Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

在无催剂条件下利用过氢苄基硫醚合成了苄基亚砜和苄基砜。

The effect of process parameters on the electric insulance of micro arc oxidated ceramic coat on aluminium plate is studied.

研究了工艺参数对铝微陶瓷层电绝缘性能的影响规律。

The catalysts,which were used for oxidating hydrogenized anthraquinone working fluid in the production course of hydrogen peroxide by anthraquinone method were introduced.

介绍了蒽醌法生产过氢在蒽醌氢工作液步骤中所用的催剂。