CN104017471A - Stainless steel PVD (Physical Vapor Deposition) hardening coating and production method thereof - Google Patents
Stainless steel PVD (Physical Vapor Deposition) hardening coating and production method thereof Download PDFInfo
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- CN104017471A CN104017471A CN201410257479.7A CN201410257479A CN104017471A CN 104017471 A CN104017471 A CN 104017471A CN 201410257479 A CN201410257479 A CN 201410257479A CN 104017471 A CN104017471 A CN 104017471A
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Abstract
The invention provides a stainless steel PVD (Physical Vapor Deposition) hardening coating and a production method thereof. The coating comprises the following components in parts by weight: 5-10 parts of benzophenone, 20-30 parts of 3-methyl-3-methoxybutyl acetate, 5-10 parts of polyethylene wax slurry, 20-35 parts of glycerine propoxylate triacrylate, 20-35 parts of alkylated pentaerythritol tetraacrylate, 10-15 parts of six-functional polyester acrylate, 1-5 parts of 2-hydroxyethyl methacrylate phosphate and 1-3 parts of siloxane flatting agent. The preparation method comprises the following steps of mixing all the components in sequence, and uniformly stirring; then, filtering by using a filter bag of a 300-mesh nylon filter screen to obtain the stainless steel PVD hardening coating. The coating provided by the invention meets the environment-friendly requirement of a RoHS (Restriction of Hazardous Substances) instruction, and can be used for effectively protecting the color coating outside stainless steel and greatly improving the function of an electronic product.
Description
Technical field
The present invention relates to ultraviolet photo-curing technical field of coatings, especially relate to a kind of stainless steel PVD cured coating and production method thereof.
Background technology
Special electrical devices is as tablet PC; notebook parts; mobile phone frame needs very firm corrosion resistant metal; so planner gives stainless steel different colours by PVD technique; but the wearing quality of coloured coating is inadequate; long-time use can cause color to come off, and light fugitive photograph, corrosion and high temperature, therefore on color coating, is coated with one deck protective cover again and is very important.But also there is not in the market this coating for the protection of stainless steel color coating.
Summary of the invention
The problems referred to above that exist for prior art, the applicant provides a kind of stainless steel PVD cured coating and production method thereof.Coating prepared by the present invention belongs to solvent-borne type ultraviolet photo-curing coating, to stainless steel substrate and the color coating that is coated with above there is good protection effect.
Technical scheme of the present invention is as follows:
A kind of stainless steel PVD cured coating, each component is counted by weight: 3-methyl-3-methoxyacetic acid butyl ester of 20～30 parts, the glycerine trihydroxy-propyl ether triacrylate of 20～35 parts, the alkylation tetramethylol methane tetraacrylate of 20～35 parts, six functional group's polyester acrylates of 10～15 parts, the type siloxane flow agent of 1～3 part, the benzophenone of 5～10 parts, the polyethylene wax slurry of 5～10 parts, the 2-HEMA phosphoric acid ester of 1～5 part.
The processing step of coating of the present invention is as follows:
(1) 5～10 parts of benzophenone, 20～30 parts of 3-methyl-3-methoxyacetic acid butyl esters and 5～10 parts of polyethylene wax slurries are dropped in reaction cylinder and mixed, stir 10～15 minutes with the rotating speeds of 250～350 revs/min, obtain premix;
(2) in premix, add the glycerine trihydroxy-propyl ether triacrylate of 20～35 parts, the alkylation tetramethylol methane tetraacrylate of 20～35 parts, six functional group's polyester acrylates and 1～5 part of 2-HEMA phosphoric acid ester of 10～15 parts, stir 20～25 minutes with the rotating speeds of 400～500 revs/min, obtain compound; In reinforced and whipping process, reaction cylinder is added a cover, and inflated with nitrogen protection, to reduce the duration of contact of coating and oxygen as far as possible;
(3) in the compound obtaining to step (2), add 1～3 part of type siloxane flow agent, stir 10～15 minutes with the rotating speeds of 200～300 revs/min;
(4) compound step (3) being obtained filters through the filter bag that 300 order nylon leaching nets are housed, and obtains described stainless steel PVD cured coating after filtration.
When described step (2) finishes, when 25 DEG C of the viscosity of compound, adopt NK-2 flow cup to detect, viscosity is less than 20s; The fineness of the compound that described step (3) obtains is less than 20 microns.
Temperature in described whole technological process is no more than 50 DEG C, is not less than 5 DEG C.
The technique effect that the present invention is useful is:
The application adopts the raw material that contains phosphate bond, and corrosion stainless steel that can be slight makes coating and stainless steel produce good sticking power, aspect use properties, greatly improves.Compared with the prior art the present invention has the following advantages: can prevent that hand perspiration, makeup, drinks are to stainless corrosion; If particularly scribble color coating on stainless steel substrate, this coating can effectively be protected the color coating of stainless steel outside.This coating meets RoHS instruction (" about being limited in the instruction that uses some objectionable constituent in electronic and electrical equipment "; Restriction of Hazardous Substances) environmental requirement; there is good protective value, greatly promoted the function of electronic product.
