With a purpose of making comprehensive use of heavy residual oil condensed polynuclear aromatic resin ( COPNA ) was prepared using petroleum asphalt as raw material and terephthalyl alcohol as cross linking agent under the catalysis of concentrated sulfuric acid or p toluenesulfonic acid .

从综合利用重质油出发，以石油沥青为 单 体， 对 苯 二 甲醇为交联剂，在浓硫酸或对甲苯磺酸催化下合成了缩合多环多核芳香烃树脂（COPNA树脂）。