RU2012103632A - SURFACE CONDUCTING SILVER PASTE FOR REAR SOLAR CELL ELECTRODE - Google Patents
SURFACE CONDUCTING SILVER PASTE FOR REAR SOLAR CELL ELECTRODE Download PDFInfo
- Publication number
- RU2012103632A RU2012103632A RU2012103632/07A RU2012103632A RU2012103632A RU 2012103632 A RU2012103632 A RU 2012103632A RU 2012103632/07 A RU2012103632/07 A RU 2012103632/07A RU 2012103632 A RU2012103632 A RU 2012103632A RU 2012103632 A RU2012103632 A RU 2012103632A
- Authority
- RU
- Russia
- Prior art keywords
- silver paste
- conductive
- silver powder
- particle size
- average particle
- Prior art date
Links
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract 18
- 229910052709 silver Inorganic materials 0.000 title 1
- 239000004332 silver Substances 0.000 title 1
- 239000002245 particle Substances 0.000 claims abstract 8
- 239000011230 binding agent Substances 0.000 claims abstract 5
- 239000011521 glass Substances 0.000 claims abstract 5
- 239000001856 Ethyl cellulose Substances 0.000 claims abstract 2
- 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 abstract 2
- 229920001249 ethyl cellulose Polymers 0.000 claims abstract 2
- 235000019325 ethyl cellulose Nutrition 0.000 claims abstract 2
- 239000010946 fine silver Substances 0.000 claims abstract 2
Classifications
-
- 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
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/20—Electrodes
- H10F77/206—Electrodes for devices having potential barriers
- H10F77/211—Electrodes for devices having potential barriers for photovoltaic cells
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Conductive Materials (AREA)
- Photovoltaic Devices (AREA)
Abstract
1. Токопроводящая серебряная паста для тыльного электрода солнечного элемента, включающая частицы порошка серебра, органическое связующее и стеклофритту, отличающаяся тем, что в пасте используют мелкодисперсный порошок серебра, средний размер частиц которого составляет D50 1,5-5,0 мкм, при следующем соотношении компонентов, мас.%:2. Токопроводящая серебряная паста по п.1, отличающаяся тем, что 38-48 мас.% порошка серебра имеют средний размер частиц D50 2,0-5,0 мкм, предпочтительно 2,5-3,0 мкм, и 2-10 мас.% порошка серебра имеют средний размер частиц D50 1,5-4,0 мкм, предпочтительно 1,5-1,8 мкм.3. Токопроводящая серебряная паста по п.1, отличающаяся тем, что органическое связующее в качестве пленкообразующего содержит этилцеллюлозу в количестве 4-10 мас.%.4. Токопроводящая серебряная паста по п.1, отличающаяся тем, что содержание стеклофритты в токопроводящей пасте предпочтительно находится в диапазоне 3-6 мас.%.1. A conductive silver paste for the rear electrode of a solar cell, comprising particles of silver powder, an organic binder and glass frit, characterized in that the paste uses fine silver powder, the average particle size of which is D50 1.5-5.0 μm, in the following ratio components, wt.%: 2. The conductive silver paste according to claim 1, characterized in that 38-48 wt.% Of the silver powder have an average particle size of D50 of 2.0-5.0 microns, preferably 2.5-3.0 microns, and 2-10 wt. % silver powder have an average particle size of D50 of 1.5-4.0 μm, preferably 1.5-1.8 μm. 3. Conductive silver paste according to claim 1, characterized in that the organic binder as a film-forming contains ethyl cellulose in an amount of 4-10 wt.%. 4. The conductive silver paste according to claim 1, characterized in that the glass frit content in the conductive paste is preferably in the range of 3-6 wt.%.
