- 专利标题： COPOLYMER, MOLDED BODY, EXTRUDED BODY, BLOW MOLDED BODY, TRANSFER MOLDED BODY, AND COATED ELECTRICAL WIRE
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申请号： EP22759274.8申请日： 2022-01-31
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公开(公告)号： EP4299465A1公开(公告)日： 2024-01-03
- 发明人: ISAKA, Tadaharu , ZENKE, Yumi , YAMAMOTO, Yukari , TSUDA, Hayato , HIGUCHI, Tatsuya
- 申请人： Daikin Industries, Ltd.
- 申请人地址： JP Osaka-shi, Osaka 530-0001 Osaka Umeda Twin Towers South 1-13-1, Umeda Kita-ku
- 代理机构： Hoffmann Eitle
- 优先权： JP2021162081 20210930
- 国际公布： WO2022181233 20220901
- 主分类号： B65D65/02
- IPC分类号： B65D65/02 ; C08F8/00 ; C08F214/26 ; C08F216/20 ; H01B3/44 ; C08J5/00 ; B65D1/00 ; H01B7/02
摘要：
There is provided a copolymer containing tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of perfluoro(propyl vinyl ether) unit of 2.8 to 3.9% by mass with respect to the whole of the monomer units, a melt flow rate at 372°C of 2.8 to 4.0 g/10 min, and the number of functional groups of 20 or less per 10 6 main-chain carbon atoms.
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