CN104387838A - Screen printing protective ink composition and screen printing method - Google Patents
Screen printing protective ink composition and screen printing method Download PDFInfo
- Publication number
- CN104387838A CN104387838A CN201410739835.9A CN201410739835A CN104387838A CN 104387838 A CN104387838 A CN 104387838A CN 201410739835 A CN201410739835 A CN 201410739835A CN 104387838 A CN104387838 A CN 104387838A
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- Prior art keywords
- ink
- acid
- silk
- rubber powder
- screen printing
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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
- C09D11/00—Inks
- C09D11/02—Printing inks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
-
- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Printing Methods (AREA)
Abstract
The invention provides a screen printing protective ink composition. The ink composition comprises acid-resistant ink and ultrafine rubber powder, wherein the average particle diameter of the ultrafine rubber powder is less than or equal to 0.04mm and the mass of the ultrafine rubber powder accounts for 5-20% of mass of the acid-resistant ink. The invention also correspondingly provides a screen printing method. According to the technical scheme, a product of which a specific position on the surface of glass has a frosting effect is produced, the blocking of a fixture is not needed in the blasting process, the ink at a non-frosting region can resist blast and strike and meanwhile, after the etching process is completed and the plating layer is removed, the condition of poor appearance caused by corrosion on the surface of glass at the non-frosting region is caused.
Description
Technical field
The present invention relates to a kind of silk-screen protection ink composite and screen printing method.
Background technology
The frosting effect of glass surface is received by the market because it shows mist sense and feel, and increasing industry prepares sandblasting and the etch process of glass surface frosting effect in exploitation.Obtaining the effect of glass surface frosting, is generally the frosting district first determining glass surface in this area, then is covered silk-screen protection ink by the silk-screen of accurately locating in the non-frosting district of glass surface; Carry out sandblasting and etching to the whole face of glass surface again, the region being coated with silk-screen protection ink can not be subject to impact and the infection of sandblasting and etching step; Afterwards plating and cleaning are taken off to the silk-screen protection ink covered, obtain the glass that surperficial specific region has frosting effect thus.Then carry out again being such as the processing step of " silk-screen decorative ink ".
Because glass processing is poor to the font after sandblasting and etching, pattern dimension, outward appearance, section, roughness etc. has strict requirement, while the outward appearance of non-sand blasted area, size can not have any change, in the general 0.03mm of its tolerance.Therefore, this area protects ink, sandblasting and etching process all to have higher requirements to the silk-screen of glass processing.
Existing silk-screen protection ink generally has acid-proof ink, soft ink and three kinds, UV type ink.Wherein, the density of acid-proof ink is large, and it can tolerate the erosion of corrosive fluid in etching step well, but its shortcoming to be hardness high; after blasting duration, protect ink to destroy silk-screen because surging force is too large, then through etching and causing frosting district size to change after taking off plating.Soft ink can play shock absorption to the surface impact of sandblasting, and its anti-sandblasting is effective, but ink density is very low, and withstand corrosion liquid does not corrode, and in etching process under the effect of HF, surface, non-frosting district is corroded, and makes sample become waste product.And the advantage of UV type ink to be rate of drying fast and production efficiency is high, but its to solidify postadhesion power poor, its acid resistance and anti-spray poor, thus and be not suitable for this type of processes.
Therefore, in order to make silk-screen of the prior art protect step to implement smoothly, those skilled in the art generally adopt acid-proof ink and the method for blocking with clamp tool to realize above-mentioned steps.But this method still can produce the problem of sandblasting step size instability.Thus this area is badly in need of working out a kind of solution to the problems described above.
Summary of the invention
The present inventor changes thinking, when using acid-proof ink to carry out silk-screen protection, does not adopt clamp tool to block, but attempt to develop a kind of can the silk-screen protection ink of corrosion-resistant, sandblast resistant durable and rub resistance simultaneously.
Therefore; the invention provides a kind of silk-screen protection ink composite; comprise acid-proof ink and ultra-fine rubber powder in described ink composite, the median size≤0.04mm of described ultra-fine rubber powder, and the quality of described ultra-fine rubber powder accounts for 5 ~ 20% of described acid-proof ink quality.
Each component is preferably separately deposited by silk-screen protection ink composite provided by the invention, and for some time is before use mixed again.
Preferably, the quality of described ultra-fine rubber powder accounts for 8 ~ 10% of described acid-proof ink quality.
In a kind of embodiment, the thinner also comprising solidifying agent in described composition and be made up of ketone solvent.Described solidifying agent is such as amine hardener.The consumption of preferred solidifying agent of the present invention is 0.5 ~ 2wt% of acid-proof ink, and the consumption of thinner is 1 ~ 10wt% of acid-proof ink.More preferably the consumption of described thinner is 5 ~ 8wt% of acid-proof ink.
