RESIN COMPOSITION, OPTICAL FIBER AND METHOD FOR PRODUCING OPTICAL FIBER

Title:

RESIN COMPOSITION, OPTICAL FIBER AND METHOD FOR PRODUCING OPTICAL FIBER

Document Type and Number:

WIPO Patent Application WO/2020/255774

Kind Code:

A1

Abstract:

A resin composition for optical fiber coating according to the present invention contains: a base resin that contains a photopolymerizable compound and a photopolymerization initiator; and hydrophobic inorganic oxide particles. The photopolymerizable compound contains a urethane (meth)acrylate and an aliphatic epoxy (meth)acrylate; and the content of the aliphatic epoxy (meth)acrylate is from 1.0% by mass to 45% by mass (inclusive) based on the total mass of the photopolymerizable compound.

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Inventors:

TOKUDA CHIAKI (JP)
HAMAKUBO KATSUSHI (JP)

Application Number:

PCT/JP2020/022501

Publication Date:

December 24, 2020

Filing Date:

June 08, 2020

Export Citation:

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Assignee:

SUMITOMO ELECTRIC INDUSTRIES (JP)

International Classes:

C03C25/285; C03C25/1065; C03C25/47; C03C25/6226; C08F290/00; G02B6/44

Domestic Patent References:

WO2017065274A1

2017-04-20

Foreign References:

JP2004045828A	2004-02-12
JP2000007717A	2000-01-11
JP2016098127A	2016-05-30

Attorney, Agent or Firm:

HASEGAWA Yoshiki et al. (JP)

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