CN109616238A - A kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste and preparation method thereof - Google Patents
A kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste and preparation method thereof Download PDFInfo
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- CN109616238A CN109616238A CN201811596272.7A CN201811596272A CN109616238A CN 109616238 A CN109616238 A CN 109616238A CN 201811596272 A CN201811596272 A CN 201811596272A CN 109616238 A CN109616238 A CN 109616238A
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 239000004332 silver Substances 0.000 title claims abstract description 50
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 50
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 43
- 239000010703 silicon Substances 0.000 title claims abstract description 43
- 101001073212 Arabidopsis thaliana Peroxidase 33 Proteins 0.000 title claims abstract description 41
- 101001123325 Homo sapiens Peroxisome proliferator-activated receptor gamma coactivator 1-beta Proteins 0.000 title claims abstract description 41
- 102100028961 Peroxisome proliferator-activated receptor gamma coactivator 1-beta Human genes 0.000 title claims abstract description 41
- 239000013078 crystal Substances 0.000 title claims abstract description 40
- 238000009766 low-temperature sintering Methods 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 239000000654 additive Substances 0.000 claims abstract description 34
- 230000000996 additive effect Effects 0.000 claims abstract description 32
- 239000000843 powder Substances 0.000 claims abstract description 25
- 239000011521 glass Substances 0.000 claims abstract description 24
- 229910000464 lead oxide Inorganic materials 0.000 claims abstract description 14
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical group [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- 229910000410 antimony oxide Inorganic materials 0.000 claims abstract description 6
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 claims abstract description 6
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910001887 tin oxide Inorganic materials 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000000227 grinding Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 13
- 238000011049 filling Methods 0.000 abstract description 4
- 230000000052 comparative effect Effects 0.000 description 7
- 238000005245 sintering Methods 0.000 description 7
- 238000007872 degassing Methods 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical group [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000002161 passivation Methods 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
Classifications
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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
- H01B1/14—Conductive material dispersed in non-conductive inorganic material
- H01B1/16—Conductive material dispersed in non-conductive inorganic 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
- H01B1/22—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
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- 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
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- 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)
- Dispersion Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Sustainable Development (AREA)
- Manufacturing & Machinery (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Sustainable Energy (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
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- Microelectronics & Electronic Packaging (AREA)
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Abstract
The present invention relates to a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver pastes and preparation method thereof, and positive silver paste is prepared by silver powder, glass powder, additive and organic carrier；Wherein, additive is lead oxide, tin oxide, one of antimony oxide or in which several mixtures with arbitrary proportion.Preparation method: additive is uniformly mixed with glass powder with ball mill, organic carrier is added, is stirred evenly by centrifugal defoaming machine；Then silver powder is added, be stirred under vacuum 2 hours or more, then it is uniform with three-roll grinder rolling, that is, complete preparation.A kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste of the invention and preparation method thereof, positive silver paste realizes that PERC crystal silicon solar batteries are sintered at low temperature, and excellent Ohmic contact is formed with battery, improve PERC crystal silicon solar batteries opens pressure, electric current and the performance parameter of filling, and then improves photoelectric conversion efficiency；Preparation method is simple, easy to operate.
Description
Technical field
The present invention relates to crystal silicon solar batteries technical fields, more particularly to a kind of low-temperature sintering PERC crystal silicon solar
Battery positive silver paste and preparation method thereof.
Background technique
Crystal silicon solar batteries are a kind of effectively absorption solar radiations, convert optical energy into electricity using photovoltaic effect
The device of energy.Conventional crystalline silicon solar battery deposits one layer of silicon nitride in front side of silicon wafer substantially only with front passivating technique,
Few son is reduced in the recombination rate of front surface.As the requirement of the photoelectric conversion efficiency to solar battery is higher and higher, people
Begin one's study PERC (back passivation) solar battery technology.
PERC battery technology refers to back surface field passivating technique, mainly by silicon chip back side deposition of aluminium oxide, silicon nitride or
The mode of the deielectric-coating such as silicon carbide carries out back passivation, can improve contact of the back surface field with silicon, increase the reflection of photon, to improve
The luminous point transfer efficiency of battery.And problem both ways is deposited in sintering, on the one hand, at current 790-810 DEG C of sintering temperature
Under the conditions of, passivating film is easily burnt, and needs to reduce sintering temperature to reduce Al-BSF to the damage of backside passivation film；
On the other hand, photo attenuation effect can effectively be reduced to electricity by being sintered peak temperature by the reduction of research discovery certain amplitude
The loss of pond and component efficiency.So higher transfer efficiency in order to obtain, will be sintered peak temperature in PERC production process
It reduces, conventional front side silver paste is no longer satisfied present technique requirement at present, it is necessary to a kind of adaptation PERC low-temperature sintering
Technical face silver paste still keeps good contact performance and conductivity performance under lower temperature sintering condition.
