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采用可溶性聚酰亚胺 ,经过氯甲基化反应 ,得到了聚酰亚胺改性的起始原料 -氯甲基化聚酰亚胺 .该聚合物的结构采用1 H - NMR和 FT- IR得到了确认 .最高氯甲基化率为 181% ,该聚合物溶于氯仿和四氢呋喃等溶剂 .
Polyimide modified starting material - chloromethylated polyimide was obtained by chloromethylation using soluble polyimide.The structure of this polymer was characterized by1H - NMR and FT - IR It was confirmed that the highest chloromethylation rate was 181% and the polymer was dissolved in solvents such as chloroform and tetrahydrofuran.