Title:
含フッ素共重合体
Document Type and Number:
Japanese Patent JP7174310
Kind Code:
B2
Abstract:
There is provided a fluorine-containing copolymer containing tetrafluoroethylene unit, hexafluoropropylene unit and a fluoro(alkyl vinyl ether) unit, wherein the copolymer has a content of hexafluoropropylene unit of 5.0 to 7.0% by mass with respect to the whole of the monomer units, a content of the fluoro(alkyl vinyl ether) unit of 1.4 to 2.9% by mass with respect to the whole of the monomer units, a melt flow rate at 372° C. of 9 to 40 g/10 min, and the number of functional groups of 90 or less per 106 main-chain carbon atoms.
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Inventors:
Tadaharu Isaka
Yukari Yamamoto
Yumi Yoshiya
Yukari Yamamoto
Yumi Yoshiya
Application Number:
JP2022029703A
Publication Date:
November 17, 2022
Filing Date:
February 28, 2022
Export Citation:
Assignee:
Daikin Industries, Ltd.
International Classes:
C08F214/26; C08F8/00; C08J5/00; H01B7/02
Domestic Patent References:
JP2014028953A | ||||
JP2015149274A |
Foreign References:
US4029868 | ||||
WO2008047906A1 | ||||
WO2008047759A1 | ||||
WO2019159652A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Tokoshie Patent Office
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