BYK-ATU auxiliary agent, 6-14 parts of C311 carbon black and 12-28 parts of diluent.
Further, the solvent and diluent is PMA.
Further, the new thick plate varnish comprises the following components in parts by weight: 15-35 parts of RP7552 resin, 30-70 parts of 3873 polyester resin, 10-25 parts of L411-03N degussa polyester resin, 7-17 parts of 303-98 resin, 0-0.8 part of CAFA-450 auxiliary agent and 0.15-0.4 part of constant AC300 defoaming agent.
Further, the nano environment-friendly pure black coating also comprises 1-3 parts by weight of adhesion promoter, 3-9 parts by weight of cyclohexanone, 0.3-0.9 part by weight of 7744 acid catalyst and 0.15-0.45 part by weight of Tech-2080 organic silicon flatting agent.
Further, the nano environment-friendly pure black paint also comprises 3-8 parts by weight of TSA560N matting powder.
Furthermore, according to the required color, the nano environment-friendly pure black paint also comprises 0.15 to 0.45 weight part of new smallpox matte white paint and/or 0.25 to 0.75 weight part of scarlet slurry for color matching.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the invention, the nano environment-friendly pure black coating prepared by the unique proportion according to the production method of the coating in the prior art has good stain resistance and is easy to clean, and meanwhile, color paste and matting powder can be added into the coating according to needs to obtain different colors and glossiness, so that the decoration is improved. Can replace metal complex black dye, does not contain heavy metal and improves environmental protection. The coating has excellent salt spray resistance, aging resistance and other performances, and can be widely applied to coating of indoor and outdoor aluminum profiles.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail by referring to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention.
Example 1
The nano environment-friendly pure black coating comprises the following components: 50 parts of nano anti-fouling black paint and 20 parts of new thick plate varnish.
The nano anti-fouling black paint comprises the following components in parts by weight: 30 parts of black paste, 2 parts of PMA, 3 parts of 3873 polyester resin, 20 parts of RP7552 resin, 3 parts of 303-98 resin and 0.2 part of AC-300 auxiliary agent.
The black pulp is nano carbon black pulp and comprises the following components in parts by weight: 40 parts of 3873 polyester resin, 3 parts of BYK-ATU auxiliary agent, 6 parts of C311 carbon black and 12 parts of diluent.
The novel thick plate varnish comprises the following components in parts by weight: 15 parts of RP7552 resin, 30 parts of 3873 polyester resin, 10 parts of L411-03N degussa polyester resin, 7 parts of 303-98 resin, 0.3 part of CAFA-450 auxiliary agent and 0.15 part of constant AC300 defoaming agent.
Example 2
The nano environment-friendly pure black coating comprises the following components: 66.67 parts by weight of nano anti-fouling black paint, 33.33 parts by weight of thick plate varnish, 2.21 parts by weight of adhesion promoter, 6.67 parts by weight of cyclohexanone, 0.63 part by weight of 7744 acid catalyst and 0.33 part by weight of Tech-2080 organic silicon flatting agent.
The nano anti-fouling black paint comprises the following components in parts by weight: 45.45 parts of black slurry, 4.3 parts of PMA, 7.13 parts of 3873 polyester resin, 36.66 parts of RP7552 resin, 6 parts of 303-98 resin and 0.45 part of AC-300 auxiliary agent.
The black pulp is nano carbon black pulp and comprises the following components in parts by weight: 65 parts of 3873 polyester resin, 5 parts of BYK-ATU auxiliary agent, 10 parts of C311 carbon black and 20 parts of diluent.
The novel thick plate varnish comprises the following components in parts by weight: 23.38 parts of RP7552 resin, 46.76 parts of 3873 polyester resin, 17.55 parts of L411-03N degusse polyester resin, 11.47 parts of 303-98 resin, 0.55 part of CAFA-450 auxiliary agent and 0.29 part of constant AC300 defoaming agent.
Example 3
The nano environment-friendly pure black coating comprises the following components: 80 parts of nano anti-fouling black paint, 30 parts of fresh and thick plate varnish, 2.63 parts of adhesion promoter, 7.90 parts of cyclohexanone, 0.75 part of 7744 acid catalyst, 0.45 part of Tech-2080 organic silicon flatting agent, 4.8 parts of TSA560N flatting powder, 0.4 part of fresh and white variola paint and 0.6 part of scarlet slurry.
The nano anti-fouling black paint comprises the following components in parts by weight: 50.46 parts of black slurry, 4.6 parts of PMA, 8.13 parts of 3873 polyester resin, 40.06 parts of RP7552 resin, 6.3 parts of 303-98 resin and 0.51 part of AC-300 auxiliary agent.
The black pulp is nano carbon black pulp and comprises the following components in parts by weight: 80 parts of 3873 polyester resin, 6 parts of BYK-ATU auxiliary agent, 12 parts of C311 carbon black and 18 parts of diluent.
The novel thick plate varnish comprises the following components in parts by weight: 35 parts of RP7552 resin, 70 parts of 3873 polyester resin, 23.64 parts of L411-03N degussa polyester resin, 14.66 parts of 303-98 resin, 0.75 part of CAFA-450 auxiliary agent and 0.38 part of constant AC300 defoaming agent.
The nano environment-friendly pure black coating of the above embodiment was subjected to performance testing, and the results are shown in table 1.
