Patent ID: 8568624
Filing Date: 2013-10-29
Classification: C08F,G02B,G02F

Abstract:
1. An acrylic copolymer consisting essentially of: an alkyl (meth)acrylate-based monomer in an amount of 30 wt. % to 90 wt. %; a (meth)acrylate-based monomer comprising an aliphatic ring and/or an aromatic ring in an amount of more than 0 wt. % and 50 wt. % or less; an imide-based monomer in an amount of 1 wt. % to 20 wt. %; and a styrene-based monomer in an amount of 0.1 wt. % to 50 wt.,%, wherein a glass transition temperature (Tg) of the acrylic copolymer is 120° C. or more and 200° C. or less.