DMC was prepared by cracking reaction of the waste silicone products, which were the waste silicone oil and waste silicone rubber tailings, in the presence of dodecyl benzene sulfonic acid and catalyst.

Study of the Structure of Perovskite Type LaMnO_ ( 3+ λ) and Activity for Dimethyl Benzene Oxidation

钙钛矿型LaMnO（3+λ）的结构及对二甲苯氧化的活性研究

Preparation of Tert-butyl-3,5-dimethyl Benzene

叔丁基-3,5-二甲基苯制备的研究

The extent of ear swelling was observed in inflammation model caused by dimethyl benzene in mice.

kg-1组，应用二甲苯制备小鼠耳肿胀模型，以鼠耳肿胀程度作为观察指标；

"Air quality Determination of toluene, dimethyl benzene and styrene Gas chromatography"

GB/T14677-1993空气质量甲苯、二甲苯、苯乙烯的测定气相色谱法

The study on the technology and kinetics of chlorination of benzyl chloride is rather essential to the design of reactive distillation column in that the new technology about combination of reaction and distillation is used in the production of benzal chloride.

因为拟采用新型反应精馏耦合技术进行苄叉二氯的生产，研究氯化苄氯化工艺和动力学对于反应精馏塔的设计很有必要。

Using benzyl chloride and chlorine as starting materials, benzal chloride is prepared through photo-chlorination in loop reactor.

采用环流反应器、以氯化苄和氯气为原料进行光氯化反应，制备苄叉二氯；

Kinetic Study on Hydrolysis of Benzal Chloride

苄叉二氯水解反应动力学的研究

The refined product with high purity is obtained by vacuum distillation of crude benzal chloride.

将制得的苄叉二氯粗品进行真空精馏得到高纯度的精品；

Study on the Catalytic Hydrolysis of Benzal Chloride Mixed with Benzyl Chloride

苄基氯存在下的亚苄基二氯催化水解反应研究

The catalytic hydrolysis of benzal chloride and benzyl chloride mixture was studied, benzal chloride forming benzaldehyde in 95% yield, while the benzyl choride unreacted.

研究了亚苄基二氯和苄基氯混合物的催化水解反应，亚苄基二氯水解率达95%，而苄基氯不发生化学反应。

During wetting and the increases of drying cycle, the ability of soil to fix potassium increases, with potassium applied, the amount of fixed potassium decreases remarkably with bentonite addition in soil.

在干湿交替过程中，土壤固钾能力增强，固钾量随加入外源钾浓度的增加而增加，施加膨润土后土壤固钾量明显降低。

Inorganic: aluminum nitride, zirconia, potassium fluoride, bentonite, kaolin, barium sulfate, lead sulfate, sodium aluminum, chromium oxide, titanium dioxide.

无机物：氮化铝、二氧化锆、氟化钾、膨润土、高岭土、硫酸钡、硫酸钻、铝酸钠、氧化铬、钛白粉。

On adsorption of potassium ion by Bentonite in relation to its determination in mud

泥浆中（土般）土对钾离子的吸附与钾离子浓度测定问题

Recovery and Reuse of Waste Bentonite of Grease and Decolor

油脂脱色废白土的回收和再利用

The temperature of the first drop of oil of the lubricating grease which used organic rectorite as the thickening agent is> 633.15 K, which is higher than the index of the bentonite grease.

用它制备的润滑脂滴点＞633.15K，远高于膨润土润滑脂的指标要求。

Therefore, by choosing suitable type of binder, or blending calcium bentonite and sodium bentonite in proper proportion can improve the properties of green pellets.

因此，在造球生产过程中通过选择钠基或钙基膨润土，或通过两种膨润土搭配，可制备出综合性能优良的球团矿。

Taking the calcium bentonite clay as raw material, the organic bentonite clay was prepared by CTMAB after the sodium transition of sodium carbonate.

以钙基膨润土为原料，经碳酸钠钠化转型后，用溴代十六烷基三甲胺进行有机包裹制备有机膨润土。

However, the reserves of calcium bentonite is low and the surfactants are expensive, which bring many difficulties to industrialization.

然而，钠基膨润土的储量低，阳离子表面活性剂的价格又比较高，这给有机膨润土的工业使用带来了一定的困难。

Effect of Calcium Bentonite on Growth Performance of Meat-Type Ducks

日粮中膨润土的使用对肉鸭生产性能的影响

Meantime, the study of the modification of calcium bentonite was made.

同时，对钙基膨润土人工钠化进行了研究。