Invention Grant
- Patent Title: Resin produced by polycondensation, and resin composition
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Application No.: US16800130Application Date: 2020-02-25
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Publication No.: US11370882B2Publication Date: 2022-06-28
- Inventor: Noriyuki Kato , Hirohito Ishizuka , Munenori Shiratake , Kentaro Ishihara
- 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: JP2014-096100 20140507
- Main IPC: G02B1/04
- IPC: G02B1/04 ; C08G64/16 ; C08G63/672 ; C08K5/103 ; C08K5/134 ; C08G63/64 ; C08G63/197 ; C08G63/193 ; C08G64/06 ; C08K5/00
Abstract:
A polyester carbonate resin is provided, which includes a structural unit derived from a compound represented by general formula (1), a structural unit derived from a compound represented by general formula (2), a structural unit derived from a dicarboxylic acid or a derivative thereof, and a structural unit derived from a carbonic acid diester. The polyester carbonate can be used, e.g., in optical systems.
Information query
