Patent ID: 9743515
Date: 2017-08-22
CPC Classifications: C08G,C08K,C08L,H05K,Y10T

Claim:
1. A resin composition comprising: a vinyl compound (a) represented by the formula (1) in an amount of 50 to 80 parts by weight based on 100 parts by weight of a resin solid content in the resin composition, a naphthol aralkyl cyanate ester resin (b) represented by the formula (5) in an amount of 3 to 10 parts by weight based on 100 parts by weight of a resin solid content in the resin composition, a bisphenol A cyanate ester resin (c) in an amount of 3 to 10 parts by weight based on 100 parts by weight of a resin solid content in the resin composition, a brominated flame retardant (d) comprising a brominated polycarbonate resin oligomer, a brominated novolak epoxy resin and a brominated bisphenol A epoxy resin in a total amount of 5 to 35 parts by weight based on 100 parts by weight of a resin solid content in the resin composition, and an inorganic filler (e) in an amount of 10 to 150 parts by weight based on 100 parts by weight of a resin solid content in the resin composition, wherein the resin composition exhibits superior results when compared to an identical resin composition that does not contain the naphthol aralkyl cyanate ester resin (b) represented by formula (5) or the bisphenol A cyanate ester resin (c).