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。
)
理,使溴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.
本文用聚乙二醇先溴代，再氨
的二步合成法，合成了胺基单取代聚乙二醇衍生
。
声明：以上例
、词
分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
