CN101515486A - Method for preparing photo-thermal curing conductive slurry - Google Patents
Method for preparing photo-thermal curing conductive slurry Download PDFInfo
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- CN101515486A CN101515486A CNA2009100217385A CN200910021738A CN101515486A CN 101515486 A CN101515486 A CN 101515486A CN A2009100217385 A CNA2009100217385 A CN A2009100217385A CN 200910021738 A CN200910021738 A CN 200910021738A CN 101515486 A CN101515486 A CN 101515486A
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Abstract
The invention relates to the technical field of screen printing, in particular to a method for preparing photo-thermal curing conductive slurry used for the screen printing, 1) diethyl apipate or 1, 4-butyrolactone is selected based on mass parts as a solvent and is stirred and mixed with hard polyester resin and soft polyester resin to a homogeneous state at 60 DEG C; 2) polyester acrylate or aliphatic urethane acrylate is selected based on mass parts, and a reactive diluent is added based on mass part for stirring and mixing; 3) a photoinitiator, a light stabilizer, an activating agent and a dispersing agent are added based on mass parts for stirring and mixing at normal temperature; 4) flake silver powder are added based on mass part for stirring and mixing; 5) the mixed slurry is ground to obtain the final conductive slurry. The inventive photo-thermal curing conductive silver slurry is capable of increasing printing resolution, enhancing production efficiency and lowering costs as well as is favorable for the implement of environmental protection.
Description
Technical field
The present invention relates to the screen printing technique field, especially a kind of manufacture method that is used for the photo-thermal curing conductive slurry of silk screen printing.
Background technology
The low-temperature cured conductive paste that flexible base, board uses generally all adopts the curing mode that is heating and curing, and be 15～20 minutes curing time, and the electrocondution slurry that has then needed 30 minutes even curing for more time.Because its required drying time is longer, therefore adding in the batch printing can influence operating efficiency man-hour.And generally the live width of slurry when printing fine line of quality is not easy control, and electric conductivity is also very general.High-quality, conduct electricity very well, silver paste that resolution is high, price is then relatively more expensive.
Summary of the invention:
At electrocondution slurry cost price height in the prior art, drying time is long, influences the problem of operating efficiency, and the present invention proposes a kind of manufacture method of photo-thermal curing conductive slurry, may further comprise the steps:
1) select 8～15 parts diethylene adipate or 1 for use by mass fraction, the 4-butyrolactone is as solvent, with mass fraction be the hard polyester resin VITEL PE-708 and the soft mylar VITEL R60B of 3-8 part, under 60 ℃ condition, mix to the homogeneous state;
2) press mass fraction and add 9-17 part polyester acrylate UCB-657, press mass fraction and add reactive diluent isobornyl acrylate, hydroxy-ethyl acrylate or Isooctyl acrylate monomer, 9～20 parts, mix;
3) press mass fraction 0.5-3 part and add 0.5～3 part of light trigger DAROCUR-1173, light stabilizer TINUVIN-292, activator triethanolamine, 0.5～1.5 part of dispersant mixes at normal temperatures;
4) be that 50～70 parts of adding particle diameters are the flake silver powder of 5～15 μ m, tap density 1.5～4.0g/ml by mass fraction, mix;
5) mixed slurry was ground 2 hours with three-roll grinder, obtain final electrocondution slurry.
The electrocondution slurry of photo-thermal curing of the present invention, its dry run is made up of two parts, is respectively the ultraviolet light illumination curing and is heating and curing.Slurry after the process screen printed pattern at first process ultraviolet light illumination carried out photocuring in 1～3 minute, and be heating and curing under 120 ℃ condition then got final product in 3～5 minutes.The conductive silver paste of photo-thermal curing of the present invention can increase printed resolution, enhance productivity, and cost is low.In addition, the resin that the present invention adopts is not halogen-containing, is environmental protection type resin, helps carrying out of environmental protection work.
Embodiment
Embodiment 1.
