KR101129110B1 - 다결정 실리콘 웨이퍼의 표면처리용 텍스쳐링 방법 - Google Patents
다결정 실리콘 웨이퍼의 표면처리용 텍스쳐링 방법 Download PDFInfo
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- KR101129110B1 KR101129110B1 KR1020110004652A KR20110004652A KR101129110B1 KR 101129110 B1 KR101129110 B1 KR 101129110B1 KR 1020110004652 A KR1020110004652 A KR 1020110004652A KR 20110004652 A KR20110004652 A KR 20110004652A KR 101129110 B1 KR101129110 B1 KR 101129110B1
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- Prior art keywords
- concentration
- acid
- texturing
- etching
- cleaning
- Prior art date
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G2/00—Vegetative propagation
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
- A01G27/006—Reservoirs, separate from plant-pots, dispensing directly into rooting medium
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/033—Flat containers for turf, lawn or the like, e.g. for covering roofs
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/04—Flower-pot saucers
- A01G9/042—Combinations of a saucer and a flower pot attached together
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
- E04D11/002—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings consisting of two or more layers, at least one of the layers permitting turfing of the roof
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/32—Roof garden systems
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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
- 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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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Water Supply & Treatment (AREA)
- Botany (AREA)
- Developmental Biology & Embryology (AREA)
- Cleaning Or Drying Semiconductors (AREA)
- Photovoltaic Devices (AREA)
Abstract
Description
도 2는, 본 발명에 의한 다결정 실리콘 웨이퍼의 표면처리용 텍스쳐링 방법을 도시한 흐름도,
도 3은 초음파 세정처리 후 에칭한 시료의 표면 반사율을 도시한 그래프,
도 4 및 도 5는, 초음파 세정처리 후, 텍스쳐링한 다결정 실리콘 표면의 SEM 이미지이다.
텍스쳐링 No. | A (미세정) | B (RCA 세정) | C (본 발명) |
1 | 15% | 13% | 12% |
2 | 33% | 30% | 25% |
3 | 37% | 35% | 33% |
샘플 No. | 인산농도(10%) | 인산농도(20%) | 인산농도(30%) | 반응시간(분) |
1 | 7% | 8% | 16% | 1 |
2 | 6.6% | 16% | 15% | 3 |
3 | 6% | 17% | 16% | 5 |
4 | 5.6% | 16% | 18% | 7 |
5 | 8% | 11% | 14% | 10 |
Claims (3)
- 태양전지용 실리콘 웨이퍼의 텍스쳐링을 위한 화학적 식각공정에 있어서,
세정제 전처리제(cleaning agent)를 이용한 세정단계; 및
불산, 질산 및 인산으로 구성된 에칭액(etching solution)에 식각처리 하는 단계;를 포함하며,
상기 세정단계는, 질산, 과산화수소 및 물의 체적비가 1:2.8:114 의 비율인 세정제를 이용하여, 상온에서 10분간 초음파 세정처리하며,
상기 식각처리 단계에 사용하는 에칭액은 농도 35%의 불산, 농도 45%의 질산, 농도 10~30%의 인산이 1:2:2의 비율로 구성된 혼합액으로서, 상온에서 30초~10 분간 처리하는 것을 특징으로 하는 다결정 실리콘 웨이퍼의 표면처리용 텍스쳐링 방법.
- 제 1 항에 있어서, 상기 식각단계는,
상온에서 50초~5분간 처리하는 것을 특징으로 하는 다결정 실리콘 웨이퍼의 표면처리용 텍스쳐링 방법.
- 제 1 항에 있어서, 상기 식각단계는,
상기 에칭액이 농도 35%의 불산, 농도 45%의 질산, 농도 10%의 인산이 1:2:2의 비율로 구성된 혼합액이고, 상온에서 1분간 처리하는 것을 특징으로 하는 다결정 실리콘 웨이퍼의 표면처리용 텍스쳐링 방법.
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KR1020110004652A KR101129110B1 (ko) | 2011-01-17 | 2011-01-17 | 다결정 실리콘 웨이퍼의 표면처리용 텍스쳐링 방법 |
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KR1020110004652A KR101129110B1 (ko) | 2011-01-17 | 2011-01-17 | 다결정 실리콘 웨이퍼의 표면처리용 텍스쳐링 방법 |
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KR101129110B1 true KR101129110B1 (ko) | 2012-03-23 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103394484A (zh) * | 2013-08-02 | 2013-11-20 | 常州时创能源科技有限公司 | 多晶硅太阳能电池硅片酸制绒后的清洗工艺 |
CN104752566A (zh) * | 2015-04-24 | 2015-07-01 | 中建材浚鑫科技股份有限公司 | 多晶硅电池制绒工艺 |
CN107611016A (zh) * | 2017-09-21 | 2018-01-19 | 晶科能源有限公司 | 一种太阳能硅片料的清洗方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20100125448A (ko) * | 2008-03-25 | 2010-11-30 | 어플라이드 머티어리얼스, 인코포레이티드 | 결정성 태양 전지들을 위한 표면 세정 및 텍스처링 프로세스 |
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- 2011-01-17 KR KR1020110004652A patent/KR101129110B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20100125448A (ko) * | 2008-03-25 | 2010-11-30 | 어플라이드 머티어리얼스, 인코포레이티드 | 결정성 태양 전지들을 위한 표면 세정 및 텍스처링 프로세스 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103394484A (zh) * | 2013-08-02 | 2013-11-20 | 常州时创能源科技有限公司 | 多晶硅太阳能电池硅片酸制绒后的清洗工艺 |
CN104752566A (zh) * | 2015-04-24 | 2015-07-01 | 中建材浚鑫科技股份有限公司 | 多晶硅电池制绒工艺 |
CN107611016A (zh) * | 2017-09-21 | 2018-01-19 | 晶科能源有限公司 | 一种太阳能硅片料的清洗方法 |
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