The synthesis methods of N-phenyl maleimide and its applications in ABS and PVC resin as a new heat-resistant modifier were summarized.

• 通过分析耐热ABS及PVC的市场状况及国内外N-苯基马来酰亚胺的产需状况,对国内N-苯基马来酰亚胺的发展前景进行了预测。