KR20100056114A - 태양 전지 및 그 제조 방법 - Google Patents
태양 전지 및 그 제조 방법 Download PDFInfo
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- KR20100056114A KR20100056114A KR1020080115121A KR20080115121A KR20100056114A KR 20100056114 A KR20100056114 A KR 20100056114A KR 1020080115121 A KR1020080115121 A KR 1020080115121A KR 20080115121 A KR20080115121 A KR 20080115121A KR 20100056114 A KR20100056114 A KR 20100056114A
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- Prior art keywords
- layer
- conductive
- printing method
- solar cell
- semiconductor substrate
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 122
- 239000004065 semiconductor Substances 0.000 claims abstract description 84
- 239000000758 substrate Substances 0.000 claims abstract description 63
- 238000007747 plating Methods 0.000 claims description 54
- 238000007639 printing Methods 0.000 claims description 26
- 238000010017 direct printing Methods 0.000 claims description 25
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 21
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 12
- 229910052709 silver Inorganic materials 0.000 claims description 12
- 239000004332 silver Substances 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 239000007769 metal material Substances 0.000 claims description 10
- 239000000443 aerosol Substances 0.000 claims description 9
- 239000010936 titanium Substances 0.000 claims description 9
- 238000007646 gravure printing Methods 0.000 claims description 8
- 238000007641 inkjet printing Methods 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 238000007645 offset printing Methods 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010931 gold Substances 0.000 claims description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 5
- 229910052738 indium Inorganic materials 0.000 claims description 5
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims description 5
- 229910052718 tin Inorganic materials 0.000 claims description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 239000010408 film Substances 0.000 description 11
- 238000007650 screen-printing Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- 238000009713 electroplating Methods 0.000 description 4
- NPNMHHNXCILFEF-UHFFFAOYSA-N [F].[Sn]=O Chemical compound [F].[Sn]=O NPNMHHNXCILFEF-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 3
- 229910001887 tin oxide Inorganic materials 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 229910005191 Ga 2 O 3 Inorganic materials 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910006404 SnO 2 Inorganic materials 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 239000005360 phosphosilicate glass Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000000313 electron-beam-induced deposition Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- ZULTVNRFZRQYKL-UHFFFAOYSA-M fluorotin Chemical compound [Sn]F ZULTVNRFZRQYKL-UHFFFAOYSA-M 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000005240 physical vapour deposition Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
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- H05K3/18—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material
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Abstract
Description
Claims (21)
- 반도체 기판,상기 반도체 기판의 일 면에 형성되어 있는 에미터층,상기 에미터층 위에 형성된 도전성 투명 전극층,상기 도전성 투명 전극층 위에 형성되고, 상기 도전성 투명 전극층과 전기적으로 연결되어 있는 제1 전극, 그리고상기 반도체 기판의 다른 면에 형성되어 있고, 상기 반도체 기판과 전기적으로 연결되어 있는 제2 전극을 포함하고,상기 제1 전극은 제1 도전층 및 제2 도전층을 구비하는태양 전지.
- 제1항에서,상기 제1 도전층과 상기 제2 도전층의 밀도가 서로 상이한 태양 전지.
- 제2항에서,상기 제2 도전층의 밀도가 상기 제1 도전층의 밀도보다 큰 태양 전지.
- 제1항에서,상기 제1 도전층 또는 제2 도전층은 전도성 금속 물질로 이루어져 있는 태양 전지.
- 제4항에서,상기 전도성 금속 물질은 니켈, 구리, 은, 알루미늄, 주석, 아연, 인듐, 티타늄, 금 및 이들의 조합으로 이루어진 군으로부터 선택된 적어도 하나인 태양 전지.
- 제1항에서,상기 제1 도전층은 직접 인쇄법으로 형성되는 태양 전지.
- 제6항에서,상기 직접 인쇄법은 잉크젯 인쇄법, EHD 젯트 인쇄법, 오프셋 인쇄법, 그라비어 인쇄법, 플렉소 인쇄법 및 에어로솔 젯트 인쇄법 중 적어도 하나인 태양 전지.
- 제1항 내지 제7항 중 어느 한 항에서,상기 제2 도전층은 도금법으로 형성되는 태양 전지.
- 제1항에서,상기 제1 전극의 비저항값은 약 3.3ⅹ10-6Ωcm인 태양 전지.
- 제1항에서,상기 제1 전극의 폭은 약 10㎛ 내지 100㎛인 태양 전지.
- 제1항에서,상기 제1 전극의 높이는 약 10㎛ 내지 20㎛인 태양 전지.
- 제1항에서,상기 반도체 기판은 상기 에미터층과 다른 반도체로 이루어져 있는 태양 전지.