Summary of the invention
The present invention provides a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste and preparation method thereof, positive silver pastes
Material realizes that PERC crystal silicon solar batteries are sintered in a low temperature of being sintered peak temperature and being not higher than 760 DEG C by additive, and with
Battery forms excellent Ohmic contact, and improve PERC crystal silicon solar batteries opens pressure, electric current and the performance parameter of filling, into
And improve photoelectric conversion efficiency；Preparation method is simple, easy to operate.
A kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste, it is by every 100 parts of mass fraction by 85-92 parts
Silver powder, 1.5-2.5 parts of glass powder, 0.1-0.5 parts of additives and 5-13 parts of organic carrier are prepared；Wherein, additive
For lead oxide, tin oxide, one of antimony oxide or in which several mixtures with arbitrary proportion.
The quality of additive involved in positive silver paste is the 5-20% of the quality of glass powder.
When the additive is the mixture containing lead oxide, the mass percent that lead oxide accounts for additive is not less than
40%.
The average grain diameter of the additive is 0.1-1.5 microns.
A kind of preparation method of low-temperature sintering PERC crystal silicon solar batteries positive silver paste, specifically carries out according to the following steps
:
One, each component is weighed on demand；
Two, additive is uniformly mixed with glass powder with ball mill；
Three, organic carrier is added in the mixture obtained to step 2, is stirred evenly by centrifugal defoaming machine；
Four, silver powder is added in the mixture that step 3 obtains, under conditions of vacuum, stirs at least 2 hours, then with three
Roller mill rolling uniformly to get arrive low-temperature sintering PERC crystal silicon solar batteries positive silver paste.
The quality of additive in step 2 is the 5-20% of the quality of glass powder.
When additive in step 2 is the mixture containing lead oxide, the mass percent that lead oxide accounts for additive is not low
In 40%.
The average grain diameter of additive in step 2 is 0.1-1.5 microns.
Advantages of the present invention: a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste of the invention and its preparation side
Method, positive silver paste realizes that PERC crystal silicon solar batteries are sintered at low temperature, and forms excellent Ohmic contact with battery, is promoted
PERC crystal silicon solar batteries open pressure, electric current and the performance parameter of filling, and then improve photoelectric conversion efficiency；Preparation side
In method, using being sufficiently mixed in advance for additive and glass powder, being uniformly distributed for additive and glass powder is further ensured, has made
Slurry uniformity it is more preferable, properties of product are more stable, and whole preparation process is simple, easy to operate.
Specific embodiment
In order to deepen the understanding of the present invention, below in conjunction with embodiment, the invention will be described in further detail, the reality
It applies example for explaining only the invention, protection scope of the present invention is not constituted and limited.
Embodiment one
The present invention provides a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste, it by 89 parts silver powder, 2.5
Part glass powder, 0.2 part of lead oxide, 0.15 part of tin oxide, 0.05 part of antimony oxide and 8.1 parts organic carrier preparation and
At.
Preparation method: additive is uniformly mixed with glass powder with ball mill, organic carrier is added, passes through evacuation and centrifugal degassing
Machine stirs evenly；Then silver powder is added, be stirred under vacuum 2 hours or more, then be uniformly to get to viscosity with three-roll grinder rolling
The low-temperature sintering PERC crystal silicon solar batteries positive silver paste of 235Pa.s.
Embodiment two
The present invention provides a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste, it by 89 parts silver powder, 2.5
The glass powder, 0.3 part of lead oxide, 0.1 part of tin oxide, 0.1 part of antimony oxide and 8 parts of organic carrier of part are prepared.
Preparation method: additive is uniformly mixed with glass powder with ball mill, organic carrier is added, passes through evacuation and centrifugal degassing
Machine stirs evenly；Then silver powder is added, be stirred under vacuum 2 hours or more, then be uniformly to get to viscosity with three-roll grinder rolling
The low-temperature sintering PERC crystal silicon solar batteries positive silver paste of 273Pa.s.
Embodiment three
The present invention provides a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste, it by 89 parts silver powder, 2.5
The glass powder, 0.4 part of lead oxide and 8.1 parts of organic carrier of part are prepared.
