CN106128633A - A kind of preparation method of solar battery front side lead-free silver slurry - Google Patents
A kind of preparation method of solar battery front side lead-free silver slurry Download PDFInfo
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- CN106128633A CN106128633A CN201610430844.9A CN201610430844A CN106128633A CN 106128633 A CN106128633 A CN 106128633A CN 201610430844 A CN201610430844 A CN 201610430844A CN 106128633 A CN106128633 A CN 106128633A
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- silver slurry
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- solar battery
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 35
- 239000004332 silver Substances 0.000 title claims abstract description 35
- 239000002002 slurry Substances 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000000428 dust Substances 0.000 claims abstract description 20
- 239000011521 glass Substances 0.000 claims abstract description 20
- 239000000843 powder Substances 0.000 claims abstract description 20
- 238000002156 mixing Methods 0.000 claims abstract description 19
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 14
- FLKPEMZONWLCSK-UHFFFAOYSA-N diethyl phthalate Chemical compound CCOC(=O)C1=CC=CC=C1C(=O)OCC FLKPEMZONWLCSK-UHFFFAOYSA-N 0.000 claims abstract description 14
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims abstract description 14
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 claims abstract description 14
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 13
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 13
- 239000002270 dispersing agent Substances 0.000 claims abstract description 12
- JLPULHDHAOZNQI-ZTIMHPMXSA-N 1-hexadecanoyl-2-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCCCCCC\C=C/C\C=C/CCCCC JLPULHDHAOZNQI-ZTIMHPMXSA-N 0.000 claims abstract description 7
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052580 B4C Inorganic materials 0.000 claims abstract description 7
- 239000001856 Ethyl cellulose Substances 0.000 claims abstract description 7
- 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 description 7
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims abstract description 7
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims abstract description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910000416 bismuth oxide Inorganic materials 0.000 claims abstract description 7
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000008367 deionised water Substances 0.000 claims abstract description 7
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 7
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000019325 ethyl cellulose Nutrition 0.000 claims abstract description 7
- 229920001249 ethyl cellulose Polymers 0.000 claims abstract description 7
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000155 melt Substances 0.000 claims abstract description 7
- 238000002844 melting Methods 0.000 claims abstract description 7
- 230000008018 melting Effects 0.000 claims abstract description 7
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910000077 silane Inorganic materials 0.000 claims abstract description 7
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 7
- 229910001961 silver nitrate Inorganic materials 0.000 claims abstract description 7
- 235000013024 sodium fluoride Nutrition 0.000 claims abstract description 7
- 239000011775 sodium fluoride Substances 0.000 claims abstract description 7
- 229910052938 sodium sulfate Inorganic materials 0.000 claims abstract description 7
- 235000011152 sodium sulphate Nutrition 0.000 claims abstract description 7
- 229940083466 soybean lecithin Drugs 0.000 claims abstract description 7
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 7
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- SQIFACVGCPWBQZ-UHFFFAOYSA-N delta-terpineol Natural products CC(C)(O)C1CCC(=C)CC1 SQIFACVGCPWBQZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229940116411 terpineol Drugs 0.000 claims abstract description 6
- 238000000498 ball milling Methods 0.000 claims abstract description 3
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 claims abstract 2
- 239000002245 particle Substances 0.000 claims description 12
- 238000013019 agitation Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 229920002594 Polyethylene Glycol 8000 Polymers 0.000 claims description 4
- PHNWGDTYCJFUGZ-UHFFFAOYSA-N hexyl dihydrogen phosphate Chemical compound CCCCCCOP(O)(O)=O PHNWGDTYCJFUGZ-UHFFFAOYSA-N 0.000 claims description 4
- 229940093429 polyethylene glycol 6000 Drugs 0.000 claims description 4
- MIJDSYMOBYNHOT-UHFFFAOYSA-N 2-(ethylamino)ethanol Chemical compound CCNCCO MIJDSYMOBYNHOT-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229920001038 ethylene copolymer Polymers 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- GDSOZVZXVXTJMI-SNAWJCMRSA-N (e)-1-methylbut-1-ene-1,2,4-tricarboxylic acid Chemical compound OC(=O)C(/C)=C(C(O)=O)\CCC(O)=O GDSOZVZXVXTJMI-SNAWJCMRSA-N 0.000 claims 1
