CN106205775A - A kind of UV conductive silver paste formula and preparation method thereof - Google Patents
A kind of UV conductive silver paste formula and preparation method thereof Download PDFInfo
- Publication number
- CN106205775A CN106205775A CN201610583062.9A CN201610583062A CN106205775A CN 106205775 A CN106205775 A CN 106205775A CN 201610583062 A CN201610583062 A CN 201610583062A CN 106205775 A CN106205775 A CN 106205775A
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- Prior art keywords
- conductive silver
- silver paste
- acrylate
- formula
- paste formula
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/22—Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Conductive Materials (AREA)
Abstract
The invention discloses a kind of UV conductive silver paste formula and preparation method thereof, by ultraviolet light photocuring, utilize ultraviolet light to print and distribute polymerization principle, conductive silver paste can arrive deep cure.By polyester acrylate, light trigger, defoamer, levelling agent, dispersant, UV absorbent, dispersant and conductive silver powder through mixing, stirring, grinding distribution and make.The electrical conductance of the UV conductive silver paste prepared by the present invention is good, pliability is good and PET and ITO adhesive force strong, can be widely applied to the printed circuits such as chip, touch screen, panel computer, digital camera.
Description
Technical field
The present invention relates to electronic chemical paint field, especially relate to a kind of UV conductive silver paste formula and preparation method thereof.
Background technology
Conductive silver paste is extensively applied along with electronic product, is more and more used.Conventional silver electrocondution slurry is divided into two classes:
1. the most dried or cured film forming of polymer conductive silver slurry, using organic polymer as bonding phase；2. slug type conductive silver slurry
I.e. sinter film forming, sintering temperature > 500 DEG C, glass dust or oxide are as bonding phase.Which, it will be seen that no matter kind, all need
Heating, prepare observable index higher, performance also haves much room for improvement.
Summary of the invention
It is an object of the invention to provide UV conductive silver paste, which introduce UV system, have several respects benefit by illumination curing,
The solvent-free volatilization of one is more environmentally-friendly；It is two without heated baking, and energy consumption reduces, in hgher efficiency；Its three performance is higher, and UV conducts electricity
The sheet resistance of silver slurry is lower than the silver slurry of tradition baking.
UV conductive silver paste formula the most of the present invention is: the most composed of the following components: polyester third
Olefin(e) acid ester 10 parts, acrylate diluent 2-3 part, light trigger 3-4 part, defoamer 2-3 part, levelling agent 1-2 part, ultraviolet
Light absorbers 0.5-1 part, dispersant 0.5-1 part, conductive silver powder 76-81 part.
More optimizedly, polyester acrylate is low molecular weight propylene acid resin, including polyester chloride acrylic ester or amination
Polyester acrylate or aromatic polyester acrylate or the one therein of fat race polyester acrylate resin or many
Plant mixing composition.
More optimizedly, acrylate diluent is the one therein or two by alkoxylated acrylate or methoxyl group
Plant mixing composition.
More optimizedly, light trigger is 2,4-diethoxy thioxanthone, and isopropyl thioxanthone, benzophenone is wherein
One or two kinds of mixing composition.
More optimizedly, UV absorbent is 2,4-DihydroxyBenzophenone or single benzoic acid resorcinol or 2-hydroxyl
Base-4-oxy-octyl benzophenone.
More optimizedly, defoamer is modified polyorganosiloxane or dimethyl polysiroxan or non-silicone macromolecule.
More optimizedly, levelling agent is cross-linking type silicone acrylates or acroleic acid esterification polysiloxanes alkane or the soft phosphorus of ovum
Fat.
More optimizedly, conductive silver powder is that its particle diameter of flake silver powder is at 0.5 ~ 2 micron.
More optimizedly, the sheet resistance of UV conductive silver paste is 5～10m Ω/sq.
A kind of preparation method of UV conductive silver paste, the formula of aforementioned UV conductive silver paste, prepare in accordance with the following steps: (1) is first
Weigh after polyester acrylate adds acrylate diluent, light trigger, levelling agent, UV absorbent, dispersant and stir
Carry out three-roller grinding after being uniformly dispersed and make semi-finished product base material three times；(2) add corresponding after weighing respective amount semi-finished product base material
Conductive silver powder amount carries out three-roller grinding distribution after being stirred dispersion until fineness 5 below um, obtains silver slurry；(3) by silver
Slurry adds filter to carry out filtering 2 minutes, i.e. can get UV conductive silver paste.
