DE602007004154D1 - Alkalisches Ätzverfahren für einen Halbleiterwafer - Google Patents

Alkalisches Ätzverfahren für einen Halbleiterwafer

Info

Publication number
DE602007004154D1
DE602007004154D1 DE602007004154T DE602007004154T DE602007004154D1 DE 602007004154 D1 DE602007004154 D1 DE 602007004154D1 DE 602007004154 T DE602007004154 T DE 602007004154T DE 602007004154 T DE602007004154 T DE 602007004154T DE 602007004154 D1 DE602007004154 D1 DE 602007004154D1
Authority
DE
Germany
Prior art keywords
semiconductor wafer
etching process
alkaline etching
alkaline
wafer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DE602007004154T
Other languages
English (en)
Inventor
Nishimura Shigeki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siltronic AG
Original Assignee
Siltronic AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siltronic AG filed Critical Siltronic AG
Publication of DE602007004154D1 publication Critical patent/DE602007004154D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00—Oxides or oxyacids of halogens; Salts thereof
    • C01B11/20—Oxygen compounds of bromine
    • 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
    • H01L21/3063—Electrolytic 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
    • H01L21/02002—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
    • H01L21/30608—Anisotropic liquid etching

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Weting (AREA)
  • ing And Chemical Polishing (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
DE602007004154T 2006-09-07 2007-08-22 Alkalisches Ätzverfahren für einen Halbleiterwafer Active DE602007004154D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006243350A JP5017709B2 (ja) 2006-09-07 2006-09-07 シリコンウェーハのエッチング方法および半導体シリコンウェーハの製造方法

Publications (1)

Publication Number Publication Date
DE602007004154D1 true DE602007004154D1 (de) 2010-02-25

Family

ID=38819860

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007004154T Active DE602007004154D1 (de) 2006-09-07 2007-08-22 Alkalisches Ätzverfahren für einen Halbleiterwafer

Country Status (8)

Country Link
US (1) US7780868B2 (de)
EP (1) EP1898454B1 (de)
JP (1) JP5017709B2 (de)
KR (1) KR100983064B1 (de)
CN (1) CN101158052B (de)
DE (1) DE602007004154D1 (de)
SG (1) SG140530A1 (de)
TW (1) TWI354695B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110020966A1 (en) * 2009-07-23 2011-01-27 Canon Kabushiki Kaisha Method for processing silicon substrate and method for producing substrate for liquid ejecting head
JP5216749B2 (ja) * 2009-11-02 2013-06-19 ジルトロニック アクチエンゲゼルシャフト シリコンウエーハの加工方法
CN102154710B (zh) * 2010-12-09 2013-09-11 扬州瀚源新材料科技有限公司 单晶硅片植绒工艺液及其制备方法
CN103603054A (zh) * 2013-10-15 2014-02-26 电子科技大学 一种制备钽酸锂晶片的方法
CN103773374B (zh) * 2014-01-26 2015-03-11 内蒙古日月太阳能科技有限责任公司 碱性腐蚀液及腐蚀多晶硅片的方法
CN111211049B (zh) * 2018-11-21 2022-10-21 浙江海晫新能源科技有限公司 一种硅片碱腐蚀工艺及其应用

