Invention Grant
- Patent Title: Polymerizable composition for optical material, molded product, optical material, plastic lens, and laminated plastic lens
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Application No.: US16828181Application Date: 2020-03-24
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Publication No.: US11807755B2Publication Date: 2023-11-07
- Inventor: Takayuki Hanawa
- Applicant: MITSUI CHEMICALS, INC.
- Applicant Address: JP Tokyo
- Assignee: MITSUI CHEMICALS, INC.
- Current Assignee: MITSUI CHEMICALS, INC.
- Current Assignee Address: JP Tokyo
- Agency: BUCHANAN, INGERSOLL & ROONEY PC
- Priority: JP 19066042 2019.03.29
- Main IPC: C08L75/04
- IPC: C08L75/04 ; C08G18/75 ; C08G18/32 ; C08G18/52 ; G02B1/115 ; G02B1/14 ; G02B1/04
Abstract:
Provided is a polymerizable composition for an optical material including: a polyisocyanate component which includes 1,4-bis(isocyanatomethyl)cyclohexane; a polyol component which includes a diol compound having a molecular weight of 400 or more and having two or more hydroxyl groups; and a polythiol component which includes a polythiol compound having two or more mercapto groups.
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