CN101752459B - Preparation method of aluminum conductive paste of high-performance environment protection solar cell - Google Patents
Preparation method of aluminum conductive paste of high-performance environment protection solar cell Download PDFInfo
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- CN101752459B CN101752459B CN200910213827XA CN200910213827A CN101752459B CN 101752459 B CN101752459 B CN 101752459B CN 200910213827X A CN200910213827X A CN 200910213827XA CN 200910213827 A CN200910213827 A CN 200910213827A CN 101752459 B CN101752459 B CN 101752459B
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- glass dust
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 239000011521 glass Substances 0.000 claims abstract description 47
- 239000000843 powder Substances 0.000 claims abstract description 38
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims description 25
- 239000002002 slurry Substances 0.000 claims description 22
- 239000001913 cellulose Substances 0.000 claims description 11
- 229920002678 cellulose Polymers 0.000 claims description 11
- 239000004411 aluminium Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910017083 AlN Inorganic materials 0.000 claims description 5
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims description 5
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- IAIHUHQCLTYTSF-UHFFFAOYSA-N 2,2,4-trimethylbicyclo[2.2.1]heptan-3-ol Chemical compound C1CC2(C)C(O)C(C)(C)C1C2 IAIHUHQCLTYTSF-UHFFFAOYSA-N 0.000 claims description 4
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 4
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 4
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 4
- RBNWAMSGVWEHFP-UHFFFAOYSA-N trans-p-Menthane-1,8-diol Chemical compound CC(C)(O)C1CCC(C)(O)CC1 RBNWAMSGVWEHFP-UHFFFAOYSA-N 0.000 claims description 4
- VXQBJTKSVGFQOL-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethyl acetate Chemical compound CCCCOCCOCCOC(C)=O VXQBJTKSVGFQOL-UHFFFAOYSA-N 0.000 claims description 3
- SBASXUCJHJRPEV-UHFFFAOYSA-N 2-(2-methoxyethoxy)ethanol Chemical compound COCCOCCO SBASXUCJHJRPEV-UHFFFAOYSA-N 0.000 claims description 3
- 239000001856 Ethyl cellulose Substances 0.000 claims description 3
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 3
- 229920000180 alkyd Polymers 0.000 claims description 3
- 238000000498 ball milling Methods 0.000 claims description 3
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 3
- 235000013539 calcium stearate Nutrition 0.000 claims description 3
- 239000008116 calcium stearate Substances 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 229940028356 diethylene glycol monobutyl ether Drugs 0.000 claims description 3
- 229920001249 ethyl cellulose Polymers 0.000 claims description 3
- 235000019325 ethyl cellulose Nutrition 0.000 claims description 3
- 238000013467 fragmentation Methods 0.000 claims description 3
- 238000006062 fragmentation reaction Methods 0.000 claims description 3
- BXWNKGSJHAJOGX-UHFFFAOYSA-N hexadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCO BXWNKGSJHAJOGX-UHFFFAOYSA-N 0.000 claims description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- JCGNDDUYTRNOFT-UHFFFAOYSA-N oxolane-2,4-dione Chemical compound O=C1COC(=O)C1 JCGNDDUYTRNOFT-UHFFFAOYSA-N 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 3
- 229930006727 (-)-endo-fenchol Natural products 0.000 claims description 2
- QCDWFXQBSFUVSP-UHFFFAOYSA-N 2-phenoxyethanol Chemical compound OCCOC1=CC=CC=C1 QCDWFXQBSFUVSP-UHFFFAOYSA-N 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 229960005323 phenoxyethanol Drugs 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052710 silicon Inorganic materials 0.000 abstract description 6
- 239000010703 silicon Substances 0.000 abstract description 6
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 239000000969 carrier Substances 0.000 abstract 1
- 238000000227 grinding Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 150000004767 nitrides Chemical class 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 238000005245 sintering Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 230000005693 optoelectronics Effects 0.000 description 2
- 239000006259 organic additive Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000005308 flint glass Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Conductive Materials (AREA)
- Glass Compositions (AREA)
Abstract
The invention discloses a preparation method of aluminum conductive paste of a high-performance environment protection solar cell. The aluminum conductive paste produced by the method is free of lead and solves the problem of environment pollution. The linear expansion coefficient of lead-free glass powder obtained in the preparation process is close to that of a silicon chip, and the success rate after burning is improved. The preparation method of the paste comprises the following steps: (1) preparing glass powder; (2) preparing inorganic adhesive glass metal powder; (3) manufacturing organic carriers; (4) adopting carbon powder of 2-5 mu m for later use; and (5) preparing the aluminum conductive paste: taking the following components by mass percent: 75-85% of aluminum powder coated byaluminum nitride, 9-20% of organic carrier, 3-4% of inorganic adhesive glass metal powder and 1-3% of C powder, wherein the total amount is 100%, and after mixing, grinding with a three-roller mill to particle size of 15-30 mu m to obtain the product with the viscosity of 25000-35000 mpa.s.
