The thermal stability of AN copolymers was studied by DSC technique in order to get information on the influence of comonomers containing halogenated carboxylic acid on the stabilization of PAN.
用DSC技术研究了丙烯腈共聚物的热行为以查明含卤代羧酸共聚单体对PAN热稳定化过程的影响。
2
Especially, dichlorosulfoxide, concentrated hydrochloric acid and other halogenated reagents have caused severe damage to the environment.