Claims (4)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2012103632/07A RU2496166C1 (en) | 2012-02-02 | 2012-02-02 | Current-conducting silver paste for rear electrode of solar cell |
| PCT/RU2012/000777 WO2013115676A1 (en) | 2012-02-02 | 2012-09-24 | Current-conducting silver paste for a rear electrode of a solar cell |
| DE112012005812.7T DE112012005812B4 (en) | 2012-02-02 | 2012-09-24 | Conductive silver paste for a rear electrode of a solar element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2012103632/07A RU2496166C1 (en) | 2012-02-02 | 2012-02-02 | Current-conducting silver paste for rear electrode of solar cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2012103632A true RU2012103632A (en) | 2013-08-10 |
| RU2496166C1 RU2496166C1 (en) | 2013-10-20 |
Family
ID=48905601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2012103632/07A RU2496166C1 (en) | 2012-02-02 | 2012-02-02 | Current-conducting silver paste for rear electrode of solar cell |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE112012005812B4 (en) |
| RU (1) | RU2496166C1 (en) |
| WO (1) | WO2013115676A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104425053A (en) * | 2013-09-06 | 2015-03-18 | 湖南利德电子浆料有限公司 | Resistance slurry used for thick film circuit and based on ceramic tile and preparation process thereof |
| KR20220035992A (en) * | 2016-12-22 | 2022-03-22 | 다나카 기킨조쿠 고교 가부시키가이샤 | The electrode structure of the back electrode of a semiconductor substrate, its manufacturing method, and the sputtering target provided for manufacture of the said electrode structure |
| CN112216421A (en) * | 2020-09-15 | 2021-01-12 | 广州市儒兴科技开发有限公司 | A kind of PERC crystalline silicon solar cell backside silver paste and its preparation method and application |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1353162A1 (en) * | 1986-03-10 | 1995-09-27 | Ярославское научно-производственное объединение "Электронприбор" | Conducting composition |
| RU2177183C1 (en) * | 2000-12-05 | 2001-12-20 | Открытое акционерное общество "Научно-исследовательский институт газоразрядных приборов "Плазма" | Conducting silver powder-based paste, method of preparing silver powder, and organic binder for the paste |
| FR2903529B1 (en) * | 2006-07-05 | 2008-10-17 | Conseil Et De Prospective Scie | NEW POSITIVE SILVER ELECTRODE FOR ALKALINE ACCUMULATORS |
| RU2389095C2 (en) * | 2008-03-25 | 2010-05-10 | ФЕДЕРАЛЬНОЕ ГОСУДАРСТВЕННОЕ УНИТАРНОЕ ПРЕДПРИЯТИЕ "Научно-исследовательский институт "ВОЛГА" (ФГУП "НИИ "ВОЛГА") | Electroconductive paste |
| CN102640231A (en) * | 2009-11-25 | 2012-08-15 | E·I·内穆尔杜邦公司 | Process for the formation of a silver back electrode of a passivated emitter and rear contact silicon solar cell |
| WO2011074888A2 (en) * | 2009-12-17 | 2011-06-23 | 동우 화인켐 주식회사 | Electrode paste composition for rear surface of solar cell |
| CN102157220B (en) * | 2011-02-28 | 2013-09-18 | 张振中 | Special Ag paste for grid line electrode at front surface of crystalline silicon solar battery |
-
2012
- 2012-02-02 RU RU2012103632/07A patent/RU2496166C1/en active IP Right Revival
- 2012-09-24 WO PCT/RU2012/000777 patent/WO2013115676A1/en not_active Ceased
- 2012-09-24 DE DE112012005812.7T patent/DE112012005812B4/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| RU2496166C1 (en) | 2013-10-20 |
| WO2013115676A1 (en) | 2013-08-08 |
| DE112012005812B4 (en) | 2020-04-02 |
| DE112012005812T5 (en) | 2014-12-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20150203 |
|
| NF4A | Reinstatement of patent |
Effective date: 20170413 |
|
| PD4A | Correction of name of patent owner | ||
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20200203 |
|
| NF4A | Reinstatement of patent |
Effective date: 20210419 |