Description
Technical field
The present invention relates to the electrocondution slurry preparing technical field, particularly a kind of preparation method of solar cell aluminum conductive electric slurry.
Background technology
Solar energy electrode electrocondution slurry belongs to one of electronic information material, electrocondution slurry is as structural material commonly used in the silicon solar cell, be directly connected to the conversion efficiency and the stability of battery, this technology also has important use in fields such as LED (liquid crystal display device), LTCC (LTCC circuit board), ceramic condenser, new type integrated circuit, space flight and aviation.
Notification number is that the Chinese patent communique of CN100446277C discloses a kind of silicon solar aluminum back-surface-field conductive paste composition and preparation method, and this slurry is by conduction aluminium powder 70-80%, flint glass adhesive 1-10%; Organic carrier 15-30% forms, and organic carrier is made up of organic solvent and organic additive, and organic solvent is the combination of any or they in terpinol, the ethers; Described organic additive is one or more the combination in ethyl cellulose, rosin, the phenolic resins.There is following weak point in technique scheme: composition contains lead in (1) described aluminum conductive electric slurry, and environment is caused very big pollution.(2) the glass dust sintering process is single, and the glass dust that makes and the linear expansivity of silicon chip differ greatly, and the finished product success rate is lower after feasible the firing.(3) organic carrier substantially all is single resin, prevents in its thixotropy and the sintering process that the ability of metal powder oxidation is relatively poor.
Summary of the invention
The object of the present invention is to provide a kind of preparation method of solar cell aluminum conductive electric slurry, not leaded with the aluminum conductive electric slurry that this method makes, solved problem of environmental pollution, the coefficient of linear expansion and the silicon chip of the lead-free glass powder that is obtained in preparation process are approaching, have improved the success rate after firing.
Technical scheme proposed by the invention is such: a kind of preparation method of aluminum conductive paste of high-performance environment protection solar cell, and the preparation process of described aluminum conductive electric slurry is:
(1) preparation of glass dust
Glass dust is Al by weight percentage
2O
38～15%; SiO
220～40%; V
2O
21～5%; NiO 0～3%; ZnO 6～10%; Bi
2O
332～40%; Sb
2O
34～6%; Cr
2O
30～2%; Fe
2O
35～10%; Total amount 100% is mixed with the glass oxidate powder; The glass dust for preparing is mixed, in the porcelain crucible of packing into, put into silicon carbide rod furnace, be preheated to 400～700 ℃ of insulation 0.5h with the intensification of 30～50 ℃/s speed, be warming up to 1200～1500 ℃ with 50-80 ℃/s speed again, melting 3h, shrend, dry to water content less than 5%, put into 1200～1500 ℃ of stove 3h again, shrend, put into ball mill after the fragmentation, control ZrO2 ball: glass dust: deionized water=2: 1: 0.5, ball milling is to granularity 4-5 μ m, dry for standby.
(2) preparation of inorganic bond glass metal powder
With percentage by weight 1～5% indium powder, 1～3%P
2O
5Join in the glass dust that makes, total amount 100% after evenly mixing, is that 1000～1500 rev/mins pulverizer changes that the acquisition granularity is the inorganic bond glass metal powder of 2-5 μ m after 1 minute with speed;
(3) making of organic carrier:
By weight percentage with compound cellulose 1～3%; Rosin modified alkyd resin 1～5%; Calcium stearate or zinc stearate 0.5～5%, terpinol 30～60%; Diethylene glycol monomethyl ether or diethylene glycol monobutyl ether 1～10%; Additive 30～50%; Total amount 100%; Wherein compound cellulose selects for use the ethyl cellulose of two kinds of different viscosities to form: 220cps cellulose: 100cps cellulose=1: 5～4: 6; Additive comprises one or more in diethylene glycol monobutyl ether acetate, hexadecanol, fenchol, Phenoxyethanol, junene, the phenmethylol;
(4) select for use the C powder of 2-5 μ m with standby;
(5) preparation of aluminum conductive electric slurry:
This slurry is that 75～85% the aluminium powder that has been wrapped up by aluminium nitride, 9～20% organic carrier, 3～4% inorganic bond glass metal powder, 1～3% C powder are formed by percentage by weight, total amount 100%, after the mixing, be ground to granularity with three-roller and reach 15-30 μ m, obtain the product that viscosity is 25000-35000mpas.