- 229920002943 EPDM rubber Polymers 0.000 claims 1
- BFMKFCLXZSUVPI-UHFFFAOYSA-N ethyl but-3-enoate Chemical compound CCOC(=O)CC=C BFMKFCLXZSUVPI-UHFFFAOYSA-N 0.000 claims 1
- 150000002191 fatty alcohols Chemical class 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 abstract description 12
- 239000000853 adhesive Substances 0.000 abstract description 7
- 230000001070 adhesive effect Effects 0.000 abstract description 7
- 229960005070 ascorbic acid Drugs 0.000 abstract description 6
- 235000010323 ascorbic acid Nutrition 0.000 abstract description 6
- 239000011668 ascorbic acid Substances 0.000 abstract description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 5
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 abstract description 5
- 229920001897 terpolymer Polymers 0.000 abstract description 5
- 235000012239 silicon dioxide Nutrition 0.000 abstract description 4
- XGIKILRODBEJIL-UHFFFAOYSA-N 1-(ethylamino)ethanol Chemical class CCNC(C)O XGIKILRODBEJIL-UHFFFAOYSA-N 0.000 abstract 1
- 239000005038 ethylene vinyl acetate Substances 0.000 abstract 1
- -1 organic carrier Substances 0.000 abstract 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 abstract 1
- WRYLYDPHFGVWKC-UHFFFAOYSA-N 4-terpineol Chemical compound CC(C)C1(O)CCC(C)=CC1 WRYLYDPHFGVWKC-UHFFFAOYSA-N 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 229920000891 common polymer Polymers 0.000 description 4
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical compound C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 2
- JTXMVXSTHSMVQF-UHFFFAOYSA-N 2-acetyloxyethyl acetate Chemical compound CC(=O)OCCOC(C)=O JTXMVXSTHSMVQF-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000007613 slurry method Methods 0.000 description 1
- 238000006276 transfer reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- 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
- 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
Abstract
The invention provides the preparation method of a kind of solar battery front side lead-free silver slurry, first take bismuth oxide, boron carbide, silicon dioxide, aluminium sesquioxide, titanium oxide, zirconium dioxide, sodium fluoride, stannum oxide, melting, melts obtains glass dust after shrend, ball milling；Take silver nitrate again, Polyethylene Glycol, triglyceride, ethylene-vinyl acetate copolymer add in deionized water, add ascorbic acid, reaction, filter, wash, are dried, obtain modified argentum powder；Then take terpineol, ethylene glycol monobutyl ether, diethyl phthalate, 2 ethylaminoethanols, ethyl cellulose, soybean lecithin, silane coupler, polyoxyethylenated alcohol sodium sulfate mixing, it is cooled to room temperature, add grafting maleic anhydride with ethylene propylene terpolymer, obtain organic carrier；Finally by glass dust, modified argentum powder, organic carrier, dispersant, grind, obtain silver slurry.Gained silver of the present invention slurry excellent performance, silverskin sheet resistance is 3.9 Ω, and adhesive force is 7.8N.
Description
Technical field
The invention belongs to technical field of solar batteries, be specifically related to the preparation of a kind of solar battery front side lead-free silver slurry
Method.
Background technology
Along with being on the rise of energy crisis and environmental pollution, exploitation renewable and clean energy resource becomes the weight in international coverage
One of great strategy problem.Solar energy is inexhaustible renewable and clean energy resource.Solaode is to utilize the sun
The important channel of energy, makes solaode and is mainly using semi-conducting material as matrix material, owing to semi-conducting material can produce
Raw photovoltaic effect, can occur photoelectron-transfer reaction after absorbing luminous energy, utilize this characteristic, solar energy can be converted into electricity
Energy.Snow cover material is as the key raw material of manufacture solaode, and the performance of the quality of the silver paste battery to preparing plays
Critical effect, determines the height of the transformation efficiency of solaode, and therefore, the silver paste preparing high-quality is to manufacture height
The key of effect low-cost solar battery.The difference that current made in China silver paste is the biggest compared with the material of external import
Away from, the snow cover used by domestic production solaode is big to import poly-material dependency, therefore, in order to break away from dependence on import charging
Destiny, it is necessary to strengthen research and development capabilities, independent development goes out various aspects of performance and all meets the front side silver paste that solaode use requires
Material, the most urgent and significant.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art to provide the system of a kind of solar battery front side lead-free silver slurry
Preparation Method, gained silver slurry excellent performance, silverskin sheet resistance is 3.9 Ω, and adhesive force is 7.8N.
