CN104327594A - Insulation black printing ink capable of eliminating ITO line shadow and manufacturing method thereof - Google Patents
Insulation black printing ink capable of eliminating ITO line shadow and manufacturing method thereof Download PDFInfo
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- CN104327594A CN104327594A CN201410429163.1A CN201410429163A CN104327594A CN 104327594 A CN104327594 A CN 104327594A CN 201410429163 A CN201410429163 A CN 201410429163A CN 104327594 A CN104327594 A CN 104327594A
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- Prior art keywords
- gloss oil
- printing
- carbon black
- specific
- ito
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 9
- 238000007639 printing Methods 0.000 title abstract description 14
- 238000004519 manufacturing process Methods 0.000 title description 6
- 239000006229 carbon black Substances 0.000 claims abstract description 19
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- 230000008030 elimination Effects 0.000 claims abstract description 3
- 238000003379 elimination reaction Methods 0.000 claims abstract description 3
- HJOVHMDZYOCNQW-UHFFFAOYSA-N isophorone Chemical compound CC1=CC(=O)CC(C)(C)C1 HJOVHMDZYOCNQW-UHFFFAOYSA-N 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 15
- 239000004593 Epoxy Substances 0.000 claims description 13
- 239000002904 solvent Substances 0.000 claims description 12
- 238000003801 milling Methods 0.000 claims description 9
- 239000004576 sand Substances 0.000 claims description 9
- 229920000728 polyester Polymers 0.000 claims description 8
- 229920006395 saturated elastomer Polymers 0.000 claims description 8
- 239000013530 defoamer Substances 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 239000011268 mixed slurry Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- XTDYIOOONNVFMA-UHFFFAOYSA-N dimethyl pentanedioate Chemical compound COC(=O)CCCC(=O)OC XTDYIOOONNVFMA-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 229920003180 amino resin Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 12
- 239000011521 glass Substances 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 3
- 229920001225 polyester resin Polymers 0.000 abstract description 3
- 239000004645 polyester resin Substances 0.000 abstract description 3
- 238000007650 screen-printing Methods 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 241000872198 Serjania polyphylla Species 0.000 abstract 3
- 239000003822 epoxy resin Substances 0.000 abstract 3
- 229920000647 polyepoxide Polymers 0.000 abstract 3
- 239000012528 membrane Substances 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 235000019241 carbon black Nutrition 0.000 description 13
- 239000011230 binding agent Substances 0.000 description 5
- 239000000945 filler Substances 0.000 description 4
- 230000004075 alteration Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- 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
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
-
- 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
- C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
-
- 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
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
- C09D11/104—Polyesters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention discloses an insulation black printing ink capable of eliminating ITO line shadow and a preparation method thereof. The used modified epoxy resin (or modified polyester resin) can fulfill the requirements of an ITO elimination technology. A connecting material is the main film-forming material of the eliminating printing ink. The connecting material can attach on the ITO and strengthen the glass, and has a high insulation performance at the same time. The light refractive index of the modified epoxy resin must be synchronized with the refractive index of the ITO membrane after the epoxy resin carries out reactions with a curing agent. Thus the color difference caused by different light refractions is avoided. Carbon black with a specific color degree can be well dispersed in the connecting material, moreover the mobility of the carbon black in the connecting material is small, and the printing ink membrane is enabled to have related physical and chemical properties. During the screen printing process, the carbon black with a specific black degree can form a printing material with certain viscosity, and thus the figures can be transferred through printing. After the printing material is cured, a stable binding between the carbon black with a specific black degree/the filling particles with a specific refractive index and the basic material is formed, and the environmental requirements and printing precision requirements of touch screen industry can be met.
Description
Technical field
The present invention relates to ink area, particularly relate to and a kind ofly eliminate insulating black ink of ITO line shadow and preparation method thereof.
