Invention Grant
- Patent Title: Polymerizable composition for optical material, optical material, and method of manufacturing optical material
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Application No.: US14778177Application Date: 2014-03-28
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Publication No.: US10202485B2Publication Date: 2019-02-12
- Inventor: Masakazu Murakami
- Applicant: Mitsui Chemicals, Inc.
- Applicant Address: JP Minato-Ku, Tokyo
- Assignee: MITSUI CHEMICALS, INC.
- Current Assignee: MITSUI CHEMICALS, INC.
- Current Assignee Address: JP Minato-Ku, Tokyo
- Agency: Buchanan, Ingersoll & Rooney PC
- Priority: JP2013-071284 20130329
- International Application: PCT/JP2014/059286 WO 20140328
- International Announcement: WO2014/157664 WO 20141002
- Main IPC: C08G18/38
- IPC: C08G18/38 ; C08G18/81 ; G02B1/04 ; B29D11/00 ; C08G18/08
Abstract:
The polymerizable composition for an optical material of the present invention includes: (A) a compound having a carbon-carbon triple bond and at least one group selected from an isocyanate group and an isothiocyanate group in a molecule; and (B) a polythiol compound.
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