Preparation method: additive is uniformly mixed with glass powder with ball mill, organic carrier is added, passes through evacuation and centrifugal degassing
Machine stirs evenly；Then silver powder is added, be stirred under vacuum 2 hours or more, then be uniformly to get to viscosity with three-roll grinder rolling
The low-temperature sintering PERC crystal silicon solar batteries positive silver paste of 256Pa.s.
Example IV
The present invention provides a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste, it by 89.1 parts silver powder,
2.5 parts of glass powder, 0.2 part of tin oxide, 0.2 part of antimony oxide and 8 parts of organic carrier are prepared.
Preparation method: additive is uniformly mixed with glass powder with ball mill, organic carrier is added, passes through evacuation and centrifugal degassing
Machine stirs evenly；Then silver powder is added, be stirred under vacuum 2 hours or more, then be uniformly to get to viscosity with three-roll grinder rolling
The low-temperature sintering PERC crystal silicon solar batteries positive silver paste of 251Pa.s.
Comparative example
Comparative example is conventional solar cell front side silver paste, it is by 89.2 parts of silver powder, 2.5 parts of glass powder and 8.3 parts
Organic carrier be prepared.
Preparation method: organic carrier and glass powder are stirred, and are stirred evenly by centrifugal defoaming machine；Then silver is added
Powder, be stirred under vacuum 2 hours or more, then with three-roll grinder rolling uniformly to get the conventional crystal silicon sun for being 238Pa.s to viscosity
It can battery positive silver paste.
The low-temperature sintering PERC crystal silicon solar batteries positive silver paste of above-described embodiment is attached to the sun by silk-screen printing
Can battery surface, after 755 DEG C of sintering processes, be tested for the property, the positive silver paste printing of electrical property result and comparative example
The electrical property result being sintered afterwards in 800 DEG C is compared as follows shown in table:
In table, Uoc is open-circuit voltage, unit: V；Isc is short circuit current, unit: A；Rs is series resistance, unit: m Ω；
Rsh is parallel resistance, unit: Ω；FF is fill factor, unit: %；EFF is transfer efficiency, unit: %.
It can be obtained by upper table data, the positive silver paste of embodiment one opens pressure and promote 2mV on the basis of consumption is identical, short
Road electric current improves 8mA, and fill factor improves 0.9%, photoelectric conversion efficiency of the photoelectric conversion efficiency than the positive silver paste of comparative example
It is high by 0.206%；The positive silver paste of embodiment two opens pressure and promotes 3mV, short circuit current improves 7mA, fills out on the basis of consumption is identical
It fills the factor and improves 0.37%, photoelectric conversion efficiency is higher than the photoelectric conversion efficiency of the positive silver paste of comparative example by 0.187%；Embodiment
Three positive silver paste opens pressure and promotes 1mV on the basis of consumption is identical, and short circuit current improves 9mA, and fill factor improves 0.2%,
Photoelectric conversion efficiency is higher than the photoelectric conversion efficiency of the positive silver paste of comparative example by 0.147%；The positive silver paste of example IV is consuming
Measure it is identical on the basis of, open pressure promoted 2mV, short circuit current improve 2mA, fill factor improve 0.24%, photoelectric conversion efficiency ratio
The photoelectric conversion efficiency of the positive silver paste of comparative example is high by 0.158%.
A kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste of above embodiments and preparation method thereof, additive
Play the role of sintering aid, reduce sintering temperature, realizes that positive silver paste realizes that PERC crystal silicon solar batteries are burnt at low temperature
Knot, and excellent Ohmic contact is formed with battery, improve PERC crystal silicon solar batteries opens pressure, electric current and the performance of filling
Parameter, and then improve photoelectric conversion efficiency；In preparation method, it is sufficiently mixed using additive and the preparatory of glass powder, into one
Step has ensured being uniformly distributed for additive and glass powder, so that slurry uniformity is more preferable, properties of product are more stable, entire to prepare
Process is simple, easy to operate.
Above-described embodiment should not in any way limit the present invention, all to be obtained by the way of equivalent replacement or equivalency transform
Technical solution fall within the scope of protection of the present invention.
Claims (8)
1. a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste, it is by every 100 parts of mass fraction by 85-92 parts of silver
Powder, 1.5-2.5 parts of glass powder, 0.1-0.5 parts of additives and 5-13 parts of organic carrier are prepared；It is characterized by: adding
Adding agent is lead oxide, tin oxide, one of antimony oxide or in which several mixtures with arbitrary proportion.