Silk-screen protection ink composite provided by the invention is in the process for the preparation of glass surface frosting effect; can reach corrosion-resistant simultaneously, sandblast resistant durable and rub resistance; the surface in Shi Fei frosting district is not subject to the impact of sandblasting and corrosion; thus the size, the abnormal appearance problem that solve after sample sandblasting and etching, meet required working accuracy and appearance requirement.
The acid-proof ink used in the present invention is the product or commodity that have existed in prior art, wherein containing compositions such as epoxy resin, pigment and stopping composition.The acid-proof ink of model for IP-505-03 of Matsui chemical production is such as used in the present invention.
Median size≤the 0.04mm of the ultra-fine rubber powder used in the present invention, itself can be the product or commodity that have existed in prior art, in the present invention, the concrete chemical materials of ultra-fine rubber powder is not limited, and only having certain requirement to its particle diameter, described ultra-fine rubber powder is such as universal fine rubber powder.The ultra-fine rubber powder that Jin Tai product of rubber and plastic company of Benq produces is used in embodiments of the invention.
The solidifying agent used in the present invention is also the product or commodity that have existed in prior art, such as, use the solidifying agent that the model of Matsui chemical production is DA-043.
The thinner used in the present invention is also the product or commodity that have existed in prior art, and what the model such as using Matsui chemical production was KJ001 is thinner containing ketones solvent.
The present invention is also corresponding provides a kind of screen printing method, comprise the steps: steps A, acid-proof ink and solidifying agent are mixed, be that the ultra-fine rubber powder of 5 ~ 20wt% obtains a kind of silk-screen protection ink composite toward wherein to add thinner and account for described acid-proof ink quality, the consumption of solidifying agent is 0.5 ~ 2wt% of acid-proof ink, and the consumption of thinner is 1 ~ 10wt% of acid-proof ink; Step B, uses the silk-screen obtained in steps A to protect ink composite and screen printing net plate to carry out silk screen printing to glass.
After silk-screen in the present invention completes, sample toasted and leaves standstill, then carrying out sandblasting and etch process step, making Sample Etch district reach frosting effect.Confirm that the good sample of etch effect carries out taking off plating (TD)+clean.Carrying out lower procedure to it again, such as, is silk-screen decorative ink.
In the methods of the invention, preferably, the consumption of ultra-fine rubber powder is 8 ~ 10wt% of acid-proof ink, and the consumption of thinner is 5 ~ 8wt% of acid-proof ink.In the present invention, because of adding of solid-state ultra-fine rubber powder, make the viscosity of acid-proof ink become large, thus in the present invention, the consumption of thinner is higher than the consumption of the thinner added in acid-proof ink in prior art.
In the present invention; acid-proof ink in silk-screen protection ink composite is because of acid resistance own; possesses good corrosion resistance nature; after a certain proportion of ultra-fine rubber powder of interpolation; elasticity and the thickness of ink pellet surface are increased; ink is made to possess anti-sandblasting impact ability, and simultaneously little to the Effects of Density of ink, and on the basis adding ink sandblast resistant durable performance, its acid resistance also still can reach the requirement of strength of processes.Undertaken producing by the technical scheme in the present invention and (comprise silk-screen protection ink, sandblasting, etch, take off plating and cleaning; obtain the product of glass surface privileged site containing frosting effect); clamp tool is not needed to block in blasting craft; the ink in non-frosting district can impact by sandblast resistant durable; simultaneously etching work procedure completes and after TD, the corrosion-free bad order situation caused of the glass surface in non-frosting district.Silk-screen protection ink composite provided by the invention plays available protecting to non-frosting district.
Accompanying drawing explanation
Fig. 1 is the white glass of the preparation silk-screen protection ink that profile and size have all processed;
Fig. 2 accurately locates the schematic diagram after silk-screen protection ink composite to glass white in Fig. 1, and left figure is the front schematic view of silk-screen protection ink composite, and right figure is the schematic rear view of silk-screen protection ink composite;
Wherein, Logo district, 4-back panel in the middle of 1-front upper side frame, 2-front lower frame, 3-front, wherein 1 ~ region, region 4 forms non-frosting region jointly, and the part beyond the 1 ~ region, region 4 of front and back is frosting district.
Fig. 3 be to the silk-screen protection ink composite in Fig. 2 after the whole face, front of glass carry out the schematic diagram after sandblasting and etch process;
Fig. 4, after taking off plating and clean to the silk-screen protection ink in the non-frosting region of glass in Fig. 3, obtains the glass schematic diagram that frosting pattern effect is intact.
