Title:
METHOD FOR MANUFACTURING OPTICAL MEMBER
Document Type and Number:
WIPO Patent Application WO/2019/189824
Kind Code:
A1
Abstract:
A method for manufacturing an optical member, including a step for injecting a polymerizable composition including a polythiol component and a polyisocyanate component into a mold using a tube, and a step for polymerizing the polymerizable composition, the content ratio of a plasticizer in the tube being 20% by mass or less.
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Inventors:
OHNISHI TOMOFUMI (JP)
Application Number:
PCT/JP2019/014176
Publication Date:
October 03, 2019
Filing Date:
March 29, 2019
Export Citation:
Assignee:
HOYA LENS THAILAND LTD (TH)
OHNISHI TOMOFUMI (JP)
OHNISHI TOMOFUMI (JP)
International Classes:
B29C39/24; B29C39/26; G02B1/02; G02C7/00
Domestic Patent References:
WO2016153061A1 | 2016-09-29 | |||
WO2016021680A1 | 2016-02-11 |
Foreign References:
JP2007176184A | 2007-07-12 |
Other References:
See also references of EP 3778170A4
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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