Novel cyanate ester compound, flame-retardant resin composition, and cured product thereof

摘要

A cyanate ester compound represented by the formula ( 1 ), wherein Ar₂ represents a phenylene group, a naphthylene group or a biphenylene group, Ar₁ represents a naphthylene group or a biphenylene group when Ar₂ is a phenylene group, or Ar₁ represents a phenylene group, a naphthylene group or a biphenylene group when Ar₂ is a naphthylene group or a biphenylene group, R_x represents all substituents of Ar₁, each R_x is the same or different and represents hydrogen, an alkyl group or an aryl group, Ry represents all substituents of Ar₂, each R_y is the same or different and represents hydrogen, an alkyl group or an aryl group, and n is an integer of 1 to 50.