HK35876A - Improvements in or relating to a process for etching silicon nitride - Google Patents

Improvements in or relating to a process for etching silicon nitride

Info

Publication number
HK35876A
HK35876A HK358/76*UA HK35876A HK35876A HK 35876 A HK35876 A HK 35876A HK 35876 A HK35876 A HK 35876A HK 35876 A HK35876 A HK 35876A
Authority
HK
Hong Kong
Prior art keywords
relating
silicon nitride
etching silicon
etching
nitride
Prior art date
Application number
HK358/76*UA
Other languages
English (en)
Inventor
P T Panousis
H A Waggener
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of HK35876A publication Critical patent/HK35876A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K13/00—Etching, surface-brightening or pickling compositions
    • C09K13/04—Etching, surface-brightening or pickling compositions containing an inorganic acid
    • 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
    • H10P50/28—Dry etching; Plasma etching; Reactive-ion etching of insulating materials
    • H10P50/282—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials
    • H10P50/283—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials by chemical means
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/043—Dual dielectric
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/051—Etching
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/114—Nitrides of silicon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Weting (AREA)
  • Bipolar Transistors (AREA)
HK358/76*UA 1971-09-03 1976-06-10 Improvements in or relating to a process for etching silicon nitride HK35876A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17784071A 1971-09-03 1971-09-03

Publications (1)

Publication Number Publication Date
HK35876A true HK35876A (en) 1976-06-18

Family

ID=22650170

Family Applications (1)

Application Number Title Priority Date Filing Date
HK358/76*UA HK35876A (en) 1971-09-03 1976-06-10 Improvements in or relating to a process for etching silicon nitride

Country Status (12)

Country Link
US (1) US3715249A (enExample)
JP (1) JPS5141550B2 (enExample)
KR (1) KR780000506B1 (enExample)
BE (1) BE788159A (enExample)
CA (1) CA958313A (enExample)
DE (1) DE2241870C3 (enExample)
FR (1) FR2151104B1 (enExample)
GB (1) GB1392758A (enExample)
HK (1) HK35876A (enExample)
IT (1) IT962297B (enExample)
NL (1) NL154059B (enExample)
SE (1) SE375118B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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
US4116714A (en) * 1977-08-15 1978-09-26 International Business Machines Corporation Post-polishing semiconductor surface cleaning process
US5215930A (en) * 1991-10-23 1993-06-01 At&T Bell Laboratories Integrated circuit etching of silicon nitride and polysilicon using phosphoric acid
KR970008354B1 (ko) * 1994-01-12 1997-05-23 엘지반도체 주식회사 선택적 식각방법
US5607543A (en) * 1995-04-28 1997-03-04 Lucent Technologies Inc. Integrated circuit etching
US5885903A (en) * 1997-01-22 1999-03-23 Micron Technology, Inc. Process for selectively etching silicon nitride in the presence of silicon oxide
EP1704586A1 (en) * 2003-12-30 2006-09-27 Akrion Llc System and method for selective etching of silicon nitride during substrate processing
JP3882932B2 (ja) 2004-04-08 2007-02-21 信越化学工業株式会社 ジルコニウム含有酸化物
JP4799332B2 (ja) * 2006-09-12 2011-10-26 株式会社東芝 エッチング液、エッチング方法および電子部品の製造方法
TWI629720B (zh) 2015-09-30 2018-07-11 Tokyo Electron Limited 用於濕蝕刻製程之溫度的動態控制之方法及設備

Also Published As

Publication number Publication date
NL7211625A (enExample) 1973-03-06
DE2241870C3 (de) 1978-04-20
FR2151104A1 (enExample) 1973-04-13
DE2241870A1 (de) 1973-03-22
JPS4834675A (enExample) 1973-05-21
CA958313A (en) 1974-11-26
IT962297B (it) 1973-12-20
DE2241870B2 (de) 1976-03-11
JPS5141550B2 (enExample) 1976-11-10
KR780000506B1 (en) 1978-10-25
BE788159A (fr) 1972-12-18
US3715249A (en) 1973-02-06
GB1392758A (en) 1975-04-30
SE375118B (enExample) 1975-04-07
FR2151104B1 (enExample) 1974-08-19
NL154059B (nl) 1977-07-15

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