Compared with prior art, the present invention has following remarkable result:
(1) owing to uses Fe
2O
3And Sb
2O
3In one or both lead-free glass powders after mixing can reduce glass dust softening temperature (between 430～520 ℃), reduce the side's resistance behind the sintering, thereby, improved optoelectronic transformation efficiency.
(2) through temperature-gradient method, repeatedly glass dust coefficient of linear expansion and the silicon after the shrend is approaching; And the adding of C powder can form miniature hole after sintering finishes, and reduces the stress that produces in the electrode sintering process greatly, and the finished product flexibility that draws is little, thereby has improved sintering qualification rate.
The optoelectronic transformation efficiency of monocrystalline silicon 〉=18%, polysilicon 〉=17%, side resistance≤50m Ω/.125 * 125mm wafer warpage≤0.6mm that monocrystalline silicon is thick, 156 * 156mm thin slice of polysilicon 210 μ m is not crooked, does not play the pill of aluminium, does not blister, and electric performance test and assembly do not have the fragment phenomenon, and assembly bonds with EVA, does not play ash, and no aluminium is peeled off phenomenon, and is not leaded.
Embodiment
By following embodiment the present invention is further elaborated.
Embodiment one:
(1) preparation of glass dust
Glass dust is Al by weight percentage
2O
310%; SiO
225%; V
2O
25%; ZnO 10%; Bi
2O
335%; Sb
2O
35%; Fe
2O
310%, be mixed with the glass oxidate powder; The glass dust for preparing is mixed, pack in the porcelain crucible, put into silicon carbide rod furnace, heating up with 30 ℃/s speed is preheated to 500 ℃ of insulation 0.5h, be warming up to 1300 ℃ with 80 ℃/s speed again, melting 3h, shrend, dry to water content less than 5%, put into 1200 ℃ of stove 3h again, ball mill is put in shrend after the fragmentation, control ZrO
2Ball: glass dust: deionized water=2: 1: 0.5, ball milling is to granularity 5 μ m, dry for standby.
(2) preparation of inorganic bond glass metal powder
With percentage by weight 1% indium powder, 2%P
2O
5Join in the glass dust that makes, total amount is 100%, after evenly mixing, is that the granularity that 1000～1500 rev/mins pulverizer commentaries on classics obtained after 1 minute is the inorganic bond glass metal powder of 2-5 μ m with speed;
(3) making of organic carrier
By weight percentage with compound cellulose (220cps cellulose: 100cps cellulose=1: 4) 2%; Rosin modified alkyd resin 2%; Calcium stearate or zinc stearate 1%; Terpinol 60%; Diethylene glycol monomethyl ether or diethylene glycol monobutyl ether 1%; Hexadecanol 4%; Phenmethylol 25%; Diethylene glycol monobutyl ether acetate 5% mixes, and merges down at 100 ℃;
(4) preparation of aluminum conductive electric slurry
It with percentage by weight 75% the aluminium powder that has been wrapped up by aluminium nitride; 20% organic carrier; 3% inorganic bond glass metal powder; The C powder of 2% 2-5 μ m mixes, and is ground to granularity with three-roller again and reaches 15-30 μ m, obtains viscosity and be the product about 25000mpas.
This slurry after tested, its performance satisfies performance requirement of the present invention.
Embodiment 2:
(1) preparation of glass dust
Glass dust is Al by weight percentage
2O
38%; SiO
240%; V
2O
22%; NiO 1%; ZnO 6%; Bi
2O
332%; Sb
2O
34%; Cr
2O
31%; Fe
2O
36%, evenly mix the back by example 1 prepared glass dust, inorganic bond glass metal powder and organic carrier.
(2) preparation of aluminum conductive electric slurry
It with percentage by weight 80% the aluminium powder that has been wrapped up by aluminium nitride, 13% organic carrier, 4% inorganic bond glass metal powder, 3% 2-5 μ mC powder mixes, be ground to granularity with three-roller again and reach 15-30 μ m, obtain viscosity and be the product about 28000mpas.
This slurry after tested, its performance satisfies performance requirement of the present invention.
Embodiment three:
(1) preparation of glass dust
Glass dust is Al by weight percentage
2O
315%; SiO
220%; V
2O
21%; NiO 3%; ZnO 8%; Bi
2O
340%; Sb
2O
36%; Cr
2O
32%; Fe
2O
35%, evenly mix the back by example one prepared glass dust, inorganic bond glass metal powder and organic carrier.