Background technology
Touch-screen (capacitive touch screen), main flow uses the mutual tolerance formula capacitance plate of G (face glass)+G (glass I TO)+G (glass I TO) or G (face glass)+F (film I TO)+F (film I TO) structure.Along with the Consumer's Experience of terminal client improves constantly, the requirement that human consumer is light, thin to terminal intelligent product appearance, OGS (integrated capacitor screen) the touch-screen module that each touch-screen module manufacturing enterprise have developed gentlier, thinner, cost is lower, namely adopt the structure of monolithic G, replace traditional G+G+G or G+F+F structure.Thus save 2 G (I TO coated glass) or 2 F (I TO plated film PET), the production technique simplified improves production efficiency, reduce production cost, and touch-screen module (I TO Sensor) is accomplished the thinnest, can to design gentlier, thinner smart mobile phone, panel computer or other touch-control products.As a ring important in touch-screen production link, the research and development of ink also will can adapt to the requirement of OGS technique thereupon; Because OGS touch screen is applied to electronic applications, need by ESD anti-electrostatic testing standard, and the insulativity of other ink is not all tested by the high pressure static electricity of ESD on market, cause touch-screen to be very easily subject to statics in use, occur touching not precisely situation.
Summary of the invention
Embodiment of the present invention technical problem to be solved is, provides a kind of insulating black ink eliminating I TO line shadow.
The insulating black ink of described elimination I TO line shadow, comprise following composition by weight percentage: modified epoxy gloss oil 70 ~ 80% or saturated polyester gloss oil 60 ~ 70% coordinate aminoresin 10%, insulation carbon black 15 ~ 18%, powder 5%, dispersion agent 2 ~ 3%, flow agent 1 ~ 2%, defoamer 1 ~ 2%.
Described modified epoxy gloss oil is admittedly containing 65% solvent DBE5%+ isophorone 20%; Saturated polyester gloss oil is admittedly containing 65% solvent isophorone 20%+150# solvent 15%.
The present embodiment additionally provides a kind of making method eliminating the insulating black ink of I TO line shadow, comprises the steps:
Prepare gloss oil: first slurry solvent DBE15 part isophorone 20 parts is poured in Scattered Kettle, stirring at low speed, in whipping process, weigh 65 parts of modified epoxy solids (65 parts of saturated polyesters), slowly pour in Scattered Kettle, improve rotating speed and rise to 1200 turns, continue within 6 hours ~ 8 hours, to dissolve complete extremely complete solid and obtain A gloss oil;
Preparation mixed pulp: weigh 70 parts of A gloss oil in reactor, low speed 200 turns stirring, stir while at the uniform velocity add insulation carbon black 15% ~ 18%, powder 5%, dispersion agent 2% ~ 3%, flow agent 1% ~ 2%, defoamer 1% ~ 2%, stir within 20-30 minute, obtain mixed slurry B;
Prepare finished product: after stirring, mixed slurry B is carried out sand milling, sand milling temperature controls at 40 DEG C-65 DEG C, and sand milling 3 fineness control to obtain finished product C at 3UM ~ 5UM.
Implement the embodiment of the present invention, there is following beneficial effect:
Embodiment of the present invention modified epoxy (or modified polyester resin) used meets the requirement of blanking I TO technique.Binder is the main film forming substance of this black out ink, has the ability be attached on I TO and chilled glass, possesses high-insulativity (pressurization 5000V voltage measurement resistance wants >=4G Europe) simultaneously.Light folding rate is possessed synchronous with the specific refractory power of I TO rete after selected modified epoxy reacts with solidifying agent.Different refraction of light can not be produced and cause different aberration.And can allow the carbon black of specific colourity good dispersity, movability in binder little, ink film related physical and chemical can be given.When silk screen printing figure, specific blackness carbon black is made to form the print material of certain viscosity, to complete the Graphic transitions of mode of printing.After printing solidification, make to form stable bond between the filler particles of specific blackness carbon black and specific refraction and base material, the ring making it meet touch-screen industry is surveyed and is required and printing precision requirement.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention structural representation;
Fig. 2 is the non-printing-ink schematic diagram of the embodiment of the present invention;
Fig. 3 is embodiment of the present invention printing-ink schematic diagram.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail.