The preparation method of a kind of solar battery front side lead-free silver slurry, comprises the following steps:
Step 1, by weight, takes bismuth oxide 3～8 parts, boron carbide 2～6 parts, silica 1～5 parts, three oxygen
Change two aluminum 2～7 parts, titanium oxide 1～4 parts, zirconium dioxide 3～6 parts, sodium fluoride 2～8 parts, stannum oxide 1～4 parts, 1200～
Melting 45～60min at 1250 DEG C, melts obtains glass dust after shrend, ball milling；
Step 2, in parts by weight, take silver nitrate 5～10 parts, Polyethylene Glycol 1～4 parts, triglyceride 3～6 parts, ethylene-
Acetate ethylene copolymer 1～5 parts add to, in deionized water 20～30 parts, regulate pH to 6.5～8.0, add under agitation
Ascorbic acid 3～9 parts, reaction, filter, wash, be dried, obtain modified argentum powder；
Step 3, in parts by weight, takes terpineol 2～6 parts, ethylene glycol monobutyl ether 1～4 parts, diethyl phthalate 3
～5 parts, 2-ethylaminoethanol 1～6 parts, ethyl cellulose 2～7 parts, soybean lecithin 3～6 parts, silane coupler 1～6 parts, fat
Fat polyoxyethylenated alcohol sodium sulfate 3～6 parts of mixing, be incubated 40～60min at 90～120 DEG C, is cooled to room temperature, adds ternary second
Third grafting rubbers maleic anhydride, then it is incubated 20～30min at 70～90 DEG C, cool down, obtain organic carrier；
Step 4, in parts by weight, by glass dust 3～7 parts, modified argentum powder 5～10 parts, organic carrier 5～10 parts, dispersion
Agent 1～6 parts of mixing, grind, and obtains silver slurry.
Further, the particle diameter of step 1 gained glass dust is 2～6 μm.
Further, in step 2, drying condition is 80～90 DEG C.
Further, in step 2, mixing speed is 500～800rpm, and reaction temperature is 40～55 DEG C.
Further, the particle diameter of step 2 gained modification argentum powder is 2～6 μm.
Further, in step 2, Polyethylene Glycol is polyethylene glycol 6000 or PEG 8000.
Further, in step 4, dispersant is 1-methyl anyl alcohol or triethyl group hexyl phosphoric acid.
Gained silver of the present invention slurry excellent performance, silverskin sheet resistance is 3.9 Ω, and adhesive force is 7.8N.
Detailed description of the invention
Embodiment 1
The preparation method of a kind of solar battery front side lead-free silver slurry, comprises the following steps:
Step 1, by weight, take bismuth oxide 3 parts, boron carbide 2 parts, silica 1 part, aluminium sesquioxide 2 parts,
Titanium oxide 1 part, zirconium dioxide 3 parts, sodium fluoride 2 parts, stannum oxide 1 part, melting 60min at 1200 DEG C, melts is through shrend, ball
Glass dust is obtained after mill；
Step 2, in parts by weight, takes silver nitrate 5 parts, Polyethylene Glycol 1 part, triglyceride 3 parts, ethene-vinyl acetate common
Polymers 1 part adds in deionized water 20 parts, regulates pH to 6.5, adds 3 parts of ascorbic acid, reaction under agitation, filter,
Wash, be dried, obtain modified argentum powder；
Step 3, in parts by weight, takes terpineol 2 parts, ethylene glycol monobutyl ether 1 part, diethyl phthalate 3 parts, 2-ammonia
Base ethanol 1 part, ethyl cellulose 2 parts, soybean lecithin 3 parts, silane coupler 1 part, polyoxyethylenated alcohol sodium sulfate 3 parts
Mixing, is incubated 60min at 90 DEG C, is cooled to room temperature, adds grafting maleic anhydride with ethylene propylene terpolymer, then 70 DEG C of insulations
30min, cooling, obtain organic carrier；
Step 4, in parts by weight, by 3 parts of glass dust, modified 5 parts of argentum powder, organic carrier 5 parts, dispersant 1 part mixing, grinds
Mill, obtains silver slurry.
Wherein, the particle diameter of step 1 gained glass dust is 2 μm；In step 2, drying condition is 80 DEG C, mixing speed in step 2
For 500rpm, reaction temperature is 40 DEG C, and the particle diameter of gained modification argentum powder is 2 μm, and Polyethylene Glycol is polyethylene glycol 6000；Step 4
Middle dispersant is 1-methyl anyl alcohol.
After gained silver paste burns till film, sheet resistance is 4.2 Ω, and adhesive force is 8.3N.