It is an object of the invention to provide UV conductive silver paste, which introduce UV system, have several respects benefit by illumination curing,
The solvent-free volatilization of one is more environmentally-friendly；It is two without heated baking, and energy consumption reduces, in hgher efficiency；Its three performance is higher, and UV conducts electricity
The sheet resistance of silver slurry is lower than the silver slurry of tradition baking.
Detailed description of the invention
UV conductive silver paste one component formula of the present invention is: the most composed of the following components: polyester acrylate
10 parts, acrylate diluent 2 parts, light trigger 3 parts, defoamer 2 parts, levelling agent 1 part, UV absorbent 0.5
Part, dispersant 0.5 part, conductive silver powder 81 parts.
UV conductive silver paste another kind component formula of the present invention is: polyester acrylate 10 parts, acrylate diluent 3 parts,
Light trigger 4 parts, defoamer 3 parts, levelling agent 2 parts, UV absorbent 1 part, dispersant 1 part, conductive silver powder 76 parts.
Wherein, polyester acrylate is low molecular weight propylene acid resin, including polyester chloride acrylic ester or amination polyester
Therein one or more of acrylate or aromatic polyester acrylate or fat race polyester acrylate resin mix
It is combined into.Acrylate diluent is the one or two kinds of mixing group therein by alkoxylated acrylate or methoxyl group
Become.Light trigger is 2,4-diethoxy thioxanthone, isopropyl thioxanthone, the one or two kinds of therein of benzophenone
Mixing composition.UV absorbent be 2,4-DihydroxyBenzophenone or single benzoic acid resorcinol or 2-hydroxyl-4-the most pungent
Epoxide benzophenone.Defoamer is modified polyorganosiloxane or dimethyl polysiroxan or non-silicone macromolecule.Levelling agent is cross-linking type
Silicone acrylates or acroleic acid esterification polysiloxanes alkane or ovum soft phospholipid conductive silver powder are that its particle diameter of flake silver powder is 0.5
~ 2 microns.The sheet resistance of UV conductive silver paste is 5～10m Ω/sq.
A kind of preparation method of UV conductive silver paste, the formula of aforementioned UV conductive silver paste, prepare in accordance with the following steps: (1) is first
Weigh after polyester acrylate adds acrylate diluent, light trigger, levelling agent, UV absorbent, dispersant and stir
Carry out three-roller grinding after being uniformly dispersed and make semi-finished product base material three times；(2) add corresponding after weighing respective amount semi-finished product base material
Conductive silver powder amount carries out three-roller grinding distribution after being stirred dispersion until fineness 5 below um, obtains silver slurry；(3) by silver
Slurry adds filter to carry out filtering 2 minutes, i.e. can get UV conductive silver paste.
It is an object of the invention to provide UV conductive silver paste, which introduce UV system, have several respects benefit by illumination curing,
The solvent-free volatilization of one is more environmentally-friendly；It is two without heated baking, and energy consumption reduces, in hgher efficiency；Its three performance is higher, and UV conducts electricity
The sheet resistance of silver slurry is lower than the silver slurry of tradition baking, only 5～10m Ω/sq.The electrical conductance of the UV conductive silver paste prepared by the present invention
Well, pliability is good and PET and ITO adhesive force strong, can be widely applied to the prints such as chip, touch screen, panel computer, digital camera
Brush circuit.
Above-described is only the preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, it is also possible to make some deformation and improvement, these broadly fall into the present invention
Protection domain.
Claims (10)
1. a UV conductive silver paste formula, it is characterised in that: the most composed of the following components: polyester acrylate 10
Part, acrylate diluent 2-3 part, light trigger 3-4 part, defoamer 2-3 part, levelling agent 1-2 part, UV absorbent
0.5-1 part, dispersant 0.5-1 part, conductive silver powder 76-81 part.
UV conductive silver paste formula the most according to claim 1, it is characterised in that described polyester acrylate is low-molecular-weight third
Olefin(e) acid resin, including polyester chloride acrylic ester or amination polyester acrylate or aromatic polyester acrylate or fat race
One or more mixing compositions therein of polyester acrylate resin.
UV conductive silver paste formula the most according to claim 1, it is characterised in that described acrylate diluent is by alkoxyl
Change the one or two kinds of therein mixing composition of acrylate or methoxyl group.
