TITLE : CURABLE RESIN COMPOSITION FOR LIGHT GYIDE, CURABLE DRY FILM FOR LIGHT GUIDE, LIGHT GUIDE AND METHOD OF FORMING CORE PORTION FOR LIGHT GUIDE

摘要

A curable resin composition for light guide characterized by containing as essential components copolymer (A) from radically polymerizable compound (a) having in its molecule an acid group of acid anhydride group and/or acid group blocked and a radically polymerizable unsaturated group and other radically polymerizable compound (b); polymerizable unsaturated compound (B); and polymerization initiator (C). There is further provided a curable dry film for light guide consisting of this composition; and provided a light guide having at least one of underpart clad layer (13), core portion (15) and upper part clad layer (17) formed therefrom.