CN106012030A - Single crystalline silicon solar cell piece surface texture solution containing cinnamomum camphora leaf extract and preparation method thereof - Google Patents
Single crystalline silicon solar cell piece surface texture solution containing cinnamomum camphora leaf extract and preparation method thereof Download PDFInfo
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- CN106012030A CN106012030A CN201610531588.2A CN201610531588A CN106012030A CN 106012030 A CN106012030 A CN 106012030A CN 201610531588 A CN201610531588 A CN 201610531588A CN 106012030 A CN106012030 A CN 106012030A
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- solar cell
- surface texture
- silicon solar
- leaf extract
- cinnamomi camphorae
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- 238000002360 preparation method Methods 0.000 title claims description 7
- 229910021419 crystalline silicon Inorganic materials 0.000 title abstract 4
- 229940083961 cinnamomum camphora leaf extract Drugs 0.000 title abstract 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 26
- 239000010703 silicon Substances 0.000 claims abstract description 26
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 24
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 16
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims abstract description 7
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims abstract description 7
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims abstract description 7
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims abstract description 4
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims abstract description 4
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 16
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 10
- -1 difluoro heptyl propyl Chemical group 0.000 claims description 7
- 239000000839 emulsion Substances 0.000 claims description 7
- 239000004141 Sodium laurylsulphate Substances 0.000 claims description 6
- 239000000706 filtrate Substances 0.000 claims description 6
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 6
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 6
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 claims description 3
- SQIFACVGCPWBQZ-UHFFFAOYSA-N delta-terpineol Natural products CC(C)(O)C1CCC(=C)CC1 SQIFACVGCPWBQZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 238000002386 leaching Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229940116411 terpineol Drugs 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 239000008187 granular material Substances 0.000 abstract description 2
- DSSYKIVIOFKYAU-XCBNKYQSSA-N (R)-camphor Chemical compound C1C[C@@]2(C)C(=O)C[C@@H]1C2(C)C DSSYKIVIOFKYAU-XCBNKYQSSA-N 0.000 abstract 1
- LBTSNEJGMVFUEW-UHFFFAOYSA-N 2,2,3,3,4,4,5,5,6,8,8,8-dodecafluorooctoxy-dimethoxy-propylsilane Chemical compound FC(C(C(C(C(F)(F)CO[Si](OC)(OC)CCC)(F)F)(F)F)(F)F)CC(F)(F)F LBTSNEJGMVFUEW-UHFFFAOYSA-N 0.000 abstract 1
- 241000723346 Cinnamomum camphora Species 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 230000014759 maintenance of location Effects 0.000 abstract 1
- 230000036632 reaction speed Effects 0.000 abstract 1
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 3
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000008216 herbs Nutrition 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
- C30B33/08—Etching
- C30B33/10—Etching in solutions or melts
-
- 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
- H01L31/0236—Special surface textures
- H01L31/02363—Special surface textures of the semiconductor body itself, e.g. textured active layers
-
- 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
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1804—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic Table
-
- 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
- Y02E10/547—Monocrystalline silicon PV 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Silicon Compounds (AREA)
Abstract
The invention discloses a single crystalline silicon solar cell piece surface texture solution containing a cinnamomum camphora leaf extract. The single crystalline silicon solar cell piece surface texture solution is prepared from, by weight, 4-8 parts of cinnamomum camphora leaves, 1.5-2.5 parts of styrene, 1-2 parts of a 5-10% ammonium persulfate solution, 0.1-0.2 part of sodium lauryl sulfate, 0.1-0.2 part of polyvinylpyrrolidone, 0.1-0.15 part of dodecafluoroheptyl-propyl-trimethoxysilane, 3-5 parts of sodium hydroxide, 0.3-0.5 part of citric acid, 0.1-0.15 part of ethoxyabietic amine, 0.1-0.15 part of terpilenol and 100-120 parts of water. The silicon slice texture solution is high in reaction speed, moderate in corrosion, small in thickness reduction and high in repeated utilization factor, the obtained texture pyramid is uniform in size, granules are small, the repeatability is good, the retention time is long, the cost is low, and the single crystalline silicon solar cell piece surface texture solution is environmentally friendly.
Description
Technical field
The present invention relates to technical field of solar batteries, particularly relate to a kind of monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract and preparation method thereof.
