The dependence of amorphous polymer cohesive energy density on temperature is studied.
本文对无定形聚合物的内聚能密度的温度依赖性进行了研究。
NaBH4 in hexane or toluene would not initiate the polymerization unless pyridine or THF was used as solvent, but an amorphous polymer was the product.
四氢硼钠在己烷和甲苯溶剂中，不易引发丙烯酸第三丁酯的聚合反应，但在吡啶和四氢呋喃中能引发聚合，亦得到非晶态聚合物。
There was a weakening of the intermolecular bonds, primarily in the amorphous region of the polymer.
合减弱，尤其在聚合物的无定形区内更为明显。
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