The embodiment of the present invention eliminates the insulating black ink of I TO line shadow, comprises following composition by weight percentage: modified epoxy gloss oil 70 ~ 80%, insulation carbon black 15 ~ 18%, powder 5%, dispersion agent 2 ~ 3%, flow agent 1 ~ 2%, defoamer 1 ~ 2%.
Described modified epoxy gloss oil is admittedly containing 65% solvent DBE5%+ isophorone 20%; Saturated polyester gloss oil is admittedly containing 65% solvent isophorone 20%+150# solvent 15%.
The present embodiment additionally provides a kind of making method eliminating the insulating black ink of I TO line shadow, comprises the steps:
Prepare gloss oil: first slurry solvent DBE15 part isophorone 20 parts is poured in Scattered Kettle, stirring at low speed, in whipping process, weigh 65 parts of modified epoxy solids (65 parts of saturated polyesters), slowly pour in Scattered Kettle, improve rotating speed and rise to 1200 turns, continue within 6 hours ~ 8 hours, to dissolve complete extremely complete solid and obtain A gloss oil;
Preparation mixed pulp: weigh 70 parts of A gloss oil in reactor, low speed 200 turns stirring, stir while at the uniform velocity add insulation carbon black 15% ~ 18%, powder 5%, dispersion agent 2% ~ 3%, flow agent 1% ~ 2%, defoamer 1% ~ 2%, stir within 20-30 minute, obtain mixed slurry B;
Prepare finished product: after stirring, mixed slurry B is carried out sand milling, sand milling temperature controls at 40 DEG C-65 DEG C, and sand milling 3 fineness control to obtain finished product C at 3UM ~ 5UM.
Modified epoxy (or modified polyester resin) used meets the requirement of blanking I TO technique.Binder is the main film forming substance of this black out ink, has the ability be attached on I TO and chilled glass, possesses high-insulativity (pressurization 5000V voltage measurement resistance wants >=4G Europe) simultaneously.Light folding rate is possessed synchronous with the specific refractory power of I TO rete after selected modified epoxy reacts with solidifying agent.Different refraction of light can not be produced and cause different aberration.And can allow the carbon black of specific colourity good dispersity, movability in binder little, ink film related physical and chemical can be given.When silk screen printing figure, specific blackness carbon black is made to form the print material of certain viscosity, to complete the Graphic transitions of mode of printing.After printing solidification, make to form stable bond between the filler particles of specific blackness carbon black and specific refraction and base material, the ring making it meet touch-screen industry is surveyed and is required and printing precision requirement.
3.2 carbon blacks of specific blackness used and the filler of specific refractive index can be given mileage and reach handset touch panel industry standard.This formula it is crucial that this carbon black selected colourity film forming after cover the chilled glass of hollow out in I TO and I TO gap after, make the visual inspection of people, can not discover obvious aberration, principle is, specific blackness on I TO layer with gap: as shown in Figure 1;
Viewed from the Visual Observations Observations region Fig. 1, indoor, outdoor observation, due to the use of the filler of specific blackness and specific refractive index, as shown in Figure 2: angle of incident light: a; I TO areas diffract light angle: b; Non-I TO areas diffract light angle: c; Refracted ray angles: b<c;
When in specific blackness situation, as shown in Figure 3: angle of incident light: a1; Printing-ink I TO areas diffract light angle: b1; Printing-ink non-I TO areas diffract light angle: c1; Refracted ray angles: b1=c1;
Known from the graph, when input angle is identical, refraction angle is identical, and simultaneously in specific blackness situation, our Visual Observations Observations does not just see the level difference of I TO layer and non-I TO layer, thus reaches the effect of the shadow that disappears.When specific blackness, I TO layer (reflecting blue light) non-I TO layer (reflecting white light), two kinds of reflected light (utilize specific black powder to the absorption of light) in specific blackness situation allows reflected light wave band reach unanimity.Thus during eye-observation, reflected light colourity is also consistent.
Dispersion agent helps the uniform filling of the carbon black specific refractive index of specific blackness, stable existence in binder.Reach smooth without steam bubble, levelling when flow agent, defoamer make ink film forming, planarization effects.
