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Patent Searching and Data


Title:
ULTRAVIOLET-CURABLE RESIN COMPOSITION AND OPTICAL FIBER
Document Type and Number:
WIPO Patent Application WO/2019/138968
Kind Code:
A1
Abstract:
An ultraviolet-curable resin composition for optical fiber coating according to the present invention includes a photopolymerization initiator, a monomer, and a urethane (meth)acrylate oligomer which is a reaction product of a urethane prepolymer having a hydroxyl group at a terminal end thereof and an isocyanate-group-containing (meth)acrylate.

Inventors:
HOMMA Yuya (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
HAMAKUBO Katsushi (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
Application Number:
JP2019/000086
Publication Date:
July 18, 2019
Filing Date:
January 07, 2019
Export Citation:
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Assignee:
SUMITOMO ELECTRIC INDUSTRIES, LTD. (5-33, Kitahama 4-chome Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
International Classes:
G02B6/44; C03C25/1065; C03C25/326; C08F2/44; C08F290/06
Foreign References:
JP2016040216A2016-03-24
JPH0211611A1990-01-16
JPH0570183A1993-03-23
JP2012111674A2012-06-14
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (SOEI PATENT AND LAW FIRM, Marunouchi MY PLAZA 9th fl. 1-1, Marunouchi 2-chome, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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