Embodiment
Below in conjunction with embodiment, the present invention is specifically described.
Embodiment 1:
(1) 5 parts of benzophenone, 20 parts of 3-methyl-3-methoxyacetic acid butyl esters and 5 parts of polyethylene wax slurries are dropped in reaction cylinder and mixed, stir 10 minutes with the rotating speeds of 250 revs/min, obtain premix;
(2) in premix, add the glycerine trihydroxy-propyl ether triacrylate of 20 parts, the alkylation tetramethylol methane tetraacrylate of 20 parts, six functional group's polyester acrylates and 1 part of 2-HEMA phosphoric acid ester of 10 parts, stir 20 minutes with the rotating speeds of 400 revs/min, viscosity at 25 DEG C of compounds of monitoring, the rotating speed that continues 400 revs/min while being greater than 20s stirs 20 minutes, until viscosity is less than 20s, obtain compound;
(3) in the compound obtaining to step (2), add 1 part of type siloxane flow agent, stir 10 minutes with the rotating speeds of 200 revs/min;
(4) compound step (3) being obtained filters through the filter bag that 300 order nylon leaching nets are housed, and obtains described stainless steel PVD cured coating after filtration.
Embodiment 2:
(1) 8 parts of benzophenone, 25 parts of 3-methyl-3-methoxyacetic acid butyl esters and 7 parts of polyethylene wax slurries are dropped in reaction cylinder and mixed, stir 12 minutes with the rotating speeds of 300 revs/min, obtain premix;
(2) in premix, add the glycerine trihydroxy-propyl ether triacrylate of 28 parts, the alkylation tetramethylol methane tetraacrylate of 28 parts, six functional group's polyester acrylates and 3 parts of 2-HEMA phosphoric acid ester of 12 parts, stir 22 minutes with the rotating speeds of 450 revs/min, viscosity at 25 DEG C of compounds of monitoring, the rotating speed that continues 450 revs/min while being greater than 20s stirs 22 minutes, until viscosity is less than 20s, obtain compound;
(3) in the compound obtaining to step (2), add 2 parts of type siloxane flow agents, stir 13 minutes with the rotating speeds of 250 revs/min;
(4) compound step (3) being obtained filters through the filter bag that 300 order nylon leaching nets are housed, and obtains described stainless steel PVD cured coating after filtration.
Embodiment 3:
(1) 10 parts of benzophenone, 30 parts of 3-methyl-3-methoxyacetic acid butyl esters and 10 parts of polyethylene wax slurries are dropped in reaction cylinder and mixed, stir 15 minutes with the rotating speeds of 350 revs/min, obtain premix;
(2) in premix, add the glycerine trihydroxy-propyl ether triacrylate of 35 parts, the alkylation tetramethylol methane tetraacrylate of 35 parts, six functional group's polyester acrylates and 5 parts of 2-HEMA phosphoric acid ester of 15 parts, stir 25 minutes with the rotating speeds of 500 revs/min, viscosity at 25 DEG C of compounds of monitoring, the rotating speed that continues 500 revs/min while being greater than 20s stirs 25 minutes, until viscosity is less than 20s, obtain compound;
(3) in the compound obtaining to step (2), add 3 parts of type siloxane flow agents, stir 15 minutes with the rotating speeds of 300 revs/min;
(4) compound step (3) being obtained filters through the filter bag that 300 order nylon leaching nets are housed, and obtains described stainless steel PVD cured coating after filtration.
The component title that the present invention is used and source are enumerated and are seen the following form 1, but are not limited only to listed medicine:
Table 1
Coating application described in embodiment 1 is formed to paint film on stainless steel PVD ground, Specific construction parameter is: 100g coating and 40g thinner (ethyl acetate/ethanol=1/1) mix, film on stainless steel ground, thickness is 15 μ m, warm air drying 10min under 65 DEG C of conditions, under high voltage mercury lamp, carry out UV irradiation, UV energy is 1300mj/cm again
2.Every film performance parameter of gained film sees the following form shown in 2.
Table 2
Concrete measuring method is as follows:
Sticking power test: adopt the JIS K5600-5-6 of Japanese Industrial Standards tack standard to test, test result shows, adopts 100 1 × 1mm grids to test, and 100 grids are all unstripped, i.e. the tack test passes of coating.
Scuff resistance test: adopts No. 0000 Steel Wool, heavy burden 1kg, comes and goes 20 times, observes coating surface and has or not obvious scuffing, and result shows, coating surface only has a little scratch, and the scuff resistance of coating can be better.
Wet fastness test: adopt the JIS K5600-7-2 of Japanese Industrial Standards wet fastness standard, test condition is 60 DEG C/90%/48h, result shows, and paint film appearance is unchanged, and the wet fastness of coating is better.
Pencil hardness test: adopt the JIS K5600-5-4 of Japanese Industrial Standards pencil hardness standard, test condition is Mitsubishi's hardness test pencil special/angle 45 spend/heavy burden 1kg, test result: hardness is 4H, the pencil hardness performance of coating is qualified.
