A method for the synthesis of hexylene glycol by catalytic hydrogenation from diacetone is presented.

介绍以双丙酮醇为原料,经催化氢合成异己二醇的方法。

Hydrodesulphurization technology could effectively decrease sulfur content in gasoline and octane number loss.

氢脱硫技术能够有效降低汽油硫含量,减少辛烷值损失。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.

研究了以硼氢化钾修饰的雷尼镍催化剂催化松油醇氢备二氢松油醇的。

So some renovations should be made,for example,increasing the solvent ratio of propane deasphalting;using hydrofinishing instead of clay treating;mo...

丙烷脱沥青的溶剂比,用氢补充精代替白土精等,此外,含硫原油生产基础油时,对原油也适当选择。

By controlling reaction condition in different steps and hydrogenated with Raney Ni,most of components were converted into industrial grade p-menthane without purification.

实施分阶段控条件，用雷尼镍催化，使大多数组分均氢成对孟烷，无需提纯，即达到工业级的要求。

Preparation of EGD air-cooling two-stroke-cycle gasoline engine oil and TC-W3 water-cooling two-stroke-cycle gasoline engine oil was studied by using hydroisomerizing base oil.

对氢异构化油理化性质和对抗氧剂感受性能研究的基础上,并作为基础油研了EGD风冷二冲程汽油机油和TC-W3水冷二冲程汽油机油。

Technology Progress of producing BTX aromatics from heavy fraction of pyrolysis gasoline and correlative hydrodealkylation and non-aromatics hydrocracking techniques were reviewed in this paper.

综述了裂解汽油重质馏分产BTX芳烃的技术进展以及与此相关的氢脱烷基和非芳烃氢裂解技术。

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)可以氢饱和作为汽油的优良调合组分,也可以分离出二异丁烯作为重要的精细化工原料。

The quality of diesel oil producing was advanced by isomery pour point depression technique applying in hydrogenation unit in Harbin Petroleum Company Branch of PetroChina.

介绍了中国石油哈尔滨石化公司柴油氢精-临氢降凝装置采用异构降凝技术提高产品柴油质量的生产情况。

In the whole process of forming hydrocarbon, there exist the joining and removal of hydrogen or oxygen atom and heteroatom from the beginning to end.

人所熟知的胡萝卜烷由胡萝卜素氢构成,转化中需要消耗大量的氢,因而整个过程是非常典型的氧化还原。

The role and application of hydrofinishing to lube oil processing were described. Having Compared with clay refining, the trend of development of lube oil hydrorefining technology was given.

论述了氢补充精润滑油工过程的作用及用,对氢补充精与白土精进行对比,提出润滑油氢技术的发展方向.

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.

介绍了目前用于含聚双烯烃链节的聚合物氢的催化剂的种类，讨论了SBS氢的机理及氢动力学的研究进展。