Embodiment 2
The preparation method of a kind of solar battery front side lead-free silver slurry, comprises the following steps:
Step 1, by weight, take bismuth oxide 5 parts, boron carbide 4 parts, silicon dioxide 2 parts, aluminium sesquioxide 6 parts,
Titanium oxide 3 parts, zirconium dioxide 5 parts, sodium fluoride 5 parts, stannum oxide 2 parts, melting 50min at 1200 DEG C, melts is through shrend, ball
Glass dust is obtained after mill；
Step 2, in parts by weight, takes silver nitrate 7 parts, Polyethylene Glycol 2 parts, triglyceride 5 parts, ethene-vinyl acetate common
Polymers 2 parts adds in deionized water 23 parts, regulates pH to 7.5, adds 7 parts of ascorbic acid, reaction under agitation, filter,
Wash, be dried, obtain modified argentum powder；
Step 3, in parts by weight, takes terpineol 4 parts, ethylene glycol monobutyl ether 3 parts, diethyl phthalate 4 parts, 2-ammonia
Base ethanol 2 parts, ethyl cellulose 5 parts, soybean lecithin 5 parts, silane coupler 2 parts, polyoxyethylenated alcohol sodium sulfate 5 parts
Mixing, is incubated 50min at 100 DEG C, is cooled to room temperature, adds grafting maleic anhydride with ethylene propylene terpolymer, then 80 DEG C of insulations
25min, cooling, obtain organic carrier；
Step 4, in parts by weight, by 5 parts of glass dust, modified 7 parts of argentum powder, organic carrier 8 parts, dispersant 4 parts mixing, grinds
Mill, obtains silver slurry.
Wherein, the particle diameter of step 1 gained glass dust is 5 μm；In step 2, drying condition is 85 DEG C, mixing speed in step 2
For 700rpm, reaction temperature is 50 DEG C, and the particle diameter of gained modification argentum powder is 4 μm, and Polyethylene Glycol is PEG 8000；Step 4
Middle dispersant is triethyl group hexyl phosphoric acid.
After gained silver paste burns till film, sheet resistance is 3.9 Ω, and adhesive force is 7.8N.
Embodiment 3
The preparation method of a kind of solar battery front side lead-free silver slurry, comprises the following steps:
Step 1, by weight, take bismuth oxide 7 parts, boron carbide 5 parts, silicon dioxide 2 parts, aluminium sesquioxide 6 parts,
Titanium oxide 3 parts, zirconium dioxide 5 parts, sodium fluoride 7 parts, stannum oxide 3 parts, melting 50min at 1250 DEG C, melts is through shrend, ball
Glass dust is obtained after mill；
Step 2, in parts by weight, takes silver nitrate 8 parts, Polyethylene Glycol 3 parts, triglyceride 5 parts, ethene-vinyl acetate common
Polymers 4 parts adds in deionized water 27 parts, regulates pH to 7.5, adds 8 parts of ascorbic acid, reaction under agitation, filter,
Wash, be dried, obtain modified argentum powder；
Step 3, in parts by weight, takes terpineol 5 parts, ethylene glycol monobutyl ether 3 parts, diethyl phthalate 4 parts, 2-ammonia
Base ethanol 5 parts, ethyl cellulose 4 parts, soybean lecithin 4 parts, silane coupler 5 parts, polyoxyethylenated alcohol sodium sulfate 5 parts
Mixing, is incubated 40min at 110 DEG C, is cooled to room temperature, adds grafting maleic anhydride with ethylene propylene terpolymer, then 80 DEG C of insulations
20min, cooling, obtain organic carrier；
Step 4, in parts by weight, by 6 parts of glass dust, modified 9 parts of argentum powder, organic carrier 7 parts, dispersant 4 parts mixing, grinds
Mill, obtains silver slurry.
Wherein, the particle diameter of step 1 gained glass dust is 3 μm；In step 2, drying condition is 85 DEG C, mixing speed in step 2
For 600rpm, reaction temperature is 50 DEG C, and the particle diameter of gained modification argentum powder is 4 μm, and Polyethylene Glycol is polyethylene glycol 6000；Step 4
Middle dispersant is triethyl group hexyl phosphoric acid.
After gained silver paste burns till film, sheet resistance is 4.1 Ω, and adhesive force is 7.9N.
