... Crystal & Liquid.We manu Cyanate Ester Resin Resin:Bisphenol-A CYANATE ESTER- CAS No.1156-51-0, Molecular weight ... used in PCB industrials, aircraft, moulds, military, carbon fibric etc. And started export to USA, Korea, Japan, India, Russia ... , Taiwan, etc. - Bisphenol-A Cyanate Ester; - Dicyclopentadienyl Bisphenol Cyanate Ester; - Phenol Novolac ...