The graffing rate and melt index of MAH g PE are investigated.It shows that CALA could decrease crosslinkage degree of the copolymer and improve the flowing property of the melt.

合成过量己内酰胺的加入,在不明显降低枝物枝率的情况下可以明显改善枝物的熔体粘度,提高了枝物的流动性能。

The paper deals with the fact that chemical modification and crosslinkage can increase the reactivity of cellulose fibers to dyes and the raise of fixation can thus be achieved.

对纤维素纤维通过化学改性作用,增加纤维与染料的反应能力,以达到色泽增深提高染色牢度的目的进行了讨论。