KR0165730B1 - 산함유 유체로 반도체를 처리하는 방법 - Google Patents
산함유 유체로 반도체를 처리하는 방법 Download PDFInfo
- Publication number
- KR0165730B1 KR0165730B1 KR1019950010145A KR19950010145A KR0165730B1 KR 0165730 B1 KR0165730 B1 KR 0165730B1 KR 1019950010145 A KR1019950010145 A KR 1019950010145A KR 19950010145 A KR19950010145 A KR 19950010145A KR 0165730 B1 KR0165730 B1 KR 0165730B1
- Authority
- KR
- South Korea
- Prior art keywords
- acid
- semiconductor
- containing fluid
- phosphorus pentoxide
- water
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02002—Preparing wafers
- H01L21/02005—Preparing bulk and homogeneous wafers
- H01L21/02008—Multistep processes
- H01L21/0201—Specific process step
- H01L21/02019—Chemical etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
Landscapes
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Weting (AREA)
- ing And Chemical Polishing (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Abstract
Description
Claims (5)
- 화학반응의 생성물로서 물을 생성하는, 산함유유체(acid-containing fluid)로 반도체를 처리하는 방법에 있어서, 물, 히드로 플루오르산 및 산화제로 이루어지는 산함유 유체와 처리시키고, 포스포러스 펜톡사이드(phosphorus pentoxide)를 그 산함유 유체에 첨가시킴을 특성으로 하는 반도체를 처리하는 방법.
- 제1항에 있어서, 그 포스포러스 펜톡사이드의 첨가는 그 반도체의 처리전에 행함을 특징으로 하는 반도체를 처리하는 방법.
- 제1항에 있어서, 그 포스포러스 펜톡사이드의 첨가는 그 반도체의 처리중에 연속적으로 또는 단속적으로 행함을 특징으로 하는 반도체를 처리하는 방법.
- 제1항 내지 제3항중 한 항에 있어서, 그 포스포러스 펜톡사이드의 첨가는 그 산함유 유체중 물함량을 20wt% 이하로 유지함을 특징으로 하는 반도체를 처리하는 방법.
- 제1항에 있어서, 그 산함유 유체는 물, 히드로플루오르산 및 산화제와 선택적으로 아세트산, 암모늄플루오라이드 수용액, 황산, 염산 및 인산으로 이루어지는 그룹에서 선택한 하나 또는 그 이상의 성분으로 구성함을 특징으로 하는 반도체를 처리하는 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP44,14,925,5 | 1994-04-28 | ||
DEP44,14,925.5 | 1994-04-28 | ||
DE4414925A DE4414925A1 (de) | 1994-04-28 | 1994-04-28 | Verfahren zur Behandlung von Halbleitermaterial mit einer säurehaltigen Flüssigkeit |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950030256A KR950030256A (ko) | 1995-11-24 |
KR0165730B1 true KR0165730B1 (ko) | 1999-02-01 |
Family
ID=6516731
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950010145A KR0165730B1 (ko) | 1994-04-28 | 1995-04-27 | 산함유 유체로 반도체를 처리하는 방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5587046A (ko) |
EP (1) | EP0681318B1 (ko) |
JP (1) | JP2700778B2 (ko) |
KR (1) | KR0165730B1 (ko) |
CN (1) | CN1118517A (ko) |
DE (2) | DE4414925A1 (ko) |
TW (1) | TW284902B (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3772456B2 (ja) * | 1997-04-23 | 2006-05-10 | 三菱電機株式会社 | 太陽電池及びその製造方法、半導体製造装置 |
JP3337622B2 (ja) * | 1997-07-16 | 2002-10-21 | 松下電器産業株式会社 | 選択的エッチング液及びそのエッチング液を用いた半導体装置の製造方法 |
DE19962136A1 (de) | 1999-12-22 | 2001-06-28 | Merck Patent Gmbh | Verfahren zur Rauhätzung von Siliziumsolarzellen |
DE102007061687B4 (de) * | 2007-12-19 | 2010-04-29 | Cpi Chemiepark Institut Gmbh | Verfahren zum Mattierungsätzen von Siliziumsubstraten und Ätzmischung zur Durchführung des Verfahrens |
US8940178B2 (en) | 2009-03-18 | 2015-01-27 | E I Du Pont De Nemours And Company | Textured silicon substrate and method |
US8182698B2 (en) * | 2010-06-30 | 2012-05-22 | Arr-Maz Custom Chemicals, Inc. | Method for improving gypsum/phosphoric acid slurry filtration using carboxymethyl cellulose |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2425684A1 (de) * | 1974-05-28 | 1975-12-11 | Ibm Deutschland | Verfahren zum aetzen von silicium enthaltenden materialien |
US3923567A (en) * | 1974-08-09 | 1975-12-02 | Silicon Materials Inc | Method of reclaiming a semiconductor wafer |
JPS55154452A (en) * | 1979-05-18 | 1980-12-02 | Seiko Kakoki Kk | Concentration controlling method of halogen acid salt |
-
1994
- 1994-04-28 DE DE4414925A patent/DE4414925A1/de not_active Withdrawn
-
1995
- 1995-04-10 US US08/419,362 patent/US5587046A/en not_active Expired - Fee Related
- 1995-04-22 CN CN95104759A patent/CN1118517A/zh active Pending
- 1995-04-25 TW TW084104098A patent/TW284902B/zh active
- 1995-04-27 DE DE59500050T patent/DE59500050D1/de not_active Expired - Fee Related
- 1995-04-27 EP EP95106337A patent/EP0681318B1/de not_active Expired - Lifetime
- 1995-04-27 KR KR1019950010145A patent/KR0165730B1/ko not_active IP Right Cessation
- 1995-04-28 JP JP7127490A patent/JP2700778B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0853780A (ja) | 1996-02-27 |
KR950030256A (ko) | 1995-11-24 |
TW284902B (ko) | 1996-09-01 |
EP0681318A1 (de) | 1995-11-08 |
EP0681318B1 (de) | 1996-11-27 |
JP2700778B2 (ja) | 1998-01-21 |
DE59500050D1 (de) | 1997-01-09 |
US5587046A (en) | 1996-12-24 |
DE4414925A1 (de) | 1995-11-02 |
CN1118517A (zh) | 1996-03-13 |
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