Back to results
US 2007/0185300 A1Published application
Photocurable resin composition for optical waveguide formation, photocurable dry film for optical waveguide formation, and optical waveguide
AssigneeKansai Paint Co., Ltd.
InventorsDaisuke Kojima, Takahiro Higuchi, Genji Imai
Life of this patent
Estimating the term…
Abstract
The present invention provides a photocurable resin composition for forming an optical waveguide, the composition comprising (A) a carboxy-containing unsaturated polyurethane resin obtained by reacting a polyisocyanate compound (a), a carboxy-containing polyol (b) and a hydroxy-containing unsaturated compound (c), and (B) a solvent; a photocurable dry film for forming an optical waveguide; and an optical waveguide.
Claims13
A photocurable resin composition for forming an optical waveguide, the composition comprising:
- (A) a carboxy-containing unsaturated polyurethane resin obtained by reacting a polyisocyanate compound (a), a carboxy-containing polyol (b) and a hydroxy-containing unsaturated compound (c);
- and
- (B) a solvent.
Dependencies are inferred from the claim text.