- 제1 전도성 타입의 반도체 기판 위에 상기 제1 전도성 타입과 반대의 전도성 타입을 갖는 제2 전도성 타입의 에미터층을 형성하는 단계,상기 에미터층 위에 도전성 투명 전극층을 형성하는 단계,상기 도전성 투명 전극층 위에 일정 간격으로 이격된 복수의 제1 도전층을 형성하는 단계, 그리고상기 복수의 제1 도전층 위에 복수의 제2 도전층을 형성하여 전면 전극을 완성하는 단계를 포함하고,상기 복수의 제1 도전층은 직접 인쇄법을 통해 형성되며, 상기 복수의 제2 도전층은 도금법을 통해 형성되는태양 전지의 제조 방법.
- 제13항에서,상기 직접 인쇄법은 잉크젯 인쇄법, EHD 젯트 인쇄법, 오프셋 인쇄법, 그라비어 인쇄법, 플렉소 인쇄법 및 에어로솔 젯트 인쇄법 중 적어도 하나인 태양 전지의 제조 방법.
- 제13항 또는 제14항에서,상기 도금법은 상기 도전성 투명 전극층과 상기 제1 도전층간의 전도도 차이를 고려하여 행해지는 태양 전지의 제조 방법.
- 제13항에서,상기 반도체 기판은 상기 에미터층과 다른 반도체로 이루어지는 태양 전지의 제조 방법.
- 제1 전도성 타입의 반도체 기판 위에 상기 제1 전도성 타입과 반대의 전도성 타입을 갖는 제2 전도성 타입의 에미터층을 형성하는 단계,상기 에미터층 위에 도전성 투명 전극층을 형성하는 단계,상기 도전성 투명 전극층 위 일정 간격으로 이격된 복수의 도금 방지층을 형성하고, 상기 도전성 투명 전극층의 일부를 드러내는 단계, 그리고상기 드러난 도전성 투명 전극층 위에 복수의 전면 전극을 형성하는 단계를 포함하고,상기 복수의 도전성 투명 전극층은 직접 인쇄법을 통해 형성되며, 상기 복수의 전면 전극은 도금법을 통해 형성되는태양 전지의 제조 방법.
- 제17항에서,상기 직접 인쇄법은 잉크젯 인쇄법, EHD 젯트 인쇄법, 오프셋 인쇄법, 그라비어 인쇄법, 플렉소 인쇄법 및 에어로솔 젯트 인쇄법 중 적어도 하나인 태양 전지의 제조 방법.
- 제17항에서,상기 반도체 기판은 상기 에미터층과 다른 반도체로 이루어지는 태양 전지의 제조 방법.
- 제17항에서,상기 도금 방지층은 절연 물질로 이루어진 태양 전지의 제조 방법.
- 제20항에서,상기 절연 물질은 폴리머 계열의 물질인 태양 전지의 제조 방법.
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KR1020080115121A KR100993511B1 (ko) | 2008-11-19 | 2008-11-19 | 태양 전지 및 그 제조 방법 |
CN200980143034.3A CN102197495B (zh) | 2008-11-19 | 2009-11-19 | 太阳能电池及其制造方法 |
EP09827741.1A EP2353187B1 (en) | 2008-11-19 | 2009-11-19 | Solar cell and method of manufacturing the same |
US12/622,185 US9324886B2 (en) | 2008-11-19 | 2009-11-19 | Solar cell and method of manufacturing the same |
EP19151105.4A EP3496158A1 (en) | 2008-11-19 | 2009-11-19 | Solar cell and method of manufacturing the same |
PCT/KR2009/006824 WO2010058976A2 (en) | 2008-11-19 | 2009-11-19 | Solar cell and method of manufacturing the same |
DE202009019121.4U DE202009019121U1 (de) | 2008-11-19 | 2009-11-19 | Solarzelle |
US15/097,897 US10573770B2 (en) | 2008-11-19 | 2016-04-13 | Solar cell and method of manufacturing the same |
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WO2010058976A2 (en) | 2010-05-27 |
CN102197495A (zh) | 2011-09-21 |
CN102197495B (zh) | 2014-02-19 |
US9711667B2 (en) | 2017-07-18 |
EP3496158A1 (en) | 2019-06-12 |
EP2353187B1 (en) | 2019-02-27 |
US20160233359A1 (en) | 2016-08-11 |
US10573770B2 (en) | 2020-02-25 |
US9324886B2 (en) | 2016-04-26 |
EP2353187A4 (en) | 2013-09-25 |
US20160225940A1 (en) | 2016-08-04 |
WO2010058976A3 (en) | 2010-08-05 |
DE202009019121U1 (de) | 2016-11-07 |
US20100132792A1 (en) | 2010-06-03 |
KR100993511B1 (ko) | 2010-11-12 |
EP2353187A2 (en) | 2011-08-10 |
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