RU93058662A - METHOD FOR PRODUCING HEXAFLUOROPROPINE OLIGOMERS - Google Patents

METHOD FOR PRODUCING HEXAFLUOROPROPINE OLIGOMERS

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Publication number
RU93058662A
RU93058662A RU93058662/04A RU93058662A RU93058662A RU 93058662 A RU93058662 A RU 93058662A RU 93058662/04 A RU93058662/04 A RU 93058662/04A RU 93058662 A RU93058662 A RU 93058662A RU 93058662 A RU93058662 A RU 93058662A
Authority
RU
Russia
Prior art keywords
hexafluoropropene
hexafluoropropine
oligomers
producing
perfluoro
Prior art date
Application number
RU93058662/04A
Other languages
Russian (ru)
Other versions
RU2122993C1 (en
Inventor
А.Прокоп Роберт
Original Assignee
Миннесота Майнинг Мануфактуринг Компани
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 Миннесота Майнинг Мануфактуринг Компани filed Critical Миннесота Майнинг Мануфактуринг Компани
Priority to RU93058662A priority Critical patent/RU2122993C1/en
Priority claimed from RU93058662A external-priority patent/RU2122993C1/en
Publication of RU93058662A publication Critical patent/RU93058662A/en
Application granted granted Critical
Publication of RU2122993C1 publication Critical patent/RU2122993C1/en

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Claims (1)

Процесс олигомеризации гексафторпропена, использующий взаимодействие гексафторпропена с катализатором или смесью нескольких катализаторов, выбранных из группы, включающей в себя цианидные, цианатные и тиоцианатные соли щелочных металлов, четвертичного (четырехзамещенного) аммония или четвертичного фосфония в присутствии полярного апротонного растворителя (например ацетонитрила). Процесс согласно изобретению особенно эффективен для селективного приготовления гексафторпропеновых димеров, например, перфторо-2- метил-2-пентена и перфторо-2-метил-3-пентена, с достаточно высоким выходом указанных продуктов при надлежащем выборе растворителя и катализатора.The process of oligomerization of hexafluoropropene using the interaction of hexafluoropropene with a catalyst or a mixture of several catalysts selected from the group consisting of alkali metal cyanide, cyanate and thiocyanate salts, quaternary (tetra substituted) ammonium or quaternary phosphonium in the presence of a polar aprotic solvent (e.g. The process according to the invention is particularly effective for the selective preparation of hexafluoropropene dimers, for example, perfluoro-2-methyl-2-pentene and perfluoro-2-methyl-3-pentene, with a sufficiently high yield of these products with the appropriate choice of solvent and catalyst.
RU93058662A 1993-12-27 1993-12-27 Method of preparing hexafluoropropene oligomers RU2122993C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU93058662A RU2122993C1 (en) 1993-12-27 1993-12-27 Method of preparing hexafluoropropene oligomers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/997,600 1992-12-28
RU93058662A RU2122993C1 (en) 1993-12-27 1993-12-27 Method of preparing hexafluoropropene oligomers

Publications (2)

Publication Number Publication Date
RU93058662A true RU93058662A (en) 1997-02-20
RU2122993C1 RU2122993C1 (en) 1998-12-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU93058662A RU2122993C1 (en) 1993-12-27 1993-12-27 Method of preparing hexafluoropropene oligomers

Country Status (1)

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RU (1) RU2122993C1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113929554B (en) * 2021-11-05 2023-10-20 浙江巨化汉正新材料有限公司 Preparation method of hexafluoropropylene dimer with D2 structure

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