Patent ID: 9340670
Filing Date: 2016-05-17
CPC Classification: C08J,C08L

Claim Text:
1. A polycarbonate resin composition comprising: (A) a polycarbonate resin; and (B) a (meth)acrylic flame retardant copolymer, wherein the (B) (meth)acrylic flame retardant copolymer comprises: (b1) a phosphorus-based (meth)acrylic monomer represented by Formula 1; (b2) an aromatic (meth)acrylate represented by Formula 2, a cycloaliphatic (meth)acrylate represented by Formula 3, or a combination thereof; and (b3) optionally a functional-group containing unsaturated monomer, wherein the (b3) functional-group containing unsaturated monomer comprises (meth)acrylic ester, unsaturated carboxylic acid, unsaturated carboxylic acid anhydride, acid anhydride, unsaturated carboxylic acid ester having hydroxyl groups, unsaturated carboxylic acid amide or a combination thereof: wherein R wherein t is an integer from 1 to 10, R 4 and R 5 are the same or different and are each independently —O(CH 2 ) q R, q is an integer from 0 to 3, and R is methyl, cyclohexyl, phenyl, methylphenyl, methylethylphenyl, propylphenyl, methoxyphenyl, cyclohexylphenyl, chlorophenyl, bromophenyl, phenylphenyl or benzylphenyl; wherein R wherein R