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US 2025/0145816 A1Published application
Fluorine-containing copolymer
AssigneeDaikin Industries, Ltd.
InventorsTadaharu ISAKA, Yumi ZENKE, Yukari YAMAMOTO
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Abstract
There is provided a fluorine-containing copolymer comprising tetrafluoroethylene unit, hexafluoropropylene unit and perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of hexafluoropropylene unit of 9.0 to 11.5% by mass with respect to the whole of the monomer units, a content of perfluoro(propyl vinyl ether) unit of 0.3 to 0.7% by mass with respect to the whole of the monomer units, and a melt flow rate at 372° C. of 0.9 to 7.5 g/10 min.
Claims9
A fluorine-containing copolymer, comprising:
- tetrafluoroethylene unit;
- hexafluoropropylene unit;
- and
- perfluoro(propyl vinyl ether) unit,
- wherein the copolymer has:
- a content of hexafluoropropylene unit of 9.0 to 11.5% by mass with respect to the whole of the monomer units;
- a content of perfluoro(propyl vinyl ether) unit of 0.3 to 0.7% by mass with respect to the whole of the monomer units;
- and
- a melt flow rate at 372° C. of 0.9 to 7.5 g/10 min.
6 more elements
Dependencies are inferred from the claim text.