Table 1 examples 1-3 coating property test results
| 60 degree gloss | Hardness of pencil | Impact strength | Adhesion force | Solvent resistance | Salt fog resistance | Aging resistance | |
| Example 1 | 86 | H | >50kg·cm | 5B | Reach the standard | No corrosion and peeling | ΔE<3.0 |
| Example 2 | 90 | H | >50kg·cm | 5B | Reach the standard | No corrosion and peeling | ΔE<3.0 |
| Example 3 | 44 | H | >50kg·cm | 5B | Reach the standard | No corrosion and peeling | ΔE<3.0 |
Detection standard: (1)60 ℃ gloss, GB/T9754-2007; (2) the pencil hardness is GB/T6739-2006 and is more than or equal to H; (3) positive and negative impact strength, GB/T1732-1993, >50kg cm; (4) adhesion, GB/T9286, 5B; (5) solvent resistance (MEK), GB/T5237.5, no softening, no nail mark; (6) salt fog resistance, GB/T6742, no corrosion and no shedding; (7) aging resistance, GB/T5237.5, Delta E < 3.0.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (8)
1. The nano environment-friendly pure black coating is characterized by comprising black paint and varnish, wherein the black paint is nano anti-fouling black paint, the varnish is a new thick plate varnish, and the black paint is 50-80 parts by weight and the varnish is 20-50 parts by weight.
2. The nano environment-friendly pure black paint as claimed in claim 1, wherein the nano anti-fouling black paint comprises the following components in parts by weight: 30-55 parts of black slurry, 2-5 parts of solvent and diluent, 3-10 parts of 3873 polyester resin, 20-45 parts of RP7552 resin, 3-10 parts of 303-98 resin and 0.2-1 part of AC-300 auxiliary agent.
3. The nano environment-friendly pure black coating as claimed in claim 2, wherein the black slurry is nano carbon black slurry, and comprises the following components in parts by weight: 40-80 parts of 3873 polyester resin, 3-7 parts of BYK-ATU auxiliary agent, 6-14 parts of C311 carbon black and 12-28 parts of diluent.
4. The nano environmentally friendly pure black coating of claim 2, wherein the solvent and diluent is PMA.
5. The nano environment-friendly pure black paint as claimed in claim 1, wherein the new thick plate varnish comprises the following components in parts by weight: 15-35 parts of RP7552 resin, 30-70 parts of 3873 polyester resin, 10-25 parts of L411-03N degussa polyester resin, 7-17 parts of 303-98 resin, 0-0.8 part of CAFA-450 auxiliary agent and 0.15-0.4 part of constant AC300 defoaming agent.
6. The nano environment-friendly pure black paint as claimed in claim 1, further comprising 1-3 parts by weight of an adhesion promoter, 3-9 parts by weight of cyclohexanone, 0.3-0.9 part by weight of 7744 acid catalyst, and 0.15-0.45 part by weight of Tech-2080 silicone leveling agent.
7. The nano environment-friendly pure black paint as claimed in claim 1, further comprising 3-8 parts by weight of TSA560N matting powder.
8. The nano environment-friendly pure black paint according to claim 1, wherein the nano environment-friendly pure black paint further comprises 0.15 to 0.45 parts by weight of new smallpox white matte paint and/or 0.25 to 0.75 parts by weight of scarlet slurry for toning according to the required color.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011513707.4A CN112662285A (en) | 2020-12-18 | 2020-12-18 | Nano environment-friendly pure black coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011513707.4A CN112662285A (en) | 2020-12-18 | 2020-12-18 | Nano environment-friendly pure black coating |
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| CN112662285A true CN112662285A (en) | 2021-04-16 |
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| CN202011513707.4A Pending CN112662285A (en) | 2020-12-18 | 2020-12-18 | Nano environment-friendly pure black coating |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4734467A (en) * | 1985-04-12 | 1988-03-29 | Nippon Paint Co., Ltd. | Coil coating paint composition |
| CN103013230A (en) * | 2012-12-20 | 2013-04-03 | 广州市番禺科迪色彩有限公司 | Preparation method of solvent-based nano-carbon black paste |
| CN104693930A (en) * | 2015-03-27 | 2015-06-10 | 广州慧谷化学有限公司 | Water dispersible fluorine silicone modified acrylic resin coating and preparation and application in aluminum profile |
| CN107189611A (en) * | 2017-05-23 | 2017-09-22 | 安徽黑钰颜料新材料有限公司 | A kind of black high-decoration coating, coating process and its application |
| CN107828331A (en) * | 2017-09-30 | 2018-03-23 | 合众（佛山）化工有限公司 | A kind of net taste type alcohol acid and polyurethane black finish paint of high solid |
-
2020
- 2020-12-18 CN CN202011513707.4A patent/CN112662285A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4734467A (en) * | 1985-04-12 | 1988-03-29 | Nippon Paint Co., Ltd. | Coil coating paint composition |
| CN103013230A (en) * | 2012-12-20 | 2013-04-03 | 广州市番禺科迪色彩有限公司 | Preparation method of solvent-based nano-carbon black paste |
| CN104693930A (en) * | 2015-03-27 | 2015-06-10 | 广州慧谷化学有限公司 | Water dispersible fluorine silicone modified acrylic resin coating and preparation and application in aluminum profile |
| CN107189611A (en) * | 2017-05-23 | 2017-09-22 | 安徽黑钰颜料新材料有限公司 | A kind of black high-decoration coating, coating process and its application |
| CN107828331A (en) * | 2017-09-30 | 2018-03-23 | 合众（佛山）化工有限公司 | A kind of net taste type alcohol acid and polyurethane black finish paint of high solid |
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