A kind of preparation of photo-thermal curing conductive slurry may further comprise the steps:
1) select for use 10 parts diethylene adipate as solvent by mass fraction, with mass fraction is that 3 parts hard polyester resin VITEL PE-708 mixes with soft mylar VITEL R60B, wherein, 0.5 hard polyester resin VITEL PE-708 of part and 2.5 parts soft mylar VITEL R60B mix under 60 ℃ condition to the homogeneous state;
2) in said mixture, press mass fraction and add 9 parts of polyester acrylate UCB-657, press mass fraction and add 9 parts of reactive diluent isobornyl acrylates, mix;
3) in said mixture, press 0.5 part of mass fraction and add 0.5 part of light trigger DAROCUR-1173,0.5 part of light stabilizer TINUVIN-292, activator triethanolamine, add 0.5 part dispersant B YK-104, mix at normal temperatures;
4) in said mixture, be that 50 parts of adding particle diameters are the flake silver powder of 5 μ m, tap density 1.5～4.0g/ml by mass fraction, mix;
5) mixed slurry was ground 2 hours with three-roll grinder, obtain final electrocondution slurry.
Embodiment 2
A kind of preparation of photo-thermal curing conductive slurry may further comprise the steps:
1) select for use 15 parts diethylene adipate as solvent by mass fraction, with mass fraction is that 8 parts hard polyester resin VITEL PE-708 mixes with soft mylar VITEL R60B, wherein, hard polyester resin VITEL PE-708 is 2 parts, soft mylar VITEL R60B is 6 parts, mixes under 60 ℃ condition to the homogeneous state;
2) in said mixture, press mass fraction and add 17 parts of polyester acrylate PE-56F, press mass fraction and add 20 parts of reactive diluent Isooctyl acrylate monomers, mix;
3) in said mixture, press mass fraction and add 1.5 parts of light trigger DAROCUR-1173, light stabilizer TINUVIN-292, activator triethanolamines for 3 parts, add 1.5 parts dispersant B YK-161, mix at normal temperatures;
4) in said mixture, be that 70 parts of adding particle diameters are the flake silver powder of 10 μ m, tap density 1.5～4.0g/ml by mass fraction, mix;
5) mixed slurry was ground 2 hours with three-roll grinder, obtain final electrocondution slurry.
Embodiment 3
A kind of preparation of photo-thermal curing conductive slurry may further comprise the steps:
1) by mass fraction select for use 8 parts 1, the 4-butyrolactone is as solvent, with mass fraction is that 7 parts hard polyester resin VITEL PE-708 mixes with soft mylar VITEL R60B, wherein, hard polyester resin VITEL PE-708 is 2 parts, soft mylar VITEL R60B is 5 parts, mixes under 60 ℃ condition to the homogeneous state;
2) in said mixture, press mass fraction and add 13 parts of aliphatic urethane acrylate B-618, press mass fraction and add 8 parts of reactive diluent isobornyl acrylates, mix;
3) in said mixture, to press mass fraction and add 1.5 parts of light trigger DAROCUR-1173,0.5 part of light stabilizer TINUVIN-292 of mass fraction, activator triethanolamines for 1.5 parts, dispersant promise reputation noveon0.5 part mixes at normal temperatures;
4) in said mixture, be that 59 parts of adding particle diameters are the flake silver powder of 15 μ m, tap density 1.5～4.0g/ml by mass fraction, mix;
5) mixed slurry was ground 2 hours with three-roll grinder, obtain final electrocondution slurry.
The slurry that obtains according to the present invention can presswork on the PET flexible base, board, and drying means is: at first adopt the UV cure lamp illumination 3 minutes of 240W/cm, and then heat drying.Baking temperature is 120 ℃, and be 5 minutes drying time.
The conductive silver paste of photo-thermal curing of the present invention can increase printed resolution, enhance productivity, and cost is low.In addition, the resin that the present invention adopts is not halogen-containing, is environmental protection type resin, helps carrying out of environmental protection work.
Claims (4)
1. the preparation method of a photo-thermal curing conductive slurry is characterized in that: may further comprise the steps:
1) select 8～15 parts diethylene adipate or 1 for use by mass fraction, the 4-butyrolactone is as solvent, with mass fraction be the hard polyester resin VITEL PE-708 and the soft mylar VITEL R60B of 3-8 part, under 60 ℃ condition, mix to the homogeneous state;
2) in said mixture, press mass fraction and add 9～17 parts of polyester acrylate UCB-657, press mass fraction and add reactive diluent isobornyl acrylate, hydroxy-ethyl acrylate or Isooctyl acrylate monomer, 9～20 parts, mix;
3) in said mixture, to press mass fraction and add 0.5～3 part of light trigger DAROCUR-1173, light stabilizer TINUVIN-292, activator triethanolamine for 0.5～3 part, 0.5～1.5 part of dispersant mixes at normal temperatures;
4) in said mixture, be that 50～70 parts of adding particle diameters are the flake silver powder of 5～15 μ m, tap density 1.5～4.0g/ml by mass fraction, mix;
5) mixed slurry was ground 2 hours with three-roll grinder, obtain final electrocondution slurry.
