DE3274886D1 - Process for dry-etching an aluminum alloy - Google Patents

Process for dry-etching an aluminum alloy

Info

Publication number
DE3274886D1
DE3274886D1 DE8282901018T DE3274886T DE3274886D1 DE 3274886 D1 DE3274886 D1 DE 3274886D1 DE 8282901018 T DE8282901018 T DE 8282901018T DE 3274886 T DE3274886 T DE 3274886T DE 3274886 D1 DE3274886 D1 DE 3274886D1
Authority
DE
Germany
Prior art keywords
etching
dry
aluminum alloy
alloy
aluminum
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.)
Expired
Application number
DE8282901018T
Other languages
German (de)
English (en)
Inventor
Tatsumi Mizutani
Toshihide Ohgata
Hideo Komatsu
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3274886D1 publication Critical patent/DE3274886D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F4/00—Processes for removing metallic material from surfaces, not provided for in group C23F1/00 or C23F3/00
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/26—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
    • H10P50/264—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
    • H10P50/266—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only
    • H10P50/267—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only using plasmas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Drying Of Semiconductors (AREA)
  • ing And Chemical Polishing (AREA)
DE8282901018T 1981-04-15 1982-04-09 Process for dry-etching an aluminum alloy Expired DE3274886D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56055548A JPS57170534A (en) 1981-04-15 1981-04-15 Dry etching method for aluminum and aluminum alloy
PCT/JP1982/000116 WO1982003636A1 (fr) 1981-04-15 1982-04-09 Procede de gravure par voie seche de l'aluminium ou d'un alliage d'aluminium

Publications (1)

Publication Number Publication Date
DE3274886D1 true DE3274886D1 (en) 1987-02-05

Family

ID=13001754

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282901018T Expired DE3274886D1 (en) 1981-04-15 1982-04-09 Process for dry-etching an aluminum alloy

Country Status (5)

Country Link
US (1) US4511429A (https=)
EP (1) EP0076860B1 (https=)
JP (1) JPS57170534A (https=)
DE (1) DE3274886D1 (https=)
WO (1) WO1982003636A1 (https=)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60169140A (ja) * 1984-02-13 1985-09-02 Hitachi Ltd ドライエツチング方法
GB2171360A (en) * 1985-02-19 1986-08-28 Oerlikon Buehrle Inc Etching aluminum/copper alloy films
JPS62281331A (ja) * 1986-05-29 1987-12-07 Fujitsu Ltd エツチング方法
JPS63205915A (ja) * 1987-02-23 1988-08-25 Tokuda Seisakusho Ltd プラズマエツチング方法
JP3170791B2 (ja) * 1990-09-11 2001-05-28 ソニー株式会社 Ａｌ系材料膜のエッチング方法
JPH04221825A (ja) * 1990-12-24 1992-08-12 Nec Corp 選択ドライエッチング方法
DE4107006A1 (de) * 1991-03-05 1992-09-10 Siemens Ag Verfahren zum anisotropen trockenaetzen von aluminium bzw. aluminiumlegierungen enthaltenden leiterbahnebenen in integrierten halbleiterschaltungen
EP0535540A3 (en) * 1991-10-02 1994-10-19 Siemens Ag Etching process for aluminium-containing coatings
JP2734839B2 (ja) * 1991-10-09 1998-04-02 シャープ株式会社 アルミニウム用エッチング液およびエッチング方法並びにアルミニウムエッチング製品
JP2611615B2 (ja) * 1992-12-15 1997-05-21 日本電気株式会社 半導体装置の製造方法
US5387556A (en) * 1993-02-24 1995-02-07 Applied Materials, Inc. Etching aluminum and its alloys using HC1, C1-containing etchant and N.sub.2
JP2856061B2 (ja) * 1994-01-19 1999-02-10 ソニー株式会社 リードフレームとその製造方法
US6090717A (en) * 1996-03-26 2000-07-18 Lam Research Corporation High density plasma etching of metallization layer using chlorine and nitrogen
US5849641A (en) * 1997-03-19 1998-12-15 Lam Research Corporation Methods and apparatus for etching a conductive layer to improve yield
US5968711A (en) * 1998-04-28 1999-10-19 Vanguard International Semiconductor Corporation Method of dry etching A1Cu using SiN hard mask
US5994235A (en) * 1998-06-24 1999-11-30 Lam Research Corporation Methods for etching an aluminum-containing layer
US6420099B1 (en) * 1999-08-02 2002-07-16 Infineon Technologies Ag Tungsten hard mask for dry etching aluminum-containing layers
WO2001024248A1 (en) * 1999-09-27 2001-04-05 Applied Materials, Inc. Hydrocarbon gases for anisotropic etching of metal-containing layers
US20020139303A1 (en) * 2001-02-01 2002-10-03 Shunpei Yamazaki Deposition apparatus and deposition method
US7270761B2 (en) * 2002-10-18 2007-09-18 Appleid Materials, Inc Fluorine free integrated process for etching aluminum including chamber dry clean
KR20090083091A (ko) * 2008-01-29 2009-08-03 삼성전자주식회사 블록 공중합체를 이용한 미세 패턴 형성 방법
JP5161819B2 (ja) * 2009-03-19 2013-03-13 東京エレクトロン株式会社 基板処理方法および基板処理装置
EP3571329B1 (en) * 2017-01-18 2024-04-17 Arconic Technologies LLC Methods of preparing 7xxx aluminum alloys for adhesive bonding, and products relating to the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994793A (en) * 1975-05-22 1976-11-30 International Business Machines Corporation Reactive ion etching of aluminum
GB1499857A (en) * 1975-09-18 1978-02-01 Standard Telephones Cables Ltd Glow discharge etching
JPS5835364B2 (ja) * 1977-04-07 1983-08-02 富士通株式会社 プラズマエッチング方法
JPS53135843A (en) * 1977-05-02 1978-11-27 Hitachi Ltd Etching process for al and al alloy
JPS6031906B2 (ja) * 1977-05-13 1985-07-25 株式会社日立製作所 アルミニウム膜もしくは基合金膜の加工方法
JPS54158343A (en) * 1978-06-05 1979-12-14 Hitachi Ltd Dry etching method for al and al alloy
JPS55134173A (en) * 1979-04-04 1980-10-18 Nippon Telegr & Teleph Corp <Ntt> Etching method for aluminum or aluminum base alloy
JPS5610931A (en) * 1979-07-09 1981-02-03 Matsushita Electronics Corp Formation of aluminum pattern of semiconductor substrate
US4380488A (en) * 1980-10-14 1983-04-19 Branson International Plasma Corporation Process and gas mixture for etching aluminum
US4370196A (en) * 1982-03-25 1983-01-25 Rca Corporation Anisotropic etching of aluminum

Also Published As

Publication number Publication date
EP0076860A1 (en) 1983-04-20
EP0076860A4 (en) 1984-03-26
JPH0381298B2 (https=) 1991-12-27
JPS57170534A (en) 1982-10-20
WO1982003636A1 (fr) 1982-10-28
US4511429A (en) 1985-04-16
EP0076860B1 (en) 1986-12-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: STREHL, P., DIPL.-ING. DIPL.-WIRTSCH.-ING. SCHUEBEL-HOPF, U., DIPL.-CHEM. DR.RER.NAT. GROENING, H., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN