HK1045977A1 - 使用氣態氟化氫製備高純溶液的方法 - Google Patents

使用氣態氟化氫製備高純溶液的方法 Download PDF

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Publication number
HK1045977A1
HK1045977A1 HK02107547.1A HK02107547A HK1045977A1 HK 1045977 A1 HK1045977 A1 HK 1045977A1 HK 02107547 A HK02107547 A HK 02107547A HK 1045977 A1 HK1045977 A1 HK 1045977A1
Authority
HK
Hong Kong
Prior art keywords
hydrogen fluoride
highly pure
gaseous
anhydrous solvent
solution
Prior art date
Application number
HK02107547.1A
Other languages
English (en)
Chinese (zh)
Inventor
W‧西韦特
W‧西韋特
Original Assignee
霍尼威尔专用化学品希尔兹有限公司
霍尼威爾專用化學品希爾茲有限公司
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 霍尼威尔专用化学品希尔兹有限公司, 霍尼威爾專用化學品希爾茲有限公司 filed Critical 霍尼威尔专用化学品希尔兹有限公司
Publication of HK1045977A1 publication Critical patent/HK1045977A1/zh

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/09—Bromine; Hydrogen bromide
    • C01B7/093—Hydrogen bromide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/01—Chlorine; Hydrogen chloride
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C01B7/195—Separation; Purification
    • 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
    • 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
    • H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
    • H01L21/3105—After-treatment
    • H01L21/311—Etching the insulating layers by chemical or physical means
    • H01L21/31105—Etching inorganic layers
    • H01L21/31111—Etching inorganic layers by chemical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • ing And Chemical Polishing (AREA)
  • Gas Separation By Absorption (AREA)
HK02107547.1A 1999-03-29 2000-03-29 使用氣態氟化氫製備高純溶液的方法 HK1045977A1 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19914243.2 1999-03-29
DE19914243A DE19914243A1 (de) 1999-03-29 1999-03-29 Verfahren zur Herstellung hochreiner Lösungen unter Verwendung von gasförmigem Fluorwasserstoff
PCT/EP2000/002763 WO2000058208A2 (de) 1999-03-29 2000-03-29 Verfahren zur herstellung hochreiner lösungen unter verwendung von gasförmigem fluorwasserstoff

Publications (1)

Publication Number Publication Date
HK1045977A1 true HK1045977A1 (zh) 2002-12-20

Family

ID=7902836

Family Applications (1)

Application Number Title Priority Date Filing Date
HK02107547.1A HK1045977A1 (zh) 1999-03-29 2000-03-29 使用氣態氟化氫製備高純溶液的方法

Country Status (13)

Country Link
EP (1) EP1171379B1 (enExample)
JP (1) JP4084929B2 (enExample)
KR (1) KR100742575B1 (enExample)
CN (1) CN1319851C (enExample)
AT (1) ATE321009T1 (enExample)
AU (1) AU4291300A (enExample)
BR (1) BR0009387A (enExample)
CA (1) CA2368441A1 (enExample)
DE (2) DE19914243A1 (enExample)
HK (1) HK1045977A1 (enExample)
IL (1) IL145623A0 (enExample)
MX (1) MXPA01009861A (enExample)
WO (1) WO2000058208A2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8153095B2 (en) 1999-03-29 2012-04-10 Honeywell International Inc. Method for producing highly pure solutions using gaseous hydrogen fluoride
JP2005528316A (ja) * 2002-06-05 2005-09-22 ハネウェル・インターナショナル・インコーポレーテッド フッ化水素を含有する高純度無水溶液の製造方法
US7192860B2 (en) 2002-06-20 2007-03-20 Honeywell International Inc. Highly selective silicon oxide etching compositions
TWI282814B (en) * 2002-09-13 2007-06-21 Daikin Ind Ltd Etchant and etching method
CN1326771C (zh) * 2005-10-18 2007-07-18 自贡市金典化工有限公司 碘化铵的生产方法
CN102774813A (zh) * 2011-05-12 2012-11-14 特力生有限公司 氢氟酸制造方法
CN111790520B (zh) * 2019-08-05 2021-05-11 潍坊奇为新材料科技有限公司 一种用于高梯度磁选分选腔的导磁介质

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2520947A (en) * 1946-04-08 1950-09-05 Phillips Petroleum Co Recovery of hydrogen halides
US2537076A (en) * 1948-08-25 1951-01-09 Standard Oil Co Hydrogen fluoride recovery
FR1477742A (fr) * 1966-03-11 1967-04-21 Pechiney Saint Gobain Procédé d'extraction et de concentration de l'acide fluorhydrique gazeux par des solvants aminés
US3979241A (en) * 1968-12-28 1976-09-07 Fujitsu Ltd. Method of etching films of silicon nitride and silicon dioxide
US4269654A (en) * 1977-11-18 1981-05-26 Rca Corporation Silicon nitride and silicon oxide etchant
US4230523A (en) * 1978-12-29 1980-10-28 International Business Machines Corporation Etchant for silicon dioxide films disposed atop silicon or metallic silicides
US4629610A (en) * 1985-05-10 1986-12-16 Dow Chemical Co. Hydrogen fluoride recovery process
CH664978A5 (en) * 1985-06-25 1988-04-15 Industrieorientierte Forsch Etching oxidic material - with hydrogen fluoride soln. in organic cpd. including nitrogen cpd. forming complex, esp. pyridine, useful in optical industry
DD254373A1 (de) * 1986-12-09 1988-02-24 Nuenchritz Chemie Verfahren zur gewinnung hochreiner fluorwasserstoffsaeure
DD281173A5 (de) * 1989-04-04 1990-08-01 Nuenchritz Chemie Verfahren zur herstellung von hochreinem, kristallisierten ammoniumfluorid
JP2896268B2 (ja) * 1992-05-22 1999-05-31 三菱電機株式会社 半導体基板の表面処理装置及びその制御方法
US5320709A (en) * 1993-02-24 1994-06-14 Advanced Chemical Systems International Incorporated Method for selective removal of organometallic and organosilicon residues and damaged oxides using anhydrous ammonium fluoride solution
CA2141492C (en) * 1994-04-28 1999-07-27 Bruce B. Randolph Transportation of hydrogen fluoride
WO1997002958A1 (en) * 1995-07-10 1997-01-30 Advanced Chemical Systems International Organic amine/hydrogen fluoride etchant composition and method
TW434196B (en) * 1997-06-25 2001-05-16 Ibm Selective etching of silicate

Also Published As

Publication number Publication date
ATE321009T1 (de) 2006-04-15
EP1171379A2 (de) 2002-01-16
DE19914243A1 (de) 2000-10-05
AU4291300A (en) 2000-10-16
BR0009387A (pt) 2002-01-29
IL145623A0 (en) 2002-06-30
MXPA01009861A (es) 2003-06-24
JP4084929B2 (ja) 2008-04-30
KR100742575B1 (ko) 2007-08-02
CA2368441A1 (en) 2000-10-05
EP1171379B1 (de) 2006-03-22
CN1346331A (zh) 2002-04-24
JP2002540257A (ja) 2002-11-26
WO2000058208A3 (de) 2001-04-26
CN1319851C (zh) 2007-06-06
WO2000058208A2 (de) 2000-10-05
KR20020024577A (ko) 2002-03-30
DE50012445D1 (de) 2006-07-13

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