2. the preparation method of a photo-thermal curing conductive slurry is characterized in that: may further comprise the steps:
1) select for use 10 parts diethylene adipate as solvent by mass fraction, with mass fraction is that 3 parts hard polyester resin VITEL PE-708 mixes with soft mylar VITEL R60B, wherein, 0.5 hard polyester resin VITEL PE-708 of part and 2.5 parts soft mylar VITEL R60B mix under 60 ℃ condition to the homogeneous state;
2) in said mixture, press mass fraction and add 9 parts of polyester acrylate UCB-657, press mass fraction and add 9 parts of reactive diluent isobornyl acrylates, mix;
3) in said mixture, press 0.5 part of mass fraction and add 0.5 part of light trigger DAROCUR-1173,0.5 part of light stabilizer TINUVIN-292, activator triethanolamine, add 0.5 part dispersant B YK-104, mix at normal temperatures;
4) in said mixture, be that 50 parts of adding particle diameters are the flake silver powder of 5 μ m, tap density 1.5～4.0g/ml by mass fraction, mix;
5) mixed slurry was ground 2 hours with three-roll grinder, obtain final electrocondution slurry.
3. the preparation method of a photo-thermal curing conductive slurry is characterized in that: may further comprise the steps:
1) select for use 15 parts diethylene adipate as solvent by mass fraction, with mass fraction is that 8 parts hard polyester resin VITEL PE-708 mixes with soft mylar VITEL R60B, wherein, hard polyester resin VITEL PE-708 is 2 parts, soft mylar VITEL R60B is 6 parts, mixes under 60 ℃ condition to the homogeneous state;
2) in said mixture, press mass fraction and add 17 parts of polyester acrylate PE-56F, press mass fraction and add 20 parts of reactive diluent Isooctyl acrylate monomers, mix;
3) in said mixture, press mass fraction and add 1.5 parts of light trigger DAROCUR-1173, light stabilizer TINUVIN-292, activator triethanolamines for 3 parts, add 1.5 parts dispersant B YK-161, mix at normal temperatures;
4) in said mixture, be that 70 parts of adding particle diameters are the flake silver powder of 10 μ m, tap density 1.5～4.0g/ml by mass fraction, mix;
5) mixed slurry was ground 2 hours with three-roll grinder, obtain final electrocondution slurry.
4. the preparation method of a photo-thermal curing conductive slurry is characterized in that: may further comprise the steps:
1) by mass fraction select for use 8 parts 1, the 4-butyrolactone is as solvent, with mass fraction is that 7 parts hard polyester resin VITEL PE-708 mixes with soft mylar VITEL R60B, wherein, hard polyester resin VITEL PE-708 is 2 parts, soft mylar VITEL R60B is 5 parts, mixes under 60 ℃ condition to the homogeneous state;
2) in said mixture, press mass fraction and add 13 parts of aliphatic urethane acrylate B-618, press mass fraction and add 8 parts of reactive diluent isobornyl acrylates, mix;
3) in said mixture, to press mass fraction and add 1.5 parts of light trigger DAROCUR-1173,0.5 part of light stabilizer TINUVIN-292 of mass fraction, activator triethanolamines for 1.5 parts, dispersant promise reputation noveon0.5 part mixes at normal temperatures;
4) in said mixture, be that 59 parts of adding particle diameters are the flake silver powder of 15 μ m, tap density 1.5～4.0g/ml by mass fraction, mix;
5) mixed slurry was ground 2 hours with three-roll grinder, obtain final electrocondution slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2009100217385A CN101515486B (en) | 2009-03-27 | 2009-03-27 | Method for preparing photo-thermal curing conductive slurry |
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| CN2009100217385A CN101515486B (en) | 2009-03-27 | 2009-03-27 | Method for preparing photo-thermal curing conductive slurry |
