There are currently no exemptions for these brominates flame retardants except Deca-BDE. And Deca-BDE is under consideration by European Commission.
除了十溴联苯醚以外无豁免,十溴联苯醚正在重评估之中。
There are currently no exemptions for these brominates flame retardants except Deca-BDE. And Deca-BDE is under consideration by European Commission.
除了十溴联苯醚以外无豁免,十溴联苯醚正在重评估之中。
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.
本文用聚乙二先溴代,再氨化的二步合成法,合成了胺基单取代聚乙二物。
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