2-(alkoxy or aryloxy carbonyl)-4-methyl-6-(2,6,6-trimethylcyclohex-1-enyl)hex-2-enoic acid compounds, its preparation and use

2-(alkoxy or aryloxy carbonyl)-4-methyl-6-(2,6.6-trimethylcyclohex-1- enyl)hex-2-enoic acid compounds, its preparation and use

Compound containing crosslinkable moieties, prepolymer, blend and polymer sheet obtained therefrom, and waveguide for optical interconnection