- 专利标题: POLYCARBONATE RESIN, POLYCARBONATE RESIN COMPOSITION, OPTICAL MOLDED ARTICLE COMPRISING SAME, AND CYCLIC CARBONATE
-
申请号: US17792813申请日: 2021-01-15
-
公开(公告)号: US20230192949A1公开(公告)日: 2023-06-22
- 发明人: Tatsuro Toda , Hisanari Yoneda , Takuto Nakata , Shota Ide , Hiroshi Fukuoka , Katsuhiro Iwase , Masaaki Aramaki , Osamu Haba , Yusuke Tazawa
- 申请人: Asahi Kasei Kabushiki Kaisha
- 申请人地址: JP Tokyo
- 专利权人: Asahi Kasei Kabushiki Kaisha
- 当前专利权人: Asahi Kasei Kabushiki Kaisha
- 当前专利权人地址: JP Tokyo
- 优先权: JP 20005443 2020.01.16 JP 20015754 2020.01.31
- 国际申请: PCT/JP2021/001325 2021.01.15
- 进入国家日期: 2022-07-14
- 主分类号: C08G64/02
- IPC分类号: C08G64/02 ; C08G64/30 ; C08L69/00
摘要:
A polycarbonate resin comprising a structural unit represented by the following formula (1), wherein weight-average molecular weight Mw measured by size-exclusion chromatography using polymethyl methacrylate as a standard sample is 50,000 or larger and 500,000 or smaller:
信息查询