Invention Grant
- Patent Title: Polycarbonate resin, method for producing the same, and optical lens
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Application No.: US17877193Application Date: 2022-07-29
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Publication No.: US11952460B2Publication Date: 2024-04-09
- Inventor: Munenori Shiratake , Kentaro Ishihara , Koji Hirose , Shinya Ikeda , Noriyuki Kato , Mitsuteru Kondo , Shoko Suzuki , Kensuke Oshima , Shuya Nagayama
- 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: JP 17165198 2017.08.30
- Main IPC: C08G64/06
- IPC: C08G64/06 ; C08G64/30 ; G02B1/04
Abstract:
A polycarbonate resin having a high refractive index, a low Abbe number and a high moisture and heat resistance is provided. In an embodiment, a polycarbonate resin including a structural unit represented by general formula (1) below is provided.
Public/Granted literature
- US20220380532A1 POLYCARBONATE RESIN, METHOD FOR PRODUCING THE SAME, AND OPTICAL LENS Public/Granted day:2022-12-01
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