2. a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste according to claim 1, it is characterised in that: just
The quality of additive involved in silver paste is the 5-20% of the quality of glass powder.
3. a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste according to claim 1, it is characterised in that: institute
When to state additive be mixture containing lead oxide, lead oxide accounts for the mass percent of additive not less than 40%.
4. a kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste according to claim 1, it is characterised in that: institute
The average grain diameter for stating additive is 0.1-1.5 microns.
5. preparing a kind of method of low-temperature sintering PERC crystal silicon solar batteries positive silver paste as claimed in claim 1, feature exists
In: what preparation method specifically carried out according to the following steps:
One, each component is weighed on demand；
Two, additive is uniformly mixed with glass powder with ball mill；
Three, organic carrier is added in the mixture obtained to step 2, is stirred evenly by centrifugal defoaming machine；
Four, silver powder is added in the mixture that step 3 obtains, under conditions of vacuum, stirs at least 2 hours, then ground with three rollers
Grinding machine rolling uniformly to get arrive low-temperature sintering PERC crystal silicon solar batteries positive silver paste.
6. a kind of preparation method of low-temperature sintering PERC crystal silicon solar batteries positive silver paste according to claim 5,
Be characterized in that: the quality of the additive in step 2 is the 5-20% of the quality of glass powder.
7. a kind of preparation method of low-temperature sintering PERC crystal silicon solar batteries positive silver paste according to claim 5,
Be characterized in that: when the additive in step 2 is the mixture containing lead oxide, lead oxide accounts for the mass percent of additive not
Lower than 40%.
8. a kind of preparation method of low-temperature sintering PERC crystal silicon solar batteries positive silver paste according to claim 5,
Be characterized in that: the average grain diameter of the additive in step 2 is 0.1-1.5 microns.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811596272.7A CN109616238A (en) | 2018-12-25 | 2018-12-25 | A kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811596272.7A CN109616238A (en) | 2018-12-25 | 2018-12-25 | A kind of low-temperature sintering PERC crystal silicon solar batteries positive silver paste and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022041538A1 (en) * | 2020-08-26 | 2022-03-03 | 南通天盛新能源股份有限公司 | Main gate high-tension silver paste for n-type solar cell and manufacturing method therefor |
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| CN103000255A (en) * | 2012-11-10 | 2013-03-27 | 江苏瑞德新能源科技有限公司 | Solar cell front sliver paste adaptable to low-temperature sintering |
| CN103531266A (en) * | 2012-07-03 | 2014-01-22 | 苏州柏特瑞新材料有限公司 | Wafer solar battery back electrode silver paste and preparing method thereof |
| CN106816199A (en) * | 2017-01-23 | 2017-06-09 | 湖南省国银新材料有限公司 | A kind of high square resistance crystal silicon solar energy battery front electrode silver slurry and preparation method thereof |
| CN106847367A (en) * | 2017-03-20 | 2017-06-13 | 北京市合众创能光电技术有限公司 | A kind of front electrode of solar battery conductive silver paste and preparation method thereof |
| CN108597644A (en) * | 2018-05-31 | 2018-09-28 | 钦州学院 | The compound silver electrode paste of crystal silicon solar energy battery low-temperature sintering type and preparation method |
-
2018
- 2018-12-25 CN CN201811596272.7A patent/CN109616238A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531266A (en) * | 2012-07-03 | 2014-01-22 | 苏州柏特瑞新材料有限公司 | Wafer solar battery back electrode silver paste and preparing method thereof |
| CN103000255A (en) * | 2012-11-10 | 2013-03-27 | 江苏瑞德新能源科技有限公司 | Solar cell front sliver paste adaptable to low-temperature sintering |
| CN106816199A (en) * | 2017-01-23 | 2017-06-09 | 湖南省国银新材料有限公司 | A kind of high square resistance crystal silicon solar energy battery front electrode silver slurry and preparation method thereof |
| CN106847367A (en) * | 2017-03-20 | 2017-06-13 | 北京市合众创能光电技术有限公司 | A kind of front electrode of solar battery conductive silver paste and preparation method thereof |
| CN108597644A (en) * | 2018-05-31 | 2018-09-28 | 钦州学院 | The compound silver electrode paste of crystal silicon solar energy battery low-temperature sintering type and preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022041538A1 (en) * | 2020-08-26 | 2022-03-03 | 南通天盛新能源股份有限公司 | Main gate high-tension silver paste for n-type solar cell and manufacturing method therefor |
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Application publication date: 20190412 |