(2) preparation of aluminum conductive electric slurry
It with percentage by weight 85% the aluminium powder that has been wrapped up by aluminium nitride, 9% organic carrier, 5% inorganic bond glass metal powder, the C powder of 1% 2-5 μ m mixes, be ground to granularity with three-roller again and reach 15-30 μ m, obtain viscosity and be the product about 35000mpas.
This slurry after tested, its performance satisfies performance requirement of the present invention.
Claims (1)
1. the preparation method of a solar cell aluminum conductive electric slurry, the preparation process of described aluminum conductive electric slurry is:
(1) preparation of glass dust:
Glass dust is Al by weight percentage
2O
38-15%; SiO
220-40%; V
2O
21-5%; NiO 0-3%; ZnO 6-10%; Bi
2O
332-40%; Sb
2O
34-6%; Cr
2O
30-2%; Fe
2O
35-10%; Total amount 100% is mixed with the glass oxidate powder; The glass dust for preparing is mixed, pack in the porcelain crucible, put into silicon carbide rod furnace, heating up with 30-50 ℃/s speed is preheated to 400～700 ℃ of insulation 0.5h, be warming up to 1200～1500 ℃ with 50-80 ℃/s speed again, melting 3h, shrend, dry to water content less than 5%, put into 1200-1500 ℃ of stove 3h again, ball mill is put in shrend after the fragmentation, control ZrO
2Ball: glass dust: deionized water=2: 1: 0.5, ball milling to the granularity 4-5 μ m, dry for standby;
(2) preparation of inorganic bond glass metal powder:
With the indium powder of percentage by weight 1～5%, 1～3% P
2O
5Join in the glass dust that makes, total amount 100% after evenly mixing, is that 1000～1500 rev/mins pulverizer changes that the acquisition granularity is the inorganic bond glass metal powder of 2-5 μ m after 1 minute with speed;
(3) making of organic carrier:
By weight percentage with compound cellulose 1-3%; Rosin modified alkyd resin 1-5%; Calcium stearate or zinc stearate 0.5-5%, terpinol 30-60%; Diethylene glycol monomethyl ether or diethylene glycol monobutyl ether 1-10%; Additive 30-50%; Total amount 100%; Wherein compound cellulose selects for use the ethyl cellulose of two kinds of different viscosities to form: 220cps cellulose: 100cps cellulose=1: 5～4: 6; Additive comprises one or more in diethylene glycol monobutyl ether acetate, hexadecanol, fenchol, Phenoxyethanol, junene, the phenmethylol;
(4) select for use the C powder of 2-5 μ m with standby;
(5) preparation of aluminum conductive electric slurry:
This slurry is that the aluminium powder that has been wrapped up by aluminium nitride of 75-85%, the organic carrier of 9-20%, the inorganic bond glass metal powder of 3-4%, the C powder of 1-3% are formed by percentage by weight, total amount 100%, after the mixing, be ground to granularity with three-roller and reach 15-30 μ m, obtain the product that viscosity is 25000-35000mpas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910213827XA CN101752459B (en) | 2009-12-08 | 2009-12-08 | Preparation method of aluminum conductive paste of high-performance environment protection solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910213827XA CN101752459B (en) | 2009-12-08 | 2009-12-08 | Preparation method of aluminum conductive paste of high-performance environment protection solar cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101752459A CN101752459A (en) | 2010-06-23 |
| CN101752459B true CN101752459B (en) | 2011-03-16 |
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|---|---|---|---|
| CN200910213827XA Expired - Fee Related CN101752459B (en) | 2009-12-08 | 2009-12-08 | Preparation method of aluminum conductive paste of high-performance environment protection solar cell |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101309809B1 (en) | 2010-08-12 | 2013-09-23 | 제일모직주식회사 | Aluminium paste for solar cell and solar cell using the same |
| CN102360585B (en) * | 2011-06-28 | 2013-04-03 | 陕西天盛新材料科技有限公司 | Aluminum paste for improving conversion efficiency of solar cells and preparation method for aluminum paste |
| CN104078090B (en) * | 2013-03-28 | 2016-09-07 | 比亚迪股份有限公司 | A kind of crystal silicon solar energy battery electrocondution slurry and preparation method thereof |
| CN103996434A (en) * | 2014-04-24 | 2014-08-20 | 安徽为民磁力科技有限公司 | Low-silver printed circuit board silver paste and preparation method thereof |
| TWI678711B (en) * | 2018-11-01 | 2019-12-01 | 磐采股份有限公司 | Conductive paste composition and solar cell using the same |
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Also Published As
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| CN101752459A (en) | 2010-06-23 |
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