In this paper,W amino polyoxyalkylene were synthesized by two steps.In the first step,polyoxyalkylene were brominated.In the second,the brominated polyoxyalkylene were aminated.
本文用聚乙二醇先溴,化二步合成法,合成了胺基单取聚乙二醇衍生物。
In this paper,W amino polyoxyalkylene were synthesized by two steps.In the first step,polyoxyalkylene were brominated.In the second,the brominated polyoxyalkylene were aminated.
本文用聚乙二醇先溴,化二步合成法,合成了胺基单取聚乙二醇衍生物。
while polyoxyalkylene was prepared with propenol as initiator and sodium hydroxide as catalyst;then polyoxyalkylene was used to the graft modification of the low hydrogen-containing silicone fluid.
时,以烯醇为起始剂、碱为催化剂,进行环氧乙、环氧开环共聚,制成端烯基聚氧烯醚;
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