Background technology
Along with world energy sources crisis is more serious, solar energy has become most potential alternative energy source, and solaode is i.e. a kind of electronic component that solar energy is converted directly into electric energy.The main problem hindering solar battery technology development is its high manufacturing cost.At present, for reducing the cost of monocrystaline silicon solar cell and improving electricity conversion, carrying out silicon face texturing is the most easily to realize and the most efficient method.Texture, also known as making herbs into wool, i.e. utilizes and falls into light principle, make incident illumination carry out multiple reflections and extend its propagation path at battery surface, thus improve the solaode absorption efficiency to light.Utilizing the principle of the anisotropic etch of silicon, monocrystalline silicon surface can form similar pyramidal structure, effectively reduces the reflectance of sunlight.
At present, monocrystalline silicon surface texture is most commonly used that chemical corrosion method, it is common to use texture liquid be NaOH/ Isopropanol Solvent, but isopropanol price is high, and evaporation rate is fast, and cost is high and is unfavorable for environmental protection.Patent 201010161287.8 discloses a kind of velvet manufacturing solution of monocrystalline silicon additive, it is made up of alkaline corrosion liquid and surfactant and organic acid or salt, without isopropanol and rapidly and efficiently, but its problem that there is reaction lack of homogeneity, easily cause that silicon face pyramid after texture is bigger than normal and the situation such as local excessive erosion, the quality make silicon chip need improve further.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of response speed is fast, uniformity good, corrodes monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract moderate, that Reducing thickness is little, silicon chip surface quality is high and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract, it is to be prepared by the raw material of following weight parts:
Lignum cinnamomi camphorae leaf 4-8, styrene 1.5-2.5,5-10% ammonium persulfate solution 1-2, sodium lauryl sulphate 0.1-0.2, polyvinylpyrrolidone 0.1-0.2, ten difluoro heptyl propyl trimethoxy silicane 0.1-0.15, sodium hydroxide 3-5, citric acid 0.3-0.5, Rosin Amine Polyoxyethylene Ether ether 0.1-0.15, terpineol 0.1-0.15, water 100-120.
The preparation method of a kind of monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract, comprises the following steps:
(1) raw material is weighed by weight, first sodium lauryl sulphate is added in the water of 1/3-1/2 weight and stir, it is then slowly added into styrene and the mixture of ten difluoro heptyl propyl trimethoxy silicanes and stirs 0.5-1h, finally it is slowly added dropwise ammonium persulfate solution and stirs 2-4h in 70-80 DEG C, cool down after insulation 3-5h, obtain complex emulsions；
(2) jointly add 50-60 DEG C of stirring 2-4h in the water of surplus after first being ground by Lignum cinnamomi camphorae leaf with sodium hydroxide, Rosin Amine Polyoxyethylene Ether ether, then cross leaching filtrate, in filtrate, add remaining raw material 70-80 DEG C stir 0.5-1h, obtain mixed liquor；
(3) it is slowly added to the complex emulsions in step (1) stir in the mixed liquor in step (2) and in 60-80 DEG C, after being filtered to remove impurity, i.e. obtains the monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract.
The invention have the advantage that
The present invention utilizes styrene and ten difluoro heptyl propyl trimethoxy silicane emulsions polymerization synthesis complex microsphere, silicon chip surface can be attached to well, play certain etching mask effect, the excessive corrosion of silicon chip can be reduced, promote the uniformity of reaction simultaneously, improve matte quality, be difficult to again remain at silicon chip surface, it is ensured that the spatter property of silicon chip；Simultaneously, by the compounding of the raw materials such as Lignum cinnamomi camphorae leaf extract and potentiation, make that the silicon chip texture liquid response speed obtained is very fast, it is moderate to corrode, Reducing thickness is little, recycling rate of waterused is high, the matte pyramid size prepared is uniform, granule is less, favorable repeatability, and the holding time is long, low cost, environmental protection.
Detailed description of the invention
A kind of monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract, is prepared from by the component raw material of following weight (kg):
Lignum cinnamomi camphorae leaf 4, styrene 1.5,5% ammonium persulfate solution 1, sodium lauryl sulphate 0.1, polyvinylpyrrolidone 0.1, ten difluoro heptyl propyl trimethoxy silicanes 0.1, sodium hydroxide 3, citric acid 0.3, Rosin Amine Polyoxyethylene Ether ether 0.1, terpineol 0.1, water 100.
