形成聚合物的最普通方式是靠两种主要的增长反应,习惯上分别称做缩合(逐步反应)过程和加成(链式反应)过程。
Polymers are most commonly formed by two main types of growth reaction traditionally referred to us condensation (step reaction) and addition (chain reaction) processes.
缩合这个术语,现在在聚合物科学文献中已牢固的确定。
The term condensation is now firmly entrenched in the literature of polymer science.
认为凝胶失水收缩起源于交联聚合物网络中反应性、水化性基团的缩合反应。
The syneresis is considered to originate from some condensation reactions of hydratable reactive groups in the crosslinked polymer networks.
该LCST聚合物可以经由该烷氧基硅烷基团的缩合反应交联。
The LCST polymers can be cross-linked by a condensation reaction of the alkoxysilane groups.
在缩合聚合中,单体的纯度会影响到官能团的摩尔比,从而使聚合物的分子量偏离设定值。
In condensation polymerization, the monomer will affect the purity of the molar ratio of functional groups, so that the molecular weight deviates from the set value.
第二种聚 酰亚胺聚合物是芳香族四酸二酐与芳香族二异氰酸酯,在有机溶剂中,在催化剂的作用下,一步法缩合反应制备得到;
The second polyimide polymer is prepared with aromatic tetracid dihydride and aromatic diisocyanate and through a one-step condensation reaction in organic solvent and under the action of catalyst.
第二种聚 酰亚胺聚合物是芳香族四酸二酐与芳香族二异氰酸酯,在有机溶剂中,在催化剂的作用下,一步法缩合反应制备得到;
The second polyimide polymer is prepared with aromatic tetracid dihydride and aromatic diisocyanate and through a one-step condensation reaction in organic solvent and under the action of catalyst.
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