JP2005191107A - 太陽電池素子の製造方法 - Google Patents
太陽電池素子の製造方法 Download PDFInfo
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- JP2005191107A JP2005191107A JP2003428000A JP2003428000A JP2005191107A JP 2005191107 A JP2005191107 A JP 2005191107A JP 2003428000 A JP2003428000 A JP 2003428000A JP 2003428000 A JP2003428000 A JP 2003428000A JP 2005191107 A JP2005191107 A JP 2005191107A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 111
- 239000000758 substrate Substances 0.000 claims abstract description 89
- 239000004065 semiconductor Substances 0.000 claims abstract description 76
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 67
- 238000000034 method Methods 0.000 claims abstract description 39
- 238000009826 distribution Methods 0.000 claims abstract description 22
- 229910000679 solder Inorganic materials 0.000 claims abstract description 15
- 230000001186 cumulative effect Effects 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims abstract description 5
- 239000002245 particle Substances 0.000 claims description 66
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 23
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 229910052709 silver Inorganic materials 0.000 claims description 17
- 239000004332 silver Substances 0.000 claims description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 15
- 239000010703 silicon Substances 0.000 claims description 15
- 230000008569 process Effects 0.000 abstract description 9
- 230000015572 biosynthetic process Effects 0.000 abstract description 7
- 239000011248 coating agent Substances 0.000 abstract description 6
- 238000000576 coating method Methods 0.000 abstract description 6
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 238000000605 extraction Methods 0.000 description 26
- 238000009792 diffusion process Methods 0.000 description 23
- 230000000694 effects Effects 0.000 description 17
- 238000010304 firing Methods 0.000 description 13
- 239000011521 glass Substances 0.000 description 11
- 239000012535 impurity Substances 0.000 description 10
- 230000007423 decrease Effects 0.000 description 8
- 238000007650 screen-printing Methods 0.000 description 8
- 230000008961 swelling Effects 0.000 description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 6
- 238000005530 etching Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000001747 exhibiting effect Effects 0.000 description 4
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 4
- 238000007639 printing Methods 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 3
- 125000004437 phosphorous atom Chemical group 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- -1 for example Chemical compound 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- RLOWWWKZYUNIDI-UHFFFAOYSA-N phosphinic chloride Chemical compound ClP=O RLOWWWKZYUNIDI-UHFFFAOYSA-N 0.000 description 2
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000002003 electrode paste Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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Classifications
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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
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
【解決手段】光電変換機能を有する半導体基板1の非受光面側に主成分としてアルミニウム粉末を含むアルミニウムペーストを塗布・焼成して第1の裏面電極である裏面集電部6を形成する工程と、非受光面側にアルミニウムよりも半田に対する濡れ性の高い金属ペーストを塗布・焼成して第2の裏面電極である裏面取出部7を形成する工程とを備え、第1および第2の裏面電極は、各々の一部同士が重ね合わされるように形成され、アルミニウム粉末は、体積基準による累積粒度分布の平均粒径D50が6〜20μmかつ、平均粒径D50の半分以下の粒径のものが全粒度分布に対して占める割合が15%以下とする。
【選択図】図1
Description
2:拡散領域
3:反射防止膜
4:P+層
5:表面電極
6:第1の裏面電極である裏面集電部
6a、6b:空隙部
7:第2の裏面電極である裏面取出部
7a:裏面取出部の外郭部
8:反り
Claims (4)
- 光電変換機能を有する半導体基板の非受光面側に主成分としてアルミニウム粉末を含むアルミニウムペーストを塗布・焼成して第1の裏面電極を形成する工程と、
前記非受光面側にアルミニウムよりも半田に対する濡れ性の高い金属ペーストを塗布・焼成して第2の裏面電極を形成する工程と、を備えた太陽電池素子の製造方法であって、
前記第1の裏面電極と前記第2の裏面電極とは、各々の一部同士が重ね合わされるように形成され、
前記アルミニウム粉末は、体積基準による累積粒度分布の平均粒径D50が6〜20μmかつ、平均粒径D50の半分以下の粒径のものが全粒度分布に対して占める割合が15%以下である太陽電池素子の製造方法。 - 前記半導体基板は、シリコン基板である請求項1に記載の太陽電池素子の製造方法。
- 前記アルミニウム粉末は、その粒径が全て1μm以上である請求項2に記載の太陽電池素子の製造方法。
- 前記第2の裏面電極を形成する工程で用いる金属ペーストは、銀ペーストである請求項1から3のいずれか一項に記載の太陽電池素子の製造方法。
Priority Applications (1)
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JP2003428000A JP4373774B2 (ja) | 2003-12-24 | 2003-12-24 | 太陽電池素子の製造方法 |
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---|---|---|---|
