Dimer and tetramer of p-hydroxybenzoic acid (HBA) weresynthesized, and grafted onto random styrene-maleic anhydride copolymer(RSMA).

• 合成了对羟基苯甲酸二聚体、四聚体，并将其接枝到苯乙烯-马来酸酐共聚物(SMA)上得到侧链液晶高分子。