UV conductive silver paste formula the most according to claim 1, it is characterised in that described light trigger is 2,4-diethoxy sulfur
Miscellaneous anthrone, isopropyl thioxanthone, the one or two kinds of therein mixing composition of benzophenone.
UV conductive silver paste formula the most according to claim 1, it is characterised in that described UV absorbent is 2,4-dihydroxy
Benzophenone or single benzoic acid resorcinol or Octabenzone.
UV conductive silver paste formula the most according to claim 1, it is characterised in that described defoamer is modified polyorganosiloxane or two
Methyl polysilicon alkane or non-silicone macromolecule.
UV conductive silver paste formula the most according to claim 1, it is characterised in that described levelling agent is cross-linking type polysiloxanes third
Olefin(e) acid ester or acroleic acid esterification polysiloxanes alkane or the soft phospholipid of ovum.
UV conductive silver paste formula the most according to claim 1, it is characterised in that described conductive silver powder is its particle diameter of flake silver powder
At 0.5 ~ 2 micron.
9. according to UV conductive silver paste formula described in any one of claim 1 to 8, it is characterised in that the side of described UV conductive silver paste
Resistance is 5～10m Ω/sq.
10. a preparation method for UV conductive silver paste, according to the formula of claim 1 to 8 any one UV conductive silver paste, according to such as
Prepared by lower step: (1) first weighs polyester acrylate and adds acrylate diluent, light trigger, levelling agent, ultra-violet absorption
Carry out three-roller grinding after dispersed with stirring is uniform after agent, dispersant and make semi-finished product base material three times；(2) respective amount semi-finished product are weighed
Add after base material and carry out three-roller grinding distribution after corresponding conductive silver powder amount is stirred dispersion until fineness 5 below um, obtain
To silver slurry；(3) silver slurry is added filter to carry out filtering 2 minutes, i.e. can get UV conductive silver paste.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610583062.9A CN106205775A (en) | 2016-07-23 | 2016-07-23 | A kind of UV conductive silver paste formula and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610583062.9A CN106205775A (en) | 2016-07-23 | 2016-07-23 | A kind of UV conductive silver paste formula and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN106205775A true CN106205775A (en) | 2016-12-07 |
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ID=57492141
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610583062.9A Pending CN106205775A (en) | 2016-07-23 | 2016-07-23 | A kind of UV conductive silver paste formula and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114496402A (en) * | 2022-02-15 | 2022-05-13 | 西安英诺维特新材料有限公司 | Preparation method of fast curing UV silver paste for ITO film of touch screen |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006272A (en) * | 2015-08-03 | 2015-10-28 | 佛山市顺德区百锐新电子材料有限公司 | Ultraviolet conductive silver slurry, and preparation method and application thereof |
| CN105378854A (en) * | 2013-07-08 | 2016-03-02 | 东洋纺株式会社 | Conductive Paste |
| CN105462478A (en) * | 2015-12-14 | 2016-04-06 | 天津凯华绝缘材料股份有限公司 | Ultraviolet light cured PPTC electrode slurry and preparation method thereof |
| US9349882B2 (en) * | 2012-01-10 | 2016-05-24 | Gens Engineering Co. Ltd | Silicon solar cell module using conductive npaste as electrode and method for manufacturing same |
-
2016
- 2016-07-23 CN CN201610583062.9A patent/CN106205775A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9349882B2 (en) * | 2012-01-10 | 2016-05-24 | Gens Engineering Co. Ltd | Silicon solar cell module using conductive npaste as electrode and method for manufacturing same |
| CN105378854A (en) * | 2013-07-08 | 2016-03-02 | 东洋纺株式会社 | Conductive Paste |
| CN105006272A (en) * | 2015-08-03 | 2015-10-28 | 佛山市顺德区百锐新电子材料有限公司 | Ultraviolet conductive silver slurry, and preparation method and application thereof |
| CN105462478A (en) * | 2015-12-14 | 2016-04-06 | 天津凯华绝缘材料股份有限公司 | Ultraviolet light cured PPTC electrode slurry and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114496402A (en) * | 2022-02-15 | 2022-05-13 | 西安英诺维特新材料有限公司 | Preparation method of fast curing UV silver paste for ITO film of touch screen |
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Application publication date: 20161207 |
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