CN109979640A - A kind of solar cell front side silver paste and preparation method thereof - Google Patents
A kind of solar cell front side silver paste and preparation method thereof Download PDFInfo
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- CN109979640A CN109979640A CN201910289714.1A CN201910289714A CN109979640A CN 109979640 A CN109979640 A CN 109979640A CN 201910289714 A CN201910289714 A CN 201910289714A CN 109979640 A CN109979640 A CN 109979640A
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract description 81
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 38
- 239000004332 silver Substances 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 33
- 239000011521 glass Substances 0.000 claims abstract description 20
- 150000004772 tellurides Chemical class 0.000 claims abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 16
- XSOKHXFFCGXDJZ-UHFFFAOYSA-N telluride(2-) Chemical compound [Te-2] XSOKHXFFCGXDJZ-UHFFFAOYSA-N 0.000 claims description 24
- 239000002994 raw material Substances 0.000 claims description 23
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 18
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 13
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 12
- ZFOZVQLOBQUTQQ-UHFFFAOYSA-N Tributyl citrate Chemical compound CCCCOC(=O)CC(O)(C(=O)OCCCC)CC(=O)OCCCC ZFOZVQLOBQUTQQ-UHFFFAOYSA-N 0.000 claims description 12
- 239000003960 organic solvent Substances 0.000 claims description 12
- 239000011347 resin Substances 0.000 claims description 12
- 229920005989 resin Polymers 0.000 claims description 12
- 239000004925 Acrylic resin Substances 0.000 claims description 6
- 229920000178 Acrylic resin Polymers 0.000 claims description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- RNHAVOCFXVDBNT-UHFFFAOYSA-N [B].[Pb].[Sb] Chemical compound [B].[Pb].[Sb] RNHAVOCFXVDBNT-UHFFFAOYSA-N 0.000 claims description 6
- BECHXDUNLJSESE-UHFFFAOYSA-N [Sb][Pb][Bi] Chemical compound [Sb][Pb][Bi] BECHXDUNLJSESE-UHFFFAOYSA-N 0.000 claims description 6
- 229910052797 bismuth Inorganic materials 0.000 claims description 6
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 239000011651 chromium Substances 0.000 claims description 6
- 229910052749 magnesium Inorganic materials 0.000 claims description 6
- 239000011777 magnesium Substances 0.000 claims description 6
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- 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 5
- OAYXUHPQHDHDDZ-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethanol Chemical compound CCCCOCCOCCO OAYXUHPQHDHDDZ-UHFFFAOYSA-N 0.000 claims 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 239000002002 slurry Substances 0.000 abstract description 3
- YDYQBMRHSJCKBL-UHFFFAOYSA-N [Zn+2].[Si]([O-])([O-])([O-])[O-].[B+3] Chemical compound [Zn+2].[Si]([O-])([O-])([O-])[O-].[B+3] YDYQBMRHSJCKBL-UHFFFAOYSA-N 0.000 description 5
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 5
- OCGWQDWYSQAFTO-UHFFFAOYSA-N tellanylidenelead Chemical compound [Pb]=[Te] OCGWQDWYSQAFTO-UHFFFAOYSA-N 0.000 description 5
- 150000001336 alkenes Chemical class 0.000 description 4
- 239000004575 stone Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- HBGPNLPABVUVKZ-POTXQNELSA-N (1r,3as,4s,5ar,5br,7r,7ar,11ar,11br,13as,13br)-4,7-dihydroxy-3a,5a,5b,8,8,11a-hexamethyl-1-prop-1-en-2-yl-2,3,4,5,6,7,7a,10,11,11b,12,13,13a,13b-tetradecahydro-1h-cyclopenta[a]chrysen-9-one Chemical compound C([C@@]12C)CC(=O)C(C)(C)[C@@H]1[C@H](O)C[C@]([C@]1(C)C[C@@H]3O)(C)[C@@H]2CC[C@H]1[C@@H]1[C@]3(C)CC[C@H]1C(=C)C HBGPNLPABVUVKZ-POTXQNELSA-N 0.000 description 1
- ALSTYHKOOCGGFT-KTKRTIGZSA-N (9Z)-octadecen-1-ol Chemical compound CCCCCCCC\C=C/CCCCCCCCO ALSTYHKOOCGGFT-KTKRTIGZSA-N 0.000 description 1
- PFRGGOIBYLYVKM-UHFFFAOYSA-N 15alpha-hydroxylup-20(29)-en-3-one Natural products CC(=C)C1CCC2(C)CC(O)C3(C)C(CCC4C5(C)CCC(=O)C(C)(C)C5CCC34C)C12 PFRGGOIBYLYVKM-UHFFFAOYSA-N 0.000 description 1
