查询词典 cumene

The conversion of cumene increased with increase of the content of Cu.But the selectivity of CHP decreased with increase of the content of Cu.

对于CuO-MgO催化剂而言，异丙苯的转化率随着CuO-MgO中CuO含量的增加而增加，同时异丙苯过氧化氢选择性下降。

The oxidation reaction of cumene holds a prominent position in the petrochemical industry.

异丙苯氧化反应在石油化学工业中有着重要的地位，主要对国内外异丙苯氧化所用的催化剂体系及反应机理进行了总结和综合性评述，并展望了该领域今后的研究方向。

It prepares to introduce the foreign advanced production technology for phenol-acetone by Cumene Process.

建设内容：建设苯酚厂房及生产线，拟引进国外先进的异丙苯法苯酚丙酮生产技术。

For ethylbenzene and cumene oxidations, it was observed that small amounts of mild-strong acid sites in catalyst could inhibit the reaction.

对烷基芳烃的研究结果显示，分子筛催化剂中少量的中强酸性即可对氧化反应产生强烈阻止作用。

In this dissertation,cumene and m-diisopropylbenzene were chosen as the main subject and the catalysts for oxidation as well as the mechanism were investigated.

本文以异丙苯和间二异丙苯为对象，研究氧化催化剂及其催化机理。

Because it needs many kinds of acid and organic reagents, cumene peroxidation process brings the problems of wasting materials and environment pollution.

但是丙酮的市场需求量的增长远小于苯酚，因此以此法合成苯酚受丙酮的市场制约。

The non-equilibrium stage model is used to simulate catalyticdistillation process for cumene synthesis using low concentration propylene and benzene.

对苯与低浓度丙烯合成异丙苯的催化精馏过程建立非平衡级模型。

The thesis used cumene hydroperoxideand tert-butyl hydroperoxideas oxidation and the operation is in a continuous reactor.

将三种W-AlPO应用于二苯并噻吩的氧化脱硫反应，均表现出很高的催化活性。

Polystyrene itself is non-toxic, but the residual polystyrene resin polymerization of styrene monomer and some other volatile substances, including ethylene, cumene, toluene, etc., have a certain toxicity.

聚苯乙烯本身是无毒的，但聚苯乙烯树脂聚合残留的单体苯乙烯及其他一些挥发性物质，包括乙烯、异丙苯、甲苯等，有一定毒性。

The epoxidation of propylene to propylene oxide, using cumene hydroperoxide as oxidant, molybdenum-glycol complex as catalyst and ethanol as solvent, has been investigated.

研究了以钼－醇配合物为催化剂，过氧化氢异丙苯为环氧化剂，乙醇为溶剂的丙烯一步氧化制环氧丙烷的反应。

Now, however, all children continue in "comprehensive" schools, and the eleven-plus determines which courses of study the child will follow.

然而现在，所有的孩子都要在综合学校继续学习，所以这次考试只是决定他们将要学习哪些课程。

Cultivatable land , and led to a general recognition that development must not be carried at the cost of agriculture .

城区的迅速扩大在很多情况下侵占了宝贵的可耕地，使人们普遍认识到发展不能以牺牲农业为代价。