JPS51128901A - Separation method - Google Patents

Separation method

Info

Publication number
JPS51128901A
JPS51128901A JP5367175A JP5367175A JPS51128901A JP S51128901 A JPS51128901 A JP S51128901A JP 5367175 A JP5367175 A JP 5367175A JP 5367175 A JP5367175 A JP 5367175A JP S51128901 A JPS51128901 A JP S51128901A
Authority
JP
Japan
Prior art keywords
separation method
distillaton
monochlorodifluoromethane
extractive
hexafluoropropylene
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.)
Pending
Application number
JP5367175A
Other languages
Japanese (ja)
Inventor
Susumu Misaki
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
Daikin Kogyo Co Ltd
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 Daikin Industries Ltd, Daikin Kogyo Co Ltd filed Critical Daikin Industries Ltd
Priority to JP5367175A priority Critical patent/JPS51128901A/en
Publication of JPS51128901A publication Critical patent/JPS51128901A/en
Pending legal-status Critical Current

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PURPOSE: To separate hexafluoropropylene from the thermal decomposing products of monochlorodifluoromethane by extractive distillaton method using extraction solvents such as perfluoro compounds having at least two carbon atoms.
COPYRIGHT: (C)1976,JPO&Japio
JP5367175A 1975-05-02 1975-05-02 Separation method Pending JPS51128901A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5367175A JPS51128901A (en) 1975-05-02 1975-05-02 Separation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5367175A JPS51128901A (en) 1975-05-02 1975-05-02 Separation method

Publications (1)

Publication Number Publication Date
JPS51128901A true JPS51128901A (en) 1976-11-10

Family

ID=12949286

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5367175A Pending JPS51128901A (en) 1975-05-02 1975-05-02 Separation method

Country Status (1)

Country Link
JP (1) JPS51128901A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0946667A4 (en) * 1996-08-08 1999-11-10
WO2008001844A1 (en) * 2006-06-30 2008-01-03 Showa Denko K.K. Process for producing high-purity hexafluoropropylene and cleaning gas
CN100374401C (en) * 2006-05-26 2008-03-12 中昊晨光化工研究院 Method for recovering perfluoro propylene from technique of producing tetrafluoroethlene
CN110862295A (en) * 2019-10-11 2020-03-06 江苏梅兰化工有限公司 Novel process for preparing high-purity hexafluoropropylene
CN111606778A (en) * 2020-06-29 2020-09-01 厦门名大科技有限公司 Catalytic synthesis method of hexafluoropropylene oligomer
WO2024111416A1 (en) * 2022-11-25 2024-05-30 Ａｇｃ株式会社 Method for separating hexafluoropropylene from chlorodifluoromethane

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0946667A4 (en) * 1996-08-08 1999-11-10
CN100374401C (en) * 2006-05-26 2008-03-12 中昊晨光化工研究院 Method for recovering perfluoro propylene from technique of producing tetrafluoroethlene
WO2008001844A1 (en) * 2006-06-30 2008-01-03 Showa Denko K.K. Process for producing high-purity hexafluoropropylene and cleaning gas
JP5132555B2 (en) * 2006-06-30 2013-01-30 昭和電工株式会社 Method for producing high purity hexafluoropropylene and cleaning gas
CN110862295A (en) * 2019-10-11 2020-03-06 江苏梅兰化工有限公司 Novel process for preparing high-purity hexafluoropropylene
CN111606778A (en) * 2020-06-29 2020-09-01 厦门名大科技有限公司 Catalytic synthesis method of hexafluoropropylene oligomer
WO2024111416A1 (en) * 2022-11-25 2024-05-30 Ａｇｃ株式会社 Method for separating hexafluoropropylene from chlorodifluoromethane

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