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| CN101515486A true CN101515486A (en) | 2009-08-26 |
| CN101515486B CN101515486B (en) | 2011-08-17 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101935482A (en) * | 2010-09-27 | 2011-01-05 | 彩虹集团公司 | Halogen-free low-temperature electrically-conductive ink and preparation method thereof |
| CN102234479A (en) * | 2010-04-20 | 2011-11-09 | 东莞市佩琦涂料有限公司 | Ultraviolet-thermal curable coating |
| CN102383279A (en) * | 2010-08-30 | 2012-03-21 | 无锡市德赛数码科技有限公司 | Solidifying system for digital starching machine |
| CN102479567A (en) * | 2010-11-25 | 2012-05-30 | 第一毛织株式会社 | Electrode slurry composition and plasma display panel electrode made of the same |
| CN102841503A (en) * | 2012-09-18 | 2012-12-26 | 江苏科技大学 | Photolithographic electronic silver paste composition for touch screen and preparation thereof |
| CN103282839A (en) * | 2010-12-28 | 2013-09-04 | 佳能株式会社 | Developing roller, process cartridge and electrophotographic apparatus |
| CN103762010A (en) * | 2011-12-31 | 2014-04-30 | 四川虹欧显示器件有限公司 | Conductive silver paste, preparation method and electrode made from conductive silver paste |
| CN106251931A (en) * | 2016-08-30 | 2016-12-21 | 深圳市思迈科新材料有限公司 | Low-temperature cured conductive silver slurry and preparation method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6800223B2 (en) * | 2001-08-24 | 2004-10-05 | E. I. Du Pont De Nemours And Company | Thermosetting electroconductive paste for electroconductive bump use |
| JP4238124B2 (en) * | 2003-01-07 | 2009-03-11 | 積水化学工業株式会社 | Curable resin composition, adhesive epoxy resin paste, adhesive epoxy resin sheet, conductive connection paste, conductive connection sheet, and electronic component assembly |
| US6939484B2 (en) * | 2003-12-04 | 2005-09-06 | E. I. Du Pont De Nemours And Company | Thick film conductor compositions for use in membrane switch applications |
| US7258968B1 (en) * | 2006-04-13 | 2007-08-21 | Carestream Health, Inc. | Thermally developable materials with buried conductive backside coatings |
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2009
- 2009-03-27 CN CN2009100217385A patent/CN101515486B/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102234479A (en) * | 2010-04-20 | 2011-11-09 | 东莞市佩琦涂料有限公司 | Ultraviolet-thermal curable coating |
| CN102234479B (en) * | 2010-04-20 | 2015-08-19 | 东莞市佩琦涂料有限公司 | Ultraviolet-heat dual curing coating |
| CN102383279A (en) * | 2010-08-30 | 2012-03-21 | 无锡市德赛数码科技有限公司 | Solidifying system for digital starching machine |
| CN101935482A (en) * | 2010-09-27 | 2011-01-05 | 彩虹集团公司 | Halogen-free low-temperature electrically-conductive ink and preparation method thereof |
| CN102479567A (en) * | 2010-11-25 | 2012-05-30 | 第一毛织株式会社 | Electrode slurry composition and plasma display panel electrode made of the same |
| CN103282839A (en) * | 2010-12-28 | 2013-09-04 | 佳能株式会社 | Developing roller, process cartridge and electrophotographic apparatus |
| CN103282839B (en) * | 2010-12-28 | 2015-10-14 | 佳能株式会社 | Developer roll, handle box and electronic photographing device |
| CN103762010A (en) * | 2011-12-31 | 2014-04-30 | 四川虹欧显示器件有限公司 | Conductive silver paste, preparation method and electrode made from conductive silver paste |
| CN102841503A (en) * | 2012-09-18 | 2012-12-26 | 江苏科技大学 | Photolithographic electronic silver paste composition for touch screen and preparation thereof |
| CN106251931A (en) * | 2016-08-30 | 2016-12-21 | 深圳市思迈科新材料有限公司 | Low-temperature cured conductive silver slurry and preparation method thereof |
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| CN101515486B (en) | 2011-08-17 |
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