JP2003428000A JP4373774B2 (ja) | 2003-12-24 | 2003-12-24 | 太陽電池素子の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005191107A true JP2005191107A (ja) | 2005-07-14 |
JP4373774B2 JP4373774B2 (ja) | 2009-11-25 |
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JP2003428000A Expired - Fee Related JP4373774B2 (ja) | 2003-12-24 | 2003-12-24 | 太陽電池素子の製造方法 |
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JP (1) | JP4373774B2 (ja) |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006351530A (ja) * | 2005-06-07 | 2006-12-28 | E I Du Pont De Nemours & Co | アルミニウム厚膜組成物、電極、半導体デバイスおよびそれらを作製する方法 |
JP2007273760A (ja) * | 2006-03-31 | 2007-10-18 | Kyocera Corp | 光電変換素子用導電性ペースト、光電変換素子、および光電変換素子の作製方法 |
US7381887B2 (en) | 2002-01-22 | 2008-06-03 | Sharp Kabushiki Kaisha | Solar cell and method and apparatus for manufacturing solar cell |
JP2008135565A (ja) * | 2006-11-28 | 2008-06-12 | Kyocera Corp | 太陽電池素子、及びそれを用いた太陽電池モジュール |
JP2008160016A (ja) * | 2006-12-26 | 2008-07-10 | Kyocera Corp | 光電変換素子用導電性ペースト、光電変換素子、および光電変換素子の作製方法 |
JP2008159996A (ja) * | 2006-12-26 | 2008-07-10 | Kyocera Corp | 太陽電池 |
DE112006002544T5 (de) | 2005-10-18 | 2008-08-21 | Toyo Aluminium K.K. | Aluminiumpastenzusammensetzung und Solarzellenelement, in dem die Zusammensetzung verwendet wird |
DE102007041057A1 (de) * | 2007-08-29 | 2009-03-05 | Manz Automation Ag | Verfahren zum Herstellen einer Solarzelle |
WO2009139222A1 (ja) * | 2008-05-14 | 2009-11-19 | シャープ株式会社 | 太陽電池および太陽電池の製造方法 |
JP2010093079A (ja) * | 2008-10-08 | 2010-04-22 | Kyoto Elex Kk | 太陽電池素子の電極形成用導電性ペースト及び太陽電池素子並びにその太陽電池素子の製造方法 |
JP2010171370A (ja) * | 2008-12-24 | 2010-08-05 | Kyocera Corp | 太陽電池素子、太陽電池モジュールおよび太陽光発電装置 |
US20100252095A1 (en) * | 2007-12-11 | 2010-10-07 | Noritake Co., Ltd. | Solar cell and composition used for manufacturing solar cell |
JP2010258167A (ja) * | 2009-04-23 | 2010-11-11 | Mitsubishi Electric Corp | 太陽電池の製造方法 |
JP2012231171A (ja) * | 2005-11-15 | 2012-11-22 | Mitsubishi Materials Corp | 太陽電池の電極の形成方法及び該形成方法により得られた電極を用いた太陽電池 |
JP2013520015A (ja) * | 2010-02-12 | 2013-05-30 | ヘレウス プレシャス メタルズ ノース アメリカ コンショホーケン エルエルシー | 太陽電池に全面裏面電界および銀バスバーを付与するための方法 |
WO2013162024A1 (ja) * | 2012-04-26 | 2013-10-31 | 京セラ株式会社 | 太陽電池素子およびその製造方法 |
US8758891B2 (en) | 2007-04-19 | 2014-06-24 | Mitsubishi Materials Corporation | Conductive reflective film and production method thereof |
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US8877100B2 (en) | 2005-10-20 | 2014-11-04 | Toyo Aluminium Kabushiki Kaisha | Paste composition and solar cell element using the same |
JP2018074078A (ja) * | 2016-11-02 | 2018-05-10 | 東洋アルミニウム株式会社 | ペースト組成物 |
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2003
- 2003-12-24 JP JP2003428000A patent/JP4373774B2/ja not_active Expired - Fee Related
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US7381887B2 (en) | 2002-01-22 | 2008-06-03 | Sharp Kabushiki Kaisha | Solar cell and method and apparatus for manufacturing solar cell |
US7749795B2 (en) | 2002-01-22 | 2010-07-06 | Sharp Kabushiki Kaisha | Solar cell and method and apparatus for manufacturing solar cell |
JP2006351530A (ja) * | 2005-06-07 | 2006-12-28 | E I Du Pont De Nemours & Co | アルミニウム厚膜組成物、電極、半導体デバイスおよびそれらを作製する方法 |
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JP2007273760A (ja) * | 2006-03-31 | 2007-10-18 | Kyocera Corp | 光電変換素子用導電性ペースト、光電変換素子、および光電変換素子の作製方法 |
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US8816193B2 (en) | 2006-06-30 | 2014-08-26 | Mitsubishi Materials Corporation | Composition for manufacturing electrode of solar cell, method of manufacturing same electrode, and solar cell using electrode obtained by same method |
US8822814B2 (en) | 2006-10-11 | 2014-09-02 | Mitsubishi Materials Corporation | Composition for electrode formation and method for forming electrode by using the composition |
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JP2008159996A (ja) * | 2006-12-26 | 2008-07-10 | Kyocera Corp | 太陽電池 |
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JP2010258167A (ja) * | 2009-04-23 | 2010-11-11 | Mitsubishi Electric Corp | 太陽電池の製造方法 |
JP2013520015A (ja) * | 2010-02-12 | 2013-05-30 | ヘレウス プレシャス メタルズ ノース アメリカ コンショホーケン エルエルシー | 太陽電池に全面裏面電界および銀バスバーを付与するための方法 |
WO2013162024A1 (ja) * | 2012-04-26 | 2013-10-31 | 京セラ株式会社 | 太陽電池素子およびその製造方法 |
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