Resin composition for optical fiber coating, colored coating material for optical fiber, and optical fiber
AssigneeSumitomo Electric Industries, Ltd.
InventorsKatsushi HAMAKUBO, Noriaki IWAGUCHI, Miho IKEGAWA
Life of this patent
Estimating the term…
Abstract
A resin composition for optical fiber coating contains a photopolymerizable compound and a photopolymerization initiator, in which the photopolymerizable compound contains epoxy di(meth)acrylate having a bisphenol skeleton and alkylene oxide-modified di(meth)acrylate having a bisphenol skeleton, and a mass ratio of a content of the alkylene oxide-modified di(meth)acrylate with respect to a content of the epoxy di(meth)acrylate is 0.3 or more and 8.0 or less.
Claims8
A resin composition for optical fiber coating, the resin composition comprising a photopolymerizable compound and a photopolymerization initiator,
- wherein the photopolymerizable compound contains epoxy di(meth)acrylate having a bisphenol skeleton and alkylene oxide-modified di(meth)acrylate having a bisphenol skeleton, and a mass ratio of a content of the alkylene oxide-modified di(meth)acrylate with respect to a content of the epoxy di(meth)acrylate is 0.3 or more and 8.0 or less.
Dependencies are inferred from the claim text.