- 241000127225 Enceliopsis nudicaulis Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- SOKRNBGSNZXYIO-UHFFFAOYSA-N Resinone Natural products CC(=C)C1CCC2(C)C(O)CC3(C)C(CCC4C5(C)CCC(=O)C(C)(C)C5CCC34C)C12 SOKRNBGSNZXYIO-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229940055577 oleyl alcohol Drugs 0.000 description 1
- XMLQWXUVTXCDDL-UHFFFAOYSA-N oleyl alcohol Natural products CCCCCCC=CCCCCCCCCCCO XMLQWXUVTXCDDL-UHFFFAOYSA-N 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
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
- 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
- H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar 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
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Manufacturing & Machinery (AREA)
- Powder Metallurgy (AREA)
Abstract
The embodiment of the present invention discloses a kind of solar cell front side silver paste and preparation method thereof, wherein this kind of solar cell front side silver paste includes silver powder, organic carrier, glass powder, graphene and tellurides, using the present invention, the series resistance of slurry can be substantially reduced and form good Ohmic contact, effectively improve photoelectric conversion efficiency, it has a good application prospect, is worthy to be popularized.
Description
Technical field
The present invention relates to area of solar cell more particularly to a kind of solar cell front side silver paste and preparation method thereof.
Background technique
Solar energy, which refers to, to be released huge nuclear energy by the generation hydrogen helium fusion of solar interior hydrogen atom and is generated, and the sun is come from
Radiation energy, main performance is exactly the sunray often said.Since life on earth is born, it is mainly based on sun offer
Infrared radiant energy existence, and also understood from ancient human with sun-dried object, and the method as production food, such as salt manufacturing and solarization are salty
Fish etc..In the case where fossil fuel is reduced increasingly, solar energy has become the important component that the mankind use the energy, and constantly
It is developed.The utilization of solar energy has a photothermal conversion and photoelectric conversion two ways, solar power generation be it is a kind of it is emerging can be again
The raw energy.It is expected that renewable energy will account for 80% or more in energy resource structure, and solar power generation will to the end of the 20th century
Account for 60% or more, it is seen that solar battery wide market.And front side silver paste is the important composition portion in solar battery
Point, existing front side silver paste still remains the problems such as many problems such as Ohmic contact is big, resistance is high and printing performance is low, therefore
It needs further to study.
Summary of the invention
In order to solve the deficiencies in the prior art, a kind of solar cell front side silver paste provided by the invention and its system
Preparation Method, wherein this kind of solar cell front side silver paste includes silver powder, organic carrier, glass powder, graphene and tellurides,
It greatly reduces the series resistance of slurry and forms good Ohmic contact, effectively improve photoelectric conversion efficiency, have good
Application prospect, be worthy to be popularized.
To solve the above problems, the present invention specifically uses following technical scheme:
A kind of solar cell front side silver paste, which is characterized in that be made of the following raw material in parts by weight: silver powder 81-
92 parts, 3-8 parts of organic carrier, 2-6 parts of glass powder, 1-4 parts of graphene and 0.1-2 parts of tellurides.