Embodiment 4
The preparation method of a kind of solar battery front side lead-free silver slurry, comprises the following steps:
Step 1, by weight, take bismuth oxide 8 parts, boron carbide 6 parts, silicon dioxide 5 parts, aluminium sesquioxide 7 parts,
Titanium oxide 4 parts, zirconium dioxide 6 parts, sodium fluoride 8 parts, stannum oxide 4 parts, melting 45min at 1250 DEG C, melts is through shrend, ball
Glass dust is obtained after mill；
Step 2, in parts by weight, takes silver nitrate 10 parts, Polyethylene Glycol 4 parts, triglyceride 6 parts, ethene-vinyl acetate common
Polymers 5 parts adds in deionized water 30 parts, regulates pH to 8.0, adds 9 parts of ascorbic acid, reaction under agitation, filter,
Wash, be dried, obtain modified argentum powder；
Step 3, in parts by weight, takes terpineol 6 parts, ethylene glycol monobutyl ether 4 parts, diethyl phthalate 5 parts, 2-ammonia
Base ethanol 6 parts, ethyl cellulose 7 parts, soybean lecithin 6 parts, silane coupler 6 parts, polyoxyethylenated alcohol sodium sulfate 6 parts
Mixing, is incubated 40min at 120 DEG C, is cooled to room temperature, adds grafting maleic anhydride with ethylene propylene terpolymer, then 90 DEG C of insulations
20min, cooling, obtain organic carrier；
Step 4, in parts by weight, by 7 parts of glass dust, modified 10 parts of argentum powder, organic carrier 10 parts, dispersant 6 parts mixing,
Grind, obtain silver slurry.
Wherein, the particle diameter of step 1 gained glass dust is 6 μm；In step 2, drying condition is 90 DEG C, mixing speed in step 2
For 800rpm, reaction temperature is 55 DEG C, and the particle diameter of gained modification argentum powder is 6 μm, and Polyethylene Glycol is PEG 8000；Step 4
Middle dispersant is 1-methyl anyl alcohol.
After gained silver paste burns till film, sheet resistance is 4.3 Ω, and adhesive force is 8.1N.
Claims (7)
1. the preparation method of a solar battery front side lead-free silver slurry, it is characterised in that: comprise the following steps:
Step 1, by weight, takes bismuth oxide 3～8 parts, boron carbide 2～6 parts, silica 1～5 parts, three oxidations two
Aluminum 2～7 parts, titanium oxide 1～4 parts, zirconium dioxide 3～6 parts, sodium fluoride 2～8 parts, stannum oxide 1～4 parts, at 1200～1250 DEG C
Lower melting 45～60min, melts obtains glass dust after shrend, ball milling；
Step 2, in parts by weight, takes silver nitrate 5～10 parts, Polyethylene Glycol 1～4 parts, triglyceride 3～6 parts, ethyl vinyl acetate
Ethylene copolymer 1～5 parts add to, in deionized water 20～30 parts, regulate pH to 6.5～8.0, add anti-bad under agitation
Hematic acid 3～9 parts, reaction, filter, wash, be dried, obtain modified argentum powder；
Step 3, in parts by weight, takes terpineol 2～6 parts, ethylene glycol monobutyl ether 1～4 parts, diethyl phthalate 3～5
Part, 2-ethylaminoethanol 1～6 parts, ethyl cellulose 2～7 parts, soybean lecithin 3～6 parts, silane coupler 1～6 parts, fatty alcohol
Polyethenoxy ether sodium sulfate 3～6 parts of mixing, be incubated 40～60min at 90～120 DEG C, is cooled to room temperature, adds ethylene-propylene-diene monomer
Glue grafted maleic anhydride 3～5 parts, then it is incubated 20～30min at 70～90 DEG C, cooling, obtain organic carrier；
Step 4, in parts by weight, by glass dust 3～7 parts, modified argentum powder 5～10 parts, organic carrier 5～10 parts, dispersant 1～
6 parts of mixing, grind, and obtain silver slurry.
The preparation method of solar battery front side lead-free silver slurry the most according to claim 1, it is characterised in that: step 1 institute
The particle diameter obtaining glass dust is 2～6 μm.
The preparation method of solar battery front side lead-free silver slurry the most according to claim 1, it is characterised in that: in step 2
Drying condition is 80～90 DEG C.
The preparation method of solar battery front side lead-free silver slurry the most according to claim 1, it is characterised in that: in step 2
Mixing speed is 500～800rpm, and reaction temperature is 40～55 DEG C.
The preparation method of solar battery front side lead-free silver slurry the most according to claim 1, it is characterised in that: step 2 institute
The particle diameter obtaining modified argentum powder is 2～6 μm.
The preparation method of solar battery front side lead-free silver slurry the most according to claim 1, it is characterised in that: in step 2
Polyethylene Glycol is polyethylene glycol 6000 or PEG 8000.
The preparation method of solar battery front side lead-free silver slurry the most according to claim 1, it is characterised in that: in step 4
Dispersant is 1-methyl anyl alcohol or triethyl group hexyl phosphoric acid.
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| CN102522158A (en) * | 2011-12-29 | 2012-06-27 | 彩虹集团公司 | Preparation method of positive silver paste for notched crystalline silicon solar cell |
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Application publication date: 20161116 |