Above disclosedly be only a kind of preferred embodiment of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (3)
1. eliminate the insulating black ink of ITO line shadow for one kind, it is characterized in that: comprise following composition by weight percentage: modified epoxy gloss oil 70 ~ 80% or saturated polyester gloss oil 60 ~ 70% coordinate aminoresin 10%, insulation carbon black 15 ~ 18%, powder 5%, dispersion agent 2 ~ 3%, flow agent 1 ~ 2%, defoamer 1 ~ 2%.
2. the insulating black ink of the elimination ITO line shadow as described in claim 1, is characterized in that: described modified epoxy gloss oil is admittedly containing 65% solvent DBE5%+ isophorone 20%; Saturated polyester gloss oil is admittedly containing 65% solvent isophorone 20%+150# solvent 15%.
3. the making method eliminating the insulating black ink of ITO line shadow as claimed in claim 1, is characterized in that: comprise the steps:
Prepare gloss oil: first slurry solvent DBE15 part isophorone 20 parts is poured in Scattered Kettle, stirring at low speed, in whipping process, weigh 65 parts of modified epoxy solids (65 parts of saturated polyesters), slowly pour in Scattered Kettle, improve rotating speed and rise to 1200 turns, continue within 6 hours ~ 8 hours, to dissolve complete extremely complete solid and obtain A gloss oil
;
Preparation mixed pulp: weigh 70 parts of A gloss oil in reactor, low speed 200 turns stirring, stir while at the uniform velocity add insulation carbon black 15% ~ 18%, powder 5%, dispersion agent 2% ~ 3%, flow agent 1% ~ 2%, defoamer 1% ~ 2%, stir within 20-30 minute, obtain mixed slurry B;
Prepare finished product: after stirring, mixed slurry B is carried out sand milling, sand milling temperature controls at 40 DEG C-65 DEG C, and sand milling 3 fineness control to obtain finished product C at 3UM ~ 5UM.
Priority Applications (1)
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CN201410429163.1A CN104327594B (en) | 2014-08-28 | 2014-08-28 | A kind of insulating black ink eliminating ITO line shadow and preparation method thereof |
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CN201410429163.1A CN104327594B (en) | 2014-08-28 | 2014-08-28 | A kind of insulating black ink eliminating ITO line shadow and preparation method thereof |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106893459A (en) * | 2017-04-13 | 2017-06-27 | 江门市德佑金属材料实业有限公司 | A kind of capacitor aluminum housing coating paint and its production and coating method |
CN107189545A (en) * | 2017-06-23 | 2017-09-22 | 惠州市至上新材料有限公司 | A kind of copper-nickel alloy of one-component silk-screen dielectric ink |
CN107556812A (en) * | 2017-09-27 | 2018-01-09 | 广东星弛光电科技有限公司 | A kind of hand-set lid glass black ink with covering and preparation method thereof |
CN108059880A (en) * | 2017-12-31 | 2018-05-22 | 中山市威傲联复合材料有限公司 | A kind of outdoor LED display screen gap masking ink and preparation method thereof |
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WO2013011811A1 (en) * | 2011-07-15 | 2013-01-24 | 三菱樹脂株式会社 | Transparent double-sided adhesive sheet having polarized light eliminating function |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106893459A (en) * | 2017-04-13 | 2017-06-27 | 江门市德佑金属材料实业有限公司 | A kind of capacitor aluminum housing coating paint and its production and coating method |
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CN108059880A (en) * | 2017-12-31 | 2018-05-22 | 中山市威傲联复合材料有限公司 | A kind of outdoor LED display screen gap masking ink and preparation method thereof |
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Effective date of registration: 20211224 Address after: 516267 f-14-1, Honghai fine chemical base, Yonghu Town, Huiyang District, Huizhou City, Guangdong Province Patentee after: HUIZHOU BESTER CHEMICAL Co.,Ltd. Address before: 422100 No. 6 Heping Street, wufengpu Town, Shaoyang City, Hunan Province Patentee before: Xu Ruogu |