A kind of solar cell front side silver paste above-mentioned, which is characterized in that the silver powder is by following original in parts by weight
Material is made: 80-90 parts of micron spherical silver powder and 10-20 parts of nano-silver powder, the average grain diameter of the micron spherical silver powder are
0.6-3 microns, the average grain diameter of the nano-silver powder is 30-80 nanometers.
A kind of solar cell front side silver paste above-mentioned, which is characterized in that the organic carrier by parts by weight as
Lower raw material is made: the resin that 70-90 parts and 10-30 parts of organic solvent, and the resin is acrylic resin or polyvinyl resin
One or two, the organic solvent be tributyl citrate, the calm ether acetic acid of ethylene glycol it, butyl and pine
Oleyl alcohol it is one or more.
A kind of solar cell front side silver paste above-mentioned, which is characterized in that the glass powder by zinc-boron-silicate systems,
One of antimony-lead-bismuth system and antimony-lead-boron system or a variety of compositions.
A kind of solar cell front side silver paste above-mentioned, which is characterized in that the specific surface area of the graphene is greater than 28m2/
G, partial size D50 are 0.6-3 μm.
A kind of solar cell front side silver paste above-mentioned, which is characterized in that the tellurides is lead telluride, telluride titanium, tellurium
One or more compositions in change chromium, telluride magnesium and bismuth telluride.
A kind of preparation method of solar cell front side silver paste, which is characterized in that will be described in any one of claims 1-6
A kind of each raw material of solar cell front side silver paste after mixing, is ground on three-roll grinder, recycles high speed disperser
It is uniformly dispersed, for use.
Beneficial effects of the present invention:
A kind of solar cell front side silver paste provided by the invention and preparation method thereof, wherein this kind of solar battery front side
Silver paste includes silver powder, organic carrier, glass powder, graphene and tellurides, greatly reduces the series resistance and shape of slurry
At good Ohmic contact, photoelectric conversion efficiency is effectively improved, is had a good application prospect, is worthy to be popularized.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described.
Fig. 1 is a kind of structural schematic diagram of front side silver paste provided in an embodiment of the present invention.
Specific embodiment
The invention will be further described combined with specific embodiments below.
Specific embodiment one:
The position Fig. 1 the embodiment of the invention provides a kind of structural schematic diagram of front side silver paste, may include silver powder, have it is airborne
Body, glass powder, graphene and tellurides.Specifically, above-mentioned front side silver paste, is made of the following raw material in parts by weight: silver
89 parts of powder, 5 parts of organic carrier, 4 parts of glass powder, 1 part of graphene and 0.9 part of tellurides.
The silver powder is made of the following raw material in parts by weight: 88 parts of micron spherical silver powder and 12 parts of nano-silver powder,
The average grain diameter of the micron spherical silver powder is 1.6 microns, and the average grain diameter of the nano-silver powder is 50 nanometers.
The organic carrier is made of the following raw material in parts by weight: the resin that 80 parts and 20 parts of organic solvent, institute
The one or two that resin is acrylic resin or polyvinyl resin are stated, the organic solvent is tributyl citrate, ethylene glycol
Calm ether acetic acid it, butyl and terpinol it is one or more.
The glass powder is by one of zinc-boron-silicate systems, antimony-lead-bismuth system and antimony-lead-boron system or more
Kind composition.
The specific surface area of the graphene is greater than 28m2/ g, partial size D50 are 0.6-3 μm.
The tellurides is lead telluride, telluride titanium, telluride chromium, one or more compositions in telluride magnesium and bismuth telluride.
A kind of preparation method of solar cell front side silver paste, by 89 parts of silver powder, 5 parts of organic carrier, 4 parts of glass powder, stone
0.9 part of each raw material of 1 part of black alkene and tellurides after mixing, is ground on three-roll grinder, recycles high speed disperser point
It dissipates uniformly, for use.
