TW221801B - - Google Patents

Info

Publication number
TW221801B
TW221801B TW080105667A TW80105667A TW221801B TW 221801 B TW221801 B TW 221801B TW 080105667 A TW080105667 A TW 080105667A TW 80105667 A TW80105667 A TW 80105667A TW 221801 B TW221801 B TW 221801B
Authority
TW
Taiwan
Application number
TW080105667A
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of TW221801B publication Critical patent/TW221801B/zh

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
    • C07C17/087—Preparation of halogenated hydrocarbons by addition of hydrogen halides to unsaturated halogenated hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/06—Halogens; Compounds thereof
    • B01J27/08—Halides
    • B01J27/12—Fluorides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B9/00—General methods of preparing halides
    • C01B9/08—Fluorides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G33/00—Compounds of niobium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G35/00—Compounds of tantalum
    • C01G35/02—Halides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/21—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms with simultaneous increase of the number of halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
TW080105667A 1990-08-15 1991-07-22 TW221801B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/567,815 US5091168A (en) 1990-08-15 1990-08-15 Preparation of anhydrous niobium and tantalum pentafluorides

Publications (1)

Publication Number Publication Date
TW221801B true TW221801B (zh) 1994-03-21

Family

ID=24268756

Family Applications (1)

Application Number Title Priority Date Filing Date
TW080105667A TW221801B (zh) 1990-08-15 1991-07-22

Country Status (15)

Country Link
US (1) US5091168A (zh)
EP (1) EP0543909B1 (zh)
JP (1) JP3335625B2 (zh)
KR (1) KR930701347A (zh)
CN (1) CN1059320A (zh)
AU (1) AU8493091A (zh)
BR (1) BR9106742A (zh)
CA (1) CA2088781C (zh)
DE (1) DE69122874T2 (zh)
ES (1) ES2094232T3 (zh)
MX (1) MX9100652A (zh)
RU (1) RU2089505C1 (zh)
TW (1) TW221801B (zh)
WO (1) WO1992003382A1 (zh)
ZA (1) ZA916456B (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5302766A (en) * 1993-06-03 1994-04-12 E. I. Du Pont De Nemours And Company Isomerization process
CN1639071A (zh) * 2002-02-27 2005-07-13 斯特拉化学株式会社 铌化合物和/或钽化合物的精制方法
US6787678B1 (en) * 2003-12-11 2004-09-07 Honeywell International Inc. Method of removing water from hydrofluorocarbon manufacturing processes
CA2795114C (en) 2010-04-01 2016-02-16 The South African Nuclear Energy Corporation Limited Treatment of tantalum- and/or niobium-containing compounds
CN102887840B (zh) * 2011-07-23 2015-04-22 联化科技股份有限公司 以二氯甲烷为原料制备低含水量甲基二磺酸固体的方法
RU2482064C1 (ru) * 2011-10-06 2013-05-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский Томский политехнический университет" Способ получения пентафторида ниобия и/или тантала
CN106517328B (zh) * 2016-11-30 2018-01-19 湖南省华京粉体材料有限公司 一种一步法制备高纯低金属杂质五氯化钽的方法和装置
CN107473267A (zh) * 2017-09-13 2017-12-15 中国矿业大学 一种经济、安全及环保的Nb3O7F纳米材料的制备方法
CN116143171A (zh) * 2023-02-17 2023-05-23 中船(邯郸)派瑞特种气体股份有限公司 一种五氟化钽的制备装置及制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025459A (en) * 1975-05-14 1977-05-24 Exxon Research And Engineering Company Noble metal hydrogenation catalysts promoted by fluoride containing acids
AU1885476A (en) * 1975-11-04 1978-04-27 Exxon Research Engineering Co Regeneration of metal halide catalysts via hydrogenation
US4069268A (en) * 1975-11-04 1978-01-17 Exxon Research & Engineering Co. Regeneration of metal halide catalysts via halogenation
US4065405A (en) * 1976-12-03 1977-12-27 Exxon Research And Engineering Company Recovery of tantalum and/or niobium pentafluorides from a hydrocarbon conversion catalyst
US4124692A (en) * 1977-12-27 1978-11-07 Exxon Research & Engineering Co. Preparation of anhydrous TaF5
US4469804A (en) * 1983-09-23 1984-09-04 Shell Oil Company Niobium or tantalum/halogen-containing catalyst regeneration process
EP0205453B1 (en) * 1984-12-27 1989-08-09 Hughes Aircraft Company Process for the preparation of ultrapure heavy metal fluorides
US4752454A (en) * 1984-12-27 1988-06-21 Hughes Aircraft Company Process for the preparation of ultrapure active metal fluorides
US4678769A (en) * 1985-08-05 1987-07-07 Shell Oil Company Apparatus for catalyst preparation by reactive sublimation

Also Published As

Publication number Publication date
ZA916456B (en) 1993-04-28
JPH06503795A (ja) 1994-04-28
KR930701347A (ko) 1993-06-11
DE69122874D1 (de) 1996-11-28
DE69122874T2 (de) 1997-05-15
US5091168A (en) 1992-02-25
MX9100652A (es) 1992-04-01
RU2089505C1 (ru) 1997-09-10
CN1059320A (zh) 1992-03-11
CA2088781A1 (en) 1992-02-16
CA2088781C (en) 2001-07-03
WO1992003382A1 (en) 1992-03-05
EP0543909A1 (en) 1993-06-02
BR9106742A (pt) 1993-08-03
JP3335625B2 (ja) 2002-10-21
AU8493091A (en) 1992-03-17
EP0543909B1 (en) 1996-10-23
ES2094232T3 (es) 1997-01-16

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