CN1268592C - 提纯四氟甲烷的方法及其应用 - Google Patents

提纯四氟甲烷的方法及其应用 Download PDF

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Publication number
CN1268592C
CN1268592C CN 01801119 CN01801119A CN1268592C CN 1268592 C CN1268592 C CN 1268592C CN 01801119 CN01801119 CN 01801119 CN 01801119 A CN01801119 A CN 01801119A CN 1268592 C CN1268592 C CN 1268592C
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CN
China
Prior art keywords
carbon
impurity
tetrafluoromethane
pore size
zeolite
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
CN 01801119
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English (en)
Chinese (zh)
Other versions
CN1561318A (zh
Inventor
大野博基
大井敏夫
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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
Priority claimed from JP2000128681A external-priority patent/JP4471448B2/ja
Application filed by Showa Denko KK filed Critical Showa Denko KK
Publication of CN1561318A publication Critical patent/CN1561318A/zh
Application granted granted Critical
Publication of CN1268592C publication Critical patent/CN1268592C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00—Acyclic saturated compounds containing halogen atoms
    • C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/007—Preparation of halogenated hydrocarbons from carbon or from carbides and halogens
    • 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
    • C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/389—Separation; Purification; Stabilisation; Use of additives by adsorption on solids

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
CN 01801119 2000-04-28 2001-04-26 提纯四氟甲烷的方法及其应用 Expired - Lifetime CN1268592C (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP128681/00 2000-04-28
JP128681/2000 2000-04-28
JP2000128681A JP4471448B2 (ja) 2000-04-28 2000-04-28 テトラフルオロメタンの精製方法及びその用途
US23070400P 2000-09-07 2000-09-07
US60/230,704 2000-09-07

Publications (2)

Publication Number Publication Date
CN1561318A CN1561318A (zh) 2005-01-05
CN1268592C true CN1268592C (zh) 2006-08-09

Family

ID=26591045

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 01801119 Expired - Lifetime CN1268592C (zh) 2000-04-28 2001-04-26 提纯四氟甲烷的方法及其应用

Country Status (5)

Country Link
CN (1) CN1268592C (fr)
AU (1) AU5261701A (fr)
HK (1) HK1072594A1 (fr)
RU (1) RU2215730C2 (fr)
WO (1) WO2001083412A2 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7084316B2 (en) 2002-07-02 2006-08-01 Showa Denko K.K. Process for purifying pentafluoroethane, process for producing the same, and use thereof
GB0303972D0 (en) * 2003-02-20 2003-03-26 Ineos Fluor Holdings Ltd Process
CN100455555C (zh) * 2003-11-10 2009-01-28 昭和电工株式会社 1,1-二氟乙烷的提纯方法
KR100839063B1 (ko) 2003-11-10 2008-06-19 쇼와 덴코 가부시키가이샤 1,1-디플루오로에탄의 정제방법
US7597744B2 (en) * 2006-07-12 2009-10-06 Honeywell International Inc. Use of molecular sieves for the removal of HFC-23 from fluorocarbon products
CN102399126A (zh) * 2011-12-19 2012-04-04 天津市泰源工业气体有限公司 精馏与吸附组合提纯制备高纯四氟甲烷的方法
CN103664501B (zh) * 2012-09-07 2015-09-23 佛山市华特气体有限公司 一种六氟乙烷的纯化方法
CN103664502B (zh) * 2012-09-07 2015-09-23 佛山市华特气体有限公司 一种八氟丙烷纯化方法
CN106345264B (zh) * 2016-07-19 2018-10-30 浙江博瑞电子科技有限公司 一种使用杂质分解剂的有机氟气体的提纯方法
EP3693353A1 (fr) * 2019-02-11 2020-08-12 Solvay Sa Procédé de purification d'oléfines fluorées
KR102644490B1 (ko) * 2019-08-06 2024-03-08 가부시끼가이샤 레조낙 가스 처리 방법 및 가스 처리 장치
CN114249628B (zh) * 2021-12-31 2023-06-20 华南理工大学 一种ch3f和c3h8的分离方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3026359A (en) * 1960-03-16 1962-03-20 Du Pont Process for preparing polyfluoroalkanes of high purity
US5417742A (en) * 1993-12-03 1995-05-23 The Boc Group, Inc. Removal of perfluorocarbons from gas streams
JP2924660B2 (ja) * 1994-09-08 1999-07-26 昭和電工株式会社 テトラフルオロメタンの精製方法

Also Published As

Publication number Publication date
WO2001083412A2 (fr) 2001-11-08
HK1072594A1 (en) 2005-09-02
WO2001083412A3 (fr) 2002-04-25
RU2215730C2 (ru) 2003-11-10
AU5261701A (en) 2001-11-12
CN1561318A (zh) 2005-01-05

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