Specific embodiment two:
A kind of solar cell front side silver paste is made of the following raw material in parts by weight: 82 parts of silver powder, organic carrier 7
Part, 3 parts of glass powder, 2 parts of graphene and 0.3 part of tellurides.
The silver powder is made of the following raw material in parts by weight: 81 parts of micron spherical silver powder and 19 parts of nano-silver powder,
The average grain diameter of the micron spherical silver powder is 2.3 microns, and the average grain diameter of the nano-silver powder is 40 nanometers.
The organic carrier is made of the following raw material in parts by weight: the resin that 75 parts and 25 parts of organic solvent, institute
The one or two that resin is acrylic resin or polyvinyl resin are stated, the organic solvent is tributyl citrate, ethylene glycol
Calm ether acetic acid it, butyl and terpinol it is one or more.
The glass powder is by one of zinc-boron-silicate systems, antimony-lead-bismuth system and antimony-lead-boron system or more
Kind composition.
The specific surface area of the graphene is greater than 28m2/ g, partial size D50 are 0.6-3 μm.
The tellurides is lead telluride, telluride titanium, telluride chromium, one or more compositions in telluride magnesium and bismuth telluride.
A kind of preparation method of solar cell front side silver paste, by 82 parts of silver powder, 7 parts of organic carrier, 3 parts of glass powder, stone
2 parts of black alkene and 0.3 part of tellurides of each raw material after mixing, are ground on three-roll grinder, recycle high speed disperser
It is uniformly dispersed, for use.
Specific embodiment three:
A kind of solar cell front side silver paste is made of the following raw material in parts by weight: 90 parts of silver powder, organic carrier 8
Part, 5 parts of glass powder, 4 parts of graphene and 2 parts of tellurides.
The silver powder is made of the following raw material in parts by weight: 80 parts of micron spherical silver powder and 20 parts of nano-silver powder,
The average grain diameter of the micron spherical silver powder is 1 micron, and the average grain diameter of the nano-silver powder is 37 nanometers.
The organic carrier is made of the following raw material in parts by weight: the resin that 77 parts and 23 parts of organic solvent, institute
The one or two that resin is acrylic resin or polyvinyl resin are stated, the organic solvent is tributyl citrate, ethylene glycol
Calm ether acetic acid it, butyl and terpinol it is one or more.
The glass powder is by one of zinc-boron-silicate systems, antimony-lead-bismuth system and antimony-lead-boron system or more
Kind composition.
The specific surface area of the graphene is greater than 28m2/ g, partial size D50 are 0.6-3 μm.
The tellurides is lead telluride, telluride titanium, telluride chromium, one or more compositions in telluride magnesium and bismuth telluride.
A kind of preparation method of solar cell front side silver paste, by 90 parts of silver powder, 8 parts of organic carrier, 5 parts of glass powder, stone
4 parts of black alkene and 2 parts of tellurides of each raw material after mixing, are ground on three-roll grinder, recycle high speed disperser point
It dissipates uniformly, for use.
Specific embodiment four:
A kind of solar cell front side silver paste is made of the following raw material in parts by weight: 85 parts of silver powder, organic carrier 4
Part, 3 parts of glass powder, 2 parts of graphene and 1.6 parts of tellurides.
The silver powder is made of the following raw material in parts by weight: 82 parts of micron spherical silver powder and 18 parts of nano-silver powder,
The average grain diameter of the micron spherical silver powder is 0.9 micron, and the average grain diameter of the nano-silver powder is 80 nanometers.
The organic carrier is made of the following raw material in parts by weight: the resin that 86 parts and 14 parts of organic solvent, institute
The one or two that resin is acrylic resin or polyvinyl resin are stated, the organic solvent is tributyl citrate, ethylene glycol
Calm ether acetic acid it, butyl and terpinol it is one or more.
The glass powder is by one of zinc-boron-silicate systems, antimony-lead-bismuth system and antimony-lead-boron system or more
Kind composition.
