- Patent Title: Polycarbonate resin, method for producing same, and optical lens
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Application No.: US16318562Application Date: 2017-07-19
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Publication No.: US10767007B2Publication Date: 2020-09-08
- Inventor: Noriyuki Kato , Mitsuteru Kondo , Kentaro Ishihara , Munenori Shiratake , Koji Hirose , Shinya Ikeda , Kensuke Oshima , Shuya Nagayama , Shoko Suzuki
- Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
- Applicant Address: JP Tokyo
- Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.
- Current Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.
- Current Assignee Address: JP Tokyo
- Agency: Greenblum & Bernstein, P.L.C.
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@368b4dc0 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@2f1b75e3
- International Application: PCT/JP2017/026052 WO 20170719
- International Announcement: WO2018/016516 WO 20180125
- Main IPC: C08G64/04
- IPC: C08G64/04 ; G02B1/04 ; C08G64/30
Abstract:
The present invention provides a polycarbonate resin having a high refractive index, low Abbe number, and high moist heat resistance. The above problem, according to one embodiment, can be solved by a polycarbonate resin including structural units represented by general formula (1).
Public/Granted literature
- US20190241703A1 POLYCARBONATE RESIN, METHOD FOR PRODUCING SAME, AND OPTICAL LENS Public/Granted day:2019-08-08
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