Embodiment
Below in conjunction with accompanying drawing, this technical scheme is described further.
Embodiment 1
First, prepare the silk-screen protection ink composite in the present invention: first by acid-proof ink and amine curing agent deployed in proportion and stir, then add the ultra-fine rubber powder of median size≤0.04mm (such as all by 300 mesh sieves) and thinner (ketones solvent) stirs again; Wherein part by weight is ink: solidifying agent: thinner: rubber powder=100:1:8:10.Wherein, acid-proof ink is the model of Matsui chemical production is the acid-proof ink of IP-505-03, ultra-fine rubber powder is the ultra-fine rubber powder that Jin Tai product of rubber and plastic company of Benq produces, solidifying agent is the model of Matsui chemical production is the amine hardener of DA-043, thinner to be the model of Matsui chemical production be KJ001 containing ketones solvent.
Prepare: and prepare half tone (half tone of about 120T mesh), silk-screen board and the as shown in Figure 1 white glass that all processed of profile and size.
Silk-screen: carry out silk-screen with the privileged site of silk-screen protection ink composite to the white glass shown in Fig. 1 prepared in this example.As shown in Figure 2, wherein, 1-front upper side frame, 2-front lower frame, Logo district, 4-back panel in the middle of 3-front, above-mentioned four regions form the silk-screen non-frosting region of protection ink jointly, and the part beyond 1 ~ region, region 4 is frosting district.Fig. 2 is the schematic diagram after glass sample in the present invention completes silk-screen protection ink step.
Sandblasting and etching: sandblasting and etch process are carried out in the front whole face of the glass sample in Fig. 2 after silk-screen protection ink composite, obtain sample as shown in Figure 3.Those skilled in the art know, because of sandblasting and etching (object of etching step is that the parameters such as the transmittance of sample are met the requirements) technique can not as ink for screen printing accurate location.Therefore, need to use silk-screen protection ink subregion (non-frosting district) to be protected, the erosion of HF in etching step can not be subject to by the place of silk-screen protection ink composite protection in the present invention.
Take off plating and cleaning: in Fig. 3, the silk-screen protection ink in the non-frosting region of sample is after taking off plating and cleaning step; obtain the glassy product of the desired privileged site of the present invention (frosting district) with frosting effect, the region being subject to silk-screen protection ink composite protection in the present invention is then reduced into the complexion of the white glass in Fig. 1 after the procedure.
Embodiment 2
In silk-screen protection ink composite in the present embodiment, part by weight is ink: solidifying agent: thinner: rubber powder=100:0.8:8:8, all the other conditions are all identical with embodiment 1.Gained silk-screen protection ink composite can play desirable protected effect when being used for silk-screen.
Embodiment 3
In silk-screen protection ink composite in the present embodiment, part by weight is ink: solidifying agent: thinner: rubber powder=100:1.2:10:15, all the other conditions are all identical with embodiment 1.Gained silk-screen protection ink composite can play desirable protected effect when being used for silk-screen.
Embodiment 4
In silk-screen protection ink composite in the present embodiment, part by weight is ink: solidifying agent: thinner: rubber powder=100:1.5:3:5, all the other conditions are all identical with embodiment 1.Gained silk-screen protection ink composite can play desirable protected effect when being used for silk-screen.
Claims (7)
1. a silk-screen protection ink composite; it is characterized in that; comprise acid-proof ink and ultra-fine rubber powder in described ink composite, the median size≤0.04mm of described ultra-fine rubber powder, and the quality of described ultra-fine rubber powder accounts for 5 ~ 20% of described acid-proof ink quality.
2. composition according to claim 1, is characterized in that, the quality of described ultra-fine rubber powder accounts for 8 ~ 10% of described acid-proof ink quality.
3. composition according to claim 1, is characterized in that, the thinner also comprising solidifying agent in described composition and be made up of ketone solvent.
4. composition according to claim 3, is characterized in that, the consumption of described solidifying agent is 0.5 ~ 2wt% of acid-proof ink, and the consumption of thinner is 1 ~ 10wt% of acid-proof ink.
5. composition according to claim 4, is characterized in that, the consumption of described thinner is 5 ~ 8wt% of acid-proof ink.
6. a screen printing method, is characterized in that, comprises the steps:
Steps A, acid-proof ink and solidifying agent are mixed, be that the ultra-fine rubber powder of 5 ~ 20wt% obtains a kind of silk-screen protection ink composite toward wherein to add thinner and account for described acid-proof ink quality, the consumption of solidifying agent is 0.5 ~ 2wt% of acid-proof ink, and the consumption of thinner is 1 ~ 10wt% of acid-proof ink;
Step B, uses the silk-screen obtained in steps A to protect ink composite and screen printing net plate to carry out silk screen printing to glass.
