JPH0471335B2 - - Google Patents

Info

Publication number
JPH0471335B2
JPH0471335B2 JP59119237A JP11923784A JPH0471335B2 JP H0471335 B2 JPH0471335 B2 JP H0471335B2 JP 59119237 A JP59119237 A JP 59119237A JP 11923784 A JP11923784 A JP 11923784A JP H0471335 B2 JPH0471335 B2 JP H0471335B2
Authority
JP
Japan
Prior art keywords
tungsten
aluminum
etching
layer
titanium
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 - Lifetime
Application number
JP59119237A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6064431A (ja
Inventor
Jei Radeigan Kenesu
Emu Kuriibusu Jeemuzu
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.)
Fairchild Semiconductor Corp
Original Assignee
Fairchild Camera and Instrument Corp
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 Fairchild Camera and Instrument Corp filed Critical Fairchild Camera and Instrument Corp
Publication of JPS6064431A publication Critical patent/JPS6064431A/ja
Publication of JPH0471335B2 publication Critical patent/JPH0471335B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/32—Alkaline compositions
    • C23F1/38—Alkaline compositions for etching refractory metals
    • 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
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • 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
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/16—Acidic compositions
    • C23F1/20—Acidic compositions for etching aluminium or alloys thereof
    • H10P50/667—

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Weting (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Electrodes Of Semiconductors (AREA)
  • ing And Chemical Polishing (AREA)
JP59119237A 1983-06-13 1984-06-12 半導体構成体上の耐火金属膜をエツチングする方法 Granted JPS6064431A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US503,976 1983-06-13
US06/503,976 US4443295A (en) 1983-06-13 1983-06-13 Method of etching refractory metal film on semiconductor structures utilizing triethylamine and H2 O2

Publications (2)

Publication Number Publication Date
JPS6064431A JPS6064431A (ja) 1985-04-13
JPH0471335B2 true JPH0471335B2 (enExample) 1992-11-13

Family

ID=24004325

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59119237A Granted JPS6064431A (ja) 1983-06-13 1984-06-12 半導体構成体上の耐火金属膜をエツチングする方法

Country Status (5)

Country Link
US (1) US4443295A (enExample)
EP (1) EP0131486B1 (enExample)
JP (1) JPS6064431A (enExample)
CA (1) CA1217119A (enExample)
DE (1) DE3471549D1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3623504A1 (de) * 1986-07-09 1988-01-21 Schering Ag Kupferaetzloesungen
US4749640A (en) * 1986-09-02 1988-06-07 Monsanto Company Integrated circuit manufacturing process
NL8701184A (nl) * 1987-05-18 1988-12-16 Philips Nv Werkwijze voor het vervaardigen van een halfgeleiderinrichting.
US4787958A (en) * 1987-08-28 1988-11-29 Motorola Inc. Method of chemically etching TiW and/or TiWN
JP4075228B2 (ja) * 1998-09-09 2008-04-16 株式会社デンソー 半導体装置の製造方法
JP3627617B2 (ja) 2000-04-06 2005-03-09 株式会社デンソー 高融点金属の加工方法及びこの金属を用いた半導体装置の製造方法
US6599370B2 (en) 2000-10-16 2003-07-29 Mallinckrodt Inc. Stabilized alkaline compositions for cleaning microelectronic substrates
KR100648247B1 (ko) * 2004-06-07 2006-11-24 삼성전자주식회사 캐패시터의 금속 하부전극 형성 방법 및 이를 위한선택적인 금속막 식각 방법
US20070049017A1 (en) * 2005-08-29 2007-03-01 Chao-Ching Hsieh Plug fabricating method for dielectric layer
KR101444468B1 (ko) 2005-10-05 2014-10-30 어드밴스드 테크놀러지 머티리얼즈, 인코포레이티드 에칭후 잔류물을 제거하기 위한 산화성 수성 세정제
US8258041B2 (en) 2010-06-15 2012-09-04 Texas Instruments Incorporated Method of fabricating metal-bearing integrated circuit structures having low defect density
US20140209466A1 (en) * 2013-01-31 2014-07-31 Wyatt Technology Corporation Corrosion resistant electrodes for electrophoretic mobility measurements and method for their fabrication
JP6088999B2 (ja) * 2013-05-02 2017-03-01 富士フイルム株式会社 エッチング液およびエッチング液のキット、これをもちいたエッチング方法および半導体基板製品の製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3529350A (en) * 1968-12-09 1970-09-22 Gen Electric Thin film resistor-conductor system employing beta-tungsten resistor films
US3669776A (en) * 1969-03-26 1972-06-13 M & T Chemicals Inc Novel nickel etch process
US3737306A (en) * 1971-07-07 1973-06-05 Crucible Inc Method for treating titanium scrap
US3772104A (en) * 1972-03-30 1973-11-13 Bell Telephone Labor Inc Fabrication of thin film devices
US3944496A (en) * 1973-04-30 1976-03-16 Coggins Dolphus L Composition for chemical milling refractory metals
US3841931A (en) * 1973-07-23 1974-10-15 Bell Telephone Labor Inc Mild acid etch for tungsten
JPS55138235A (en) * 1979-04-13 1980-10-28 Toshiba Corp Manufacture of titanic etching solution and semiconductor device using this etching solution
US4267012A (en) * 1979-04-30 1981-05-12 Fairchild Camera & Instrument Corp. Process for patterning metal connections on a semiconductor structure by using a tungsten-titanium etch resistant layer

Also Published As

Publication number Publication date
JPS6064431A (ja) 1985-04-13
EP0131486A1 (en) 1985-01-16
CA1217119A (en) 1987-01-27
DE3471549D1 (en) 1988-06-30
EP0131486B1 (en) 1988-05-25
US4443295A (en) 1984-04-17

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term