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Title:
METHOD FOR STABILIZING PERFLUORO(2-METHYLENE-4-METHYL-1,3-DIOXOLANE)-CONTAINING COMPOSITION AND STABILIZED PERFLUORO(2-METHYLENE-4-METHYL-1,3-DIOXOLANE)-CONTAINING COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/130122
Kind Code:
A1
Abstract:
Provided is a method for stabilizing perfluoro(2-methylene-4-methyl-1,3-dioxolane) comprising incorporating, in a perfluoro(2-methylene-4-methyl-1,3-dioxolane)-containing composition, at least one selected from the group consisting of hydroxy group-containing fluorinated aromatic compounds represented by general formula (1) and hydroxy group-containing fluorinated aromatic compounds represented by general formula (2), wherein in formula (1), R1 to R6 each independently represent one selected from the group consisting of a fluorine atom, a perfluoroalkyl group, and a hydroxy group, and at least one of R1 to R6 is a hydroxy group, and in formula (2), R7 to R14 each independently represent one selected from the group consisting of a fluorine atom, a perfluoroalkyl group, and a hydroxy group, and at least one of R7 to R14 is a hydroxy group.

Inventors:
MIYAUCHI HIDEKI (JP)
NISHIDA SHOTA (JP)
INOUE DAISUKE (JP)
SHIGETA YUSUKE (JP)
KONDO NORIHISA (JP)
WATANABE MAKOTO (JP)
YUMINO SHOHEI (JP)
SHIMONO TOMOYA (JP)
Application Number:
PCT/JP2019/050014
Publication Date:
June 25, 2020
Filing Date:
December 20, 2019
Export Citation:
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Assignee:
TOSOH CORP (JP)
TOSOH FINECHEM CORP (JP)
International Classes:
C07D317/42
Domestic Patent References:
WO2018062193A12018-04-05
Foreign References:
DE102007029869A12008-01-24
US6639039B12003-10-28
US2737533A1956-03-06
JPS507046B11975-03-20
JP2018238590A2018-12-20
Other References:
Y. OKAMOTO, POLYM. ADV. TECHNOL., vol. 27, 2016, pages 33 - 41
MACROMOLECULES, vol. 38, 2005, pages 4237 - 4245
Attorney, Agent or Firm:
SIKS & CO. (JP)
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