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1923618A (en) * 1932-07-30 1933-08-22 Philip H Groggins Preparation of amino derivatives of the anthraquinone series
GB1278499A (en) 1968-10-17 1972-06-21 Texas Instruments Inc Improved process for polishing oxidizable surfaces
FR2374396A1 (fr) * 1976-12-17 1978-07-13 Ibm Composition de decapage du silicium
KR0154252B1 (ko) 1994-03-31 1998-12-01 아베 아끼라 에칭제 및 전자소자와 그의 제조방법
US6168725B1 (en) * 1997-12-22 2001-01-02 Visteon Global Technologies, Inc. Etching of Al-Cu layers to form electronic circuits using base solutions including nitrites, borates or bromates
JP4306827B2 (ja) * 1998-04-14 2009-08-05 エルジー ディスプレイ カンパニー リミテッド エッチング剤
JP4094110B2 (ja) * 1998-04-14 2008-06-04 エルジー．フィリップス エルシーデー カンパニー，リミテッド エッチング剤
US6232228B1 (en) 1998-06-25 2001-05-15 Samsung Electronics Co., Ltd. Method of manufacturing semiconductor devices, etching composition for manufacturing semiconductor devices, and semiconductor devices made using the method
KR100271769B1 (ko) 1998-06-25 2001-02-01 윤종용 반도체소자의 제조방법, 이를 위한 반도체소자 제조용 식각액조성물 및 반도체소자
JP3765970B2 (ja) * 2000-07-12 2006-04-12 ソニーケミカル株式会社 エッチング液及びフレキシブル配線板の製造方法
JP2002322578A (ja) * 2001-04-24 2002-11-08 Noritake Co Ltd アルミニウム薄膜のエッチング液およびアルミニウム薄膜パターン形成方法
JP2003229392A (ja) 2001-11-28 2003-08-15 Shin Etsu Handotai Co Ltd シリコンウエーハの製造方法及びシリコンウエーハ並びにｓｏｉウエーハ
US6740253B2 (en) * 2002-01-23 2004-05-25 Council Of Scientific And Industrial Research Preparation of non-hazardous brominating reagents
US20030139047A1 (en) * 2002-01-24 2003-07-24 Thomas Terence M. Metal polishing slurry having a static etch inhibitor and method of formulation
JP4010819B2 (ja) * 2002-02-04 2007-11-21 Ｎｅｃエレクトロニクス株式会社 半導体装置の製造方法
DE10241300A1 (de) * 2002-09-04 2004-03-18 Merck Patent Gmbh Ätzpasten für Siliziumoberflächen und -schichten
WO2004027840A2 (en) * 2002-09-18 2004-04-01 Memc Electronic Materials, Inc. Process for etching silicon wafers
AU2003286616A1 (en) * 2002-10-25 2004-05-25 Intersurface Dynamics, Inc. Method for using additives in the caustic etching of silicon for obtaining improved surface characteristics
JP2005175223A (ja) * 2003-12-11 2005-06-30 Fujikura Ltd シリコンウエハのエッチング方法
JP4700333B2 (ja) 2003-12-22 2011-06-15 シルトロニック・ジャパン株式会社 シリコンウエーハ用の高純度アルカリエッチング液およびシリコンウエーハアルカリエッチング方法
US20060118760A1 (en) 2004-12-03 2006-06-08 Yang Andy C Slurry composition and methods for chemical mechanical polishing
JP4792802B2 (ja) * 2005-04-26 2011-10-12 住友電気工業株式会社 Ｉｉｉ族窒化物結晶の表面処理方法
ATE469199T1 (de) * 2006-10-31 2010-06-15 Soitec Silicon On Insulator Verfahren zur charakterisierung von defekten auf silizium-oberflächen, ätzlösung für silizium- oberflächen und verfahren zur behandlung von silizium-oberflächen mit der ätzlösung
EP1923618A3 (de) 2006-11-15 2010-05-26 Specmat Limited Vorrichtung zur Verbindung zweier Objekte miteinander und Stuhl damit

Also Published As

Publication number Publication date
JP2008066538A (ja) 2008-03-21
SG140530A1 (en) 2008-03-28
CN101158052B (zh) 2010-09-29
EP1898454B1 (de) 2010-01-06
TWI354695B (en) 2011-12-21
JP5017709B2 (ja) 2012-09-05
KR100983064B1 (ko) 2010-09-20
US20080064222A1 (en) 2008-03-13
US7780868B2 (en) 2010-08-24
CN101158052A (zh) 2008-04-09
EP1898454A3 (de) 2008-06-04
EP1898454A2 (de) 2008-03-12
KR20080023119A (ko) 2008-03-12
TW200813194A (en) 2008-03-16

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