The specific surface area of the graphene is greater than 28m2/ g, partial size D50 are 0.6-3 μm.
The tellurides is lead telluride, telluride titanium, telluride chromium, one or more compositions in telluride magnesium and bismuth telluride.
A kind of preparation method of solar cell front side silver paste, by 85 parts of silver powder, 4 parts of organic carrier, 3 parts of glass powder, stone
2 parts of black alkene and 1.6 parts of tellurides of each raw material after mixing, are ground on three-roll grinder, recycle high speed disperser
It is uniformly dispersed, for use.
Basic principles and main features and advantage of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (7)
1. a kind of solar cell front side silver paste, which is characterized in that be made of the following raw material in parts by weight: silver powder 81-92
Part, 3-8 parts of organic carrier, 2-6 parts of glass powder, 1-4 parts of graphene and 0.1-2 parts of tellurides.
2. a kind of solar cell front side silver paste according to claim 1, which is characterized in that the silver powder is by with parts by weight
The following raw material of meter is made: 80-90 parts of micron spherical silver powder and 10-20 parts of nano-silver powder, and the micron spherical silver powder is put down
Equal partial size is 0.6-3 microns, and the average grain diameter of the nano-silver powder is 30-80 nanometers.
3. a kind of solar cell front side silver paste according to claim 1, which is characterized in that the organic carrier is by with weight
The following raw material of amount part meter is made: the resin that 70-90 part and 10-30 parts of organic solvent, the resin for acrylic resin or
The one or two of polyvinyl resin, the organic solvent be tributyl citrate, the calm ether acetic acid of ethylene glycol it, diethylene glycol
Butyl ether and terpinol it is one or more.
4. a kind of solar cell front side silver paste according to claim 1, which is characterized in that the glass powder is by zinc-boron-
One of silicate systems, antimony-lead-bismuth system and antimony-lead-boron system or a variety of compositions.
5. a kind of solar cell front side silver paste according to claim 1, which is characterized in that the specific surface of the graphene
Product is greater than 28m2/ g, partial size D50 are 0.6-3 μm.
6. a kind of solar cell front side silver paste according to claim 1, which is characterized in that the tellurides is telluride
One or more compositions in lead, telluride titanium, telluride chromium, telluride magnesium and bismuth telluride.
7. a kind of preparation method of solar cell front side silver paste according to claim 1-6, which is characterized in that
After mixing by a kind of each raw material of solar cell front side silver paste described in any one of claims 1-6, it is ground in three rollers
It is ground on machine, recycles high speed disperser to be uniformly dispersed, for use.
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| CN201910289714.1A CN109979640A (en) | 2019-04-11 | 2019-04-11 | A kind of solar cell front side silver paste and preparation method thereof |
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| CN201910289714.1A CN109979640A (en) | 2019-04-11 | 2019-04-11 | A kind of solar cell front side silver paste and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110706842A (en) * | 2019-09-30 | 2020-01-17 | 湖南诺尔得材料科技有限公司 | Front silver paste and preparation method thereof |
| CN111511099A (en) * | 2020-03-25 | 2020-08-07 | 上海玖银电子科技有限公司 | Quick-drying silver paste for large keyboard conductive film circuit and preparation method thereof |
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| KR20140017052A (en) * | 2012-07-27 | 2014-02-11 | 주식회사 휘닉스소재 | Paste composition, and electrode for solar cell and solar cell including the same |
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| CN110706842A (en) * | 2019-09-30 | 2020-01-17 | 湖南诺尔得材料科技有限公司 | Front silver paste and preparation method thereof |
| CN111511099A (en) * | 2020-03-25 | 2020-08-07 | 上海玖银电子科技有限公司 | Quick-drying silver paste for large keyboard conductive film circuit and preparation method thereof |
| CN111511099B (en) * | 2020-03-25 | 2021-06-08 | 上海玖银电子科技有限公司 | Quick-drying silver paste for large keyboard conductive film circuit and preparation method thereof |
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