7. screen printing method according to claim 6, is characterized in that, the consumption of ultra-fine rubber powder is 8 ~ 10wt% of acid-proof ink, and the consumption of thinner is 5 ~ 8wt% of acid-proof ink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410739835.9A CN104387838B (en) | 2014-12-08 | 2014-12-08 | A kind of silk-screen protection ink composite and screen printing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410739835.9A CN104387838B (en) | 2014-12-08 | 2014-12-08 | A kind of silk-screen protection ink composite and screen printing method |
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| Publication Number | Publication Date |
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| CN104387838A true CN104387838A (en) | 2015-03-04 |
| CN104387838B CN104387838B (en) | 2016-08-17 |
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| CN201410739835.9A Active CN104387838B (en) | 2014-12-08 | 2014-12-08 | A kind of silk-screen protection ink composite and screen printing method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107177230A (en) * | 2017-05-14 | 2017-09-19 | 安徽昂然节能环保科技有限公司 | A kind of weather resistant silk-screen marking ink for label |
| CN107265882A (en) * | 2017-07-28 | 2017-10-20 | 维沃移动通信有限公司 | The processing method and mobile terminal of a kind of glass cover-plate |
| CN107414683A (en) * | 2016-05-23 | 2017-12-01 | 蓝思科技（长沙）有限公司 | A kind of preparation method of the glass surface of area frosted |
| CN108162666A (en) * | 2017-12-27 | 2018-06-15 | 信利光电股份有限公司 | A kind of production method of solid figure |
| CN108859460A (en) * | 2017-05-09 | 2018-11-23 | 蓝思科技（长沙）有限公司 | Screen printing method, 3D bend glass and the 3D glass product with curved surface of 3D bend glass as Electronic equipment panel |
| CN113562982A (en) * | 2021-05-26 | 2021-10-29 | 苏州安洁科技股份有限公司 | Protection method for TP glass before local AG |
| CN113979645A (en) * | 2021-10-17 | 2022-01-28 | 北海市龙浩光电科技有限公司 | Method for etching AG glass transparent hole for avoiding space |
| CN114671624A (en) * | 2022-05-09 | 2022-06-28 | 芜湖东信光电科技有限公司 | Treatment process of flexible glass with high impact resistance |
| CN115490431A (en) * | 2022-09-13 | 2022-12-20 | 深圳市信濠光电科技股份有限公司 | AG etching vacancy-avoiding step-free processing method and glass product |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107414683A (en) * | 2016-05-23 | 2017-12-01 | 蓝思科技（长沙）有限公司 | A kind of preparation method of the glass surface of area frosted |
| CN107414683B (en) * | 2016-05-23 | 2019-07-30 | 蓝思科技（长沙）有限公司 | A kind of preparation method of the glass surface of area frosted |
| CN108859460A (en) * | 2017-05-09 | 2018-11-23 | 蓝思科技（长沙）有限公司 | Screen printing method, 3D bend glass and the 3D glass product with curved surface of 3D bend glass as Electronic equipment panel |
| CN107177230A (en) * | 2017-05-14 | 2017-09-19 | 安徽昂然节能环保科技有限公司 | A kind of weather resistant silk-screen marking ink for label |
| CN107265882A (en) * | 2017-07-28 | 2017-10-20 | 维沃移动通信有限公司 | The processing method and mobile terminal of a kind of glass cover-plate |
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| CN108162666A (en) * | 2017-12-27 | 2018-06-15 | 信利光电股份有限公司 | A kind of production method of solid figure |
| CN113562982A (en) * | 2021-05-26 | 2021-10-29 | 苏州安洁科技股份有限公司 | Protection method for TP glass before local AG |
| CN113979645A (en) * | 2021-10-17 | 2022-01-28 | 北海市龙浩光电科技有限公司 | Method for etching AG glass transparent hole for avoiding space |
| CN114671624A (en) * | 2022-05-09 | 2022-06-28 | 芜湖东信光电科技有限公司 | Treatment process of flexible glass with high impact resistance |
| CN114671624B (en) * | 2022-05-09 | 2024-08-09 | 芜湖东信光电科技有限公司 | Flexible glass treatment process with high impact resistance |
| CN115490431A (en) * | 2022-09-13 | 2022-12-20 | 深圳市信濠光电科技股份有限公司 | AG etching vacancy-avoiding step-free processing method and glass product |
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