Invention Grant
- Patent Title: Method for manufacturing polytetrafluoroethylene formed product, and polytetrafluoroethylene formed product
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Application No.: US15757708Application Date: 2016-08-30
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Publication No.: US11326034B2Publication Date: 2022-05-10
- Inventor: Kazuaki Ikeda , Hong-Phuc Nguyen , Hirotoshi Yoshida , Taku Yamanaka
- Applicant: SUMITOMO ELECTRIC FINE POLYMER, INC. , DAIKIN INDUSTRIES, LTD.
- Applicant Address: JP Osaka; JP Osaka
- Assignee: SUMITOMO ELECTRIC FINE POLYMER, INC.,DAIKIN INDUSTRIES, LTD.
- Current Assignee: SUMITOMO ELECTRIC FINE POLYMER, INC.,DAIKIN INDUSTRIES, LTD.
- Current Assignee Address: JP Osaka; JP Osaka
- Agency: Faegre Drinker Biddle & Reath LLP
- Priority: JPJP2015-176199 20150907
- International Application: PCT/JP2016/075327 WO 20160830
- International Announcement: WO2017/043372 WO 20170316
- Main IPC: C08J7/12
- IPC: C08J7/12 ; C08J3/28 ; C08J3/24 ; C23C24/08 ; C23C26/00 ; C09D127/18 ; B29C48/00 ; B29C35/08 ; B29C45/00 ; C08F14/26 ; B29K27/18
Abstract:
A manufacturing method for a polytetrafluoroethylene formed product according to an aspect of the invention is a manufacturing method for a polytetrafluoroethylene formed product, the method including a step of irradiating a forming material containing a polytetrafluoroethylene as a principal component with ionizing radiation, wherein the polytetrafluoroethylene has a melt viscosity at 380° C. of not greater than 7×105 Pa·s.
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