Title:
FLUORINE-CONTAINING COPOLYMER
Document Type and Number:
WIPO Patent Application WO/2023/190962
Kind Code:
A1
Abstract:
The present invention provides a fluorine-containing copolymer including a tetrafluoroethylene unit, a hexafluoropropylene unit, and a perfluoro(propyl vinyl ether) unit, wherein the hexafluoropropylene unit content is 11.4 to 12.2 mass% relative to the total monomer units, the perfluoro(propyl vinyl ether) unit content is 0.9 to 1.7 mass% relative to the total monomer units, the melt flow rate at 372°C is 4.0 to 13.0 g/10 min, and the total number of carbonyl-containing terminal groups, -CF=CF2, and -CH2OH is 90 or less per 106 main-chain carbon atoms.
Inventors:
ISAKA TADAHARU (JP)
ZENKE YUMI (JP)
YAMAMOTO YUKARI (JP)
ZENKE YUMI (JP)
YAMAMOTO YUKARI (JP)
Application Number:
PCT/JP2023/013350
Publication Date:
October 05, 2023
Filing Date:
March 30, 2023
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
C08F214/26; H01B3/24; H01B7/02
Domestic Patent References:
| WO2015119053A1 | 2015-08-13 | |||
| WO2008047906A1 | 2008-04-24 | |||
| WO2008047759A1 | 2008-04-24 |
Foreign References:
| JP2017197690A | 2017-11-02 | |||
| JP2010095575A | 2010-04-30 |
Attorney, Agent or Firm:
TOKOSHIE PATENT FIRM (JP)
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