Resin composition, optical fiber, optical fiber manufacturing method, optical fiber ribbon, and optical fiber cable
AssigneeSumitomo Electric Industries, Ltd.
InventorYuya HOMMA
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Abstract
A resin composition for primary coating of an optical fiber according to the present disclosure contains a photopolymerizable compound and a photopolymerization initiator, wherein the photopolymerizable compound contains a urethane (meth)acrylate and an ethylene oxide chain-containing (meth)acrylate, and the value obtained by dividing the formula weight of an ethylene oxide chain of the ethylene oxide chain-containing (meth)acrylate by the molecular weight of the ethylene oxide chain-containing (meth)acrylate is 0.50 or more and 0.93 or less.
Claims13
A resin composition for primary coating of an optical fiber, the resin composition comprising a photopolymerizable compound and a photopolymerization initiator,
- wherein the photopolymerizable compound comprises a urethane (meth)acrylate and an ethylene oxide chain-containing (meth)acrylate, and
- a value obtained by dividing a formula weight of an ethylene oxide chain of the ethylene oxide chain-containing (meth)acrylate by a molecular weight of the ethylene oxide chain-containing (meth)acrylate is 0.50 or more and 0.93 or less.
Dependencies are inferred from the claim text.