The preparation method of a kind of monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract, comprises the following steps:
(1) raw material is weighed by weight, first sodium lauryl sulphate is added in the water of 1/3 weight and stir, it is then slowly added into styrene and the mixture of ten difluoro heptyl propyl trimethoxy silicanes and stirs 0.5h, finally it is slowly added dropwise ammonium persulfate solution and stirs 2h in 70 DEG C, cool down after insulation 3h, obtain complex emulsions；
(2) jointly add 50 DEG C of stirring 2h in the water of surplus after first being ground by Lignum cinnamomi camphorae leaf with sodium hydroxide, Rosin Amine Polyoxyethylene Ether ether, then cross leaching filtrates, in filtrate, add remaining raw material 70 DEG C stir 0.5h, obtain mixed liquor；
(3) it is slowly added to the complex emulsions in step (1) stir in the mixed liquor in step (2) and in 60 DEG C, after being filtered to remove impurity, i.e. obtains the monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract.
Through inspection, above-mentioned texture liquid 80 DEG C, uniform small size pyramid structure can be prepared at silicon chip surface under the conditions of 20min, its pyramid prepared is 9.9% at 0.5-1.5 μm, the average reflectance in the range of 300-1100nm, and the amount of silicon being corroded is about 4.8%.
Claims (2)
1. the monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract, it is characterised in that it is to be prepared by the raw material of following weight parts:
Lignum cinnamomi camphorae leaf 4-8, styrene 1.5-2.5,5-10% ammonium persulfate solution 1-2, sodium lauryl sulphate 0.1-0.2, polyvinylpyrrolidone 0.1-0.2, ten difluoro heptyl propyl trimethoxy silicane 0.1-0.15, sodium hydroxide 3-5, citric acid 0.3-0.5, Rosin Amine Polyoxyethylene Ether ether 0.1-0.15, terpineol 0.1-0.15, water 100-120.
The preparation method of a kind of monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract the most according to claim 1, it is characterised in that comprise the following steps:
(1) raw material is weighed by weight, first sodium lauryl sulphate is added in the water of 1/3-1/2 weight and stir, it is then slowly added into styrene and the mixture of ten difluoro heptyl propyl trimethoxy silicanes and stirs 0.5-1h, finally it is slowly added dropwise ammonium persulfate solution and stirs 2-4h in 70-80 DEG C, cool down after insulation 3-5h, obtain complex emulsions；
(2) jointly add 50-60 DEG C of stirring 2-4h in the water of surplus after first being ground by Lignum cinnamomi camphorae leaf with sodium hydroxide, Rosin Amine Polyoxyethylene Ether ether, then cross leaching filtrate, in filtrate, add remaining raw material 70-80 DEG C stir 0.5-1h, obtain mixed liquor；
(3) it is slowly added to the complex emulsions in step (1) stir in the mixed liquor in step (2) and in 60-80 DEG C, after being filtered to remove impurity, i.e. obtains the monocrystaline silicon solar cell sheet surface texture liquid containing Lignum cinnamomi camphorae leaf extract.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610531588.2A CN106012030A (en) | 2016-07-08 | 2016-07-08 | Single crystalline silicon solar cell piece surface texture solution containing cinnamomum camphora leaf extract and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610531588.2A CN106012030A (en) | 2016-07-08 | 2016-07-08 | Single crystalline silicon solar cell piece surface texture solution containing cinnamomum camphora leaf extract and preparation method thereof |
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| CN106012030A true CN106012030A (en) | 2016-10-12 |
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| CN201610531588.2A Pending CN106012030A (en) | 2016-07-08 | 2016-07-08 | Single crystalline silicon solar cell piece surface texture solution containing cinnamomum camphora leaf extract and preparation method thereof |
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| Country | Link |
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| CN (1) | CN106012030A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101570897A (en) * | 2009-06-03 | 2009-11-04 | 中国科学院电工研究所 | Corrosive liquid used for monocrystal line silicon matte preparation and monocrystal line silicon matte preparation method |
| CN103681958A (en) * | 2013-10-16 | 2014-03-26 | 常州时创能源科技有限公司 | Texturization method for multi-crystalline silicon wafer |
| CN105113017A (en) * | 2015-08-25 | 2015-12-02 | 安徽飞阳能源科技有限公司 | Coptis extract silicon slice texturing agent and preparation method thereof |
-
2016
- 2016-07-08 CN CN201610531588.2A patent/CN106012030A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101570897A (en) * | 2009-06-03 | 2009-11-04 | 中国科学院电工研究所 | Corrosive liquid used for monocrystal line silicon matte preparation and monocrystal line silicon matte preparation method |
| CN103681958A (en) * | 2013-10-16 | 2014-03-26 | 常州时创能源科技有限公司 | Texturization method for multi-crystalline silicon wafer |
| CN105113017A (en) * | 2015-08-25 | 2015-12-02 | 安徽飞阳能源科技有限公司 | Coptis extract silicon slice texturing agent and preparation method thereof |
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Application publication date: 20161012 |