Invention Grant
- Patent Title: Aromatic polysulfone resin and method for producing same
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Application No.: US15781598Application Date: 2016-12-06
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Publication No.: US10676573B2Publication Date: 2020-06-09
- Inventor: Yusaku Kohinata
- Applicant: Sumitomo Chemical Company, Limited
- Applicant Address: JP Tokyo
- Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
- Current Assignee Address: JP Tokyo
- Agency: Panitch Schwarze Belisario & Nadel LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@7f421a62
- International Application: PCT/JP2016/086234 WO 20161206
- International Announcement: WO2017/099080 WO 20170615
- Main IPC: C08G75/23
- IPC: C08G75/23 ; C08G65/42 ; C08G75/20 ; C08G85/00
Abstract:
An aromatic polysulfone resin having a yellowness index of 50 or higher and a weight average molecular weight of 25,000 to 45,000 is provided.
Public/Granted literature
- US20180371171A1 AROMATIC POLYSULFONE RESIN AND METHOD FOR PRODUCING SAME Public/Granted day:2018-12-27
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