The recovered hydrogenate has more impurity, so a new purification method was usedwhichsettl-ed the tail peak problem in finished Doxycycline Hyclate.
采用向盐酸多西环素精制母液中加5-磺基水杨酸和水方法,从精制母液中回收出氢
物,并确
佳配比。
The recovered hydrogenate has more impurity, so a new purification method was usedwhichsettl-ed the tail peak problem in finished Doxycycline Hyclate.
采用向盐酸多西环素精制母液中加5-磺基水杨酸和水方法,从精制母液中回收出氢
物,并确
佳配比。
The mechanical property and thermal stability of cured epoxy resin were closely related to the chemical structure of hydrogenated terpinene maleic anhydride.
氢烯马来酸酐
结构与固
物
机械强度及热稳
性密切相关。
By controlling reaction condition in different steps and hydrogenated with Raney Ni,most of components were converted into industrial grade p-menthane without purification.
实施分阶段控制反应条件,用雷尼镍催,使大多数组分均加氢成对孟烷,无需提纯,即达到工业级
要求。
The polymerised product (mainly diisobutylene ) can be hydrogenated to be used as gasoline blending agent replacing MTBE, or separated as fine chemical feedstock.
叠合产物(主要是二异丁烯)可以加氢饱和作为汽油优良调合组分,也可以分离出二异丁烯作为重要
精细
工原料。
A new camphol sandaliol was synthetized by selective alkylation of isocamphol and phenol with acidic catalyst, and following hydrogenated in the presence of Raney nickel.
本文用异龙脑与苯酚在酸性催剂作用下进行选择性烷基
反应,再经催
氢
还原得到龙脑檀香产品。
The catalysts used to hydrogenate polymer containing polydiolefin units are introduced in this paper.The mechanism of SBS hydrogenation and the development of the kinetics are also referred to.
介绍目前用于含聚双烯烃链节
聚合物加氢
催
剂
种类,讨论
SBS加氢
机理及加氢动力
研究进展。
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