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1)  endcapping
端基封尾
1.
With hexamethyldisilazane( HMDS) as an endcapping agent,the ODS packing materials were heated to 250 ℃ and maintained at that temperature for 6 h,affording packing materials which are highly inert to basic compounds.
采用原子层沉积法对十八烷基键合硅胶进行端基封尾
2)  hydroxyl-terminated
羟基封端
1.
The influence of agitation model, catalyst and chain transfer agent on the properties of liquid fluorosilicone elastomer was system studied, and the raw rubber post-treatment process was improved, making it possible to successfully prepare hydroxyl-terminated liquid fluorosilicone elastomer cable of curing at room temperature.
室温硫化羟基封端液体氟硅橡胶是航空工业不可缺少的高低温耐燃油密封材料。
3)  Termination of Isocyanate End Groups
封端(-NCO基)
4)  end blocking
端基封闭
5)  capping group
封端基团
6)  hydrazine-terminated
肼基封端
补充资料:端基
分子式:
CAS号:

性质:聚合物分子链端的基团。如醇酸树脂的端基是羟基或羧基;聚酰胺的端基是氨基或羧基。合成聚合物的端基组成取决于聚合过程中链的形成方式和终止机理。端基除来自单体自身外,还因引发剂、分子量调节剂、链终止剂或溶剂等而形成。端基是聚合物分子链的头、尾,测定端基的结构和含量,可以测定聚合物的平均分子量、支化度等。

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