Weather resisteant test: adopt the JIS K5600-7-6 of Japanese Industrial Standards weather resisteant standard, test on fading test device, test result is △ E≤1, and the weather resisteant of coating is qualified.
Can see from the data of table 2, the coating that the present invention prepares is reaching criterion of acceptability aspect sticking power and resistance to scratch, and hardness aspect reaches the hardness of 4H, higher than the current universal standard, weather resisteant △ E≤1, much smaller than current criterion of acceptability, has excellent especially weathering resistance.
Claims (5)
1. a stainless steel PVD cured coating, it is characterized in that comprising following component, each component is counted by weight: 3-methyl-3-methoxyacetic acid butyl ester of 20～30 parts, the glycerine trihydroxy-propyl ether triacrylate of 20～35 parts, the alkylation tetramethylol methane tetraacrylate of 20～35 parts, six functional group's polyester acrylates of 10～15 parts, the type siloxane flow agent of 1～3 part, the benzophenone of 5～10 parts, the polyethylene wax slurry of 5～10 parts, the 2-HEMA phosphoric acid ester of 1～5 part.
2. by a production method for stainless steel PVD cured coating claimed in claim 1, it is characterized in that, adopt following processing step, each component is counted by weight:
(1) 5～10 parts of benzophenone, 20～30 parts of 3-methyl-3-methoxyacetic acid butyl esters and 5～10 parts of polyethylene wax slurries are dropped in reaction cylinder and mixed, stir 10～15 minutes with the rotating speeds of 250～350 revs/min, obtain premix;
(2) in premix, add the glycerine trihydroxy-propyl ether triacrylate of 20～35 parts, the alkylation tetramethylol methane tetraacrylate of 20～35 parts, six functional group's polyester acrylates and 1～5 part of 2-HEMA phosphoric acid ester of 10～15 parts, stir 20～25 minutes with the rotating speeds of 400～500 revs/min, obtain compound; In reinforced and whipping process, reaction cylinder is added a cover, and inflated with nitrogen protection;
(3) in the compound obtaining to step (2), add 1～3 part of type siloxane flow agent, stir 10～15 minutes with the rotating speeds of 200～300 revs/min;
(4) compound step (3) being obtained filters through the filter bag that 300 order nylon leaching nets are housed, and obtains described stainless steel PVD cured coating after filtration.
3. the production method of stainless steel PVD cured coating according to claim 1 and 2, while it is characterized in that described step (2) finishes, adopts NK-2 flow cup to detect when 25 DEG C of the viscosity of compound, and viscosity is less than 20s.
4. the production method of stainless steel PVD cured coating according to claim 1 and 2, is characterized in that the fineness of the compound that described step (3) obtains is less than 20 microns.
5. the production method of stainless steel PVD cured coating according to claim 1 and 2, is characterized in that the temperature of described step (1), step (2) and step (3) is no more than 50 DEG C, is not less than 5 DEG C.
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| CN104017471B CN104017471B (en) | 2016-05-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109266186A (en) * | 2018-09-26 | 2019-01-25 | 安徽江杰实业有限公司 | A kind of stainless steel ultra-violet curing scratch resistant coatings |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070254168A1 (en) * | 2006-04-14 | 2007-11-01 | 3M Innovative Properties Company | Curable composition containing fluoroalkyl hydrosilicone |
| CN101445679A (en) * | 2008-12-25 | 2009-06-03 | 四川大学 | UV-light solidifying paint having decorative effect and preparation method thereof |
| CN101837667A (en) * | 2010-04-27 | 2010-09-22 | 惠州市嘉淇涂料有限公司 | Ultraviolet cured coating and application thereof |
| CN103013301A (en) * | 2012-12-21 | 2013-04-03 | 无锡卡秀堡辉涂料有限公司 | Solvent type ultraviolet photocureable coating capable of shielding Wi-Fi signals and production method of photocureable coating |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070254168A1 (en) * | 2006-04-14 | 2007-11-01 | 3M Innovative Properties Company | Curable composition containing fluoroalkyl hydrosilicone |
| CN101445679A (en) * | 2008-12-25 | 2009-06-03 | 四川大学 | UV-light solidifying paint having decorative effect and preparation method thereof |
| CN101837667A (en) * | 2010-04-27 | 2010-09-22 | 惠州市嘉淇涂料有限公司 | Ultraviolet cured coating and application thereof |
| CN103013301A (en) * | 2012-12-21 | 2013-04-03 | 无锡卡秀堡辉涂料有限公司 | Solvent type ultraviolet photocureable coating capable of shielding Wi-Fi signals and production method of photocureable coating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109266186A (en) * | 2018-09-26 | 2019-01-25 | 安徽江杰实业有限公司 | A kind of stainless steel ultra-violet curing scratch resistant coatings |
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Address after: Lake town of Xishan District 214116 Jiangsu city of Wuxi province Yan Xiang Road No. 98 Patentee after: Caxiu Wanhui (Wuxi) high tech materials Co., Ltd Address before: Lake town of Xishan District 214116 Jiangsu city of Wuxi province Yan Xiang Road No. 98 Patentee before: CMW COATINGS (WUXI) Ltd. |
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