Studies on Hydrogenation of Dimethyl Oxalate on Cu/ SiO_2 Catalyst

Taking methanol and maleic anhydride as feed, several catalysts were tested under a given condition to determine the best one according to the selectivity of dimethyl maleate.

在强酸性阳离子交换树脂催化剂的作用下，以甲醇与顺丁烯二酸酐为原料进行催化蒸馏合成顺丁烯二酸二甲酯的研究。

The selectivity of dimethyl maleate was up to 90% based on a complete conversion of maleic anhydride.

顺丁烯二酸酐完全转化时，二甲酯产物选择性达到90%。

Several kinds of cationic exchange resin were evaluated in terms of catalyzing the reaction of methanol and maleic anhydride to produce dimethyl maleate in a fixed-bed reactor.

在固定床反应器上对顺酐与甲醇反应生成顺丁烯二酸二甲酯的催化剂进行了筛选。

Gas Chromatography Analysis of Air and Exhaust Gas Dimethyl Sulfoxide

气相色谱分析空气和废气中二甲基亚砜

Study on a new technology of desalting from crude dimethyl sulfoxide

粗二甲基亚砜除盐新工艺研究

The crystal structure of neodymium chloride with dimethyl sulfoxide

氯化钕与二甲亚砜配合物的晶体结构

Investigation of Nucleation of POM Crystal from Dimethyl Sulfoxide Solution

POM晶体在二甲亚砜溶液中的成核研究

In China, methanol is mainly used in production of formaldehyde, dimethyl terephthalate, pesticide, methyl tert-butyl ether and acetic acid, in which the consumption of methanol in fields of methanol fuel, acetic acid and formaldehyde will be increased rapidly.

我国甲醇主要用于甲醛、对苯二甲酸二甲酯、农药、甲基叔丁基醚、醋酸的生产，我国甲醇消费量增长最快的领域将是燃料甲醇、醋酸和甲醛。

The thermoplastic polyester-ether elastomer ( TPEE) was synthesized with dimethyl terephthalate ( DMT), 1,4-butylene-glycol ( BG), polytetrahydrofuran ( PTMG) as raw materials.

以对苯二甲酸二甲酯（DMT）、1,4-丁二醇（BG）、聚四氢呋喃（PTMG）为主要原料，合成热塑性聚酯弹性体（TPEE）。

Polyether ester ( PEE) antistatic agent for PET fiber was synthesized from dimethyl terephthalate ( DMT), ethylene glycol ( EG) and polyethylene glycol ( PEG).

以对苯二甲酸二甲酯（DMT）、乙二醇（EG）和聚乙二醇（PEG）为原料合成涤纶用聚醚酯型抗静电整理剂（PEE）。

This article provides a process for preparation of farinfrared ceramic functional polyester by means of interrupted stepwise from dimethyl terephthalate, ethylene glycol, farinfrared ceramics powder as modifier.

本论文以对苯二甲酸二甲酯（DMT）、乙二醇（EG）为原料，远红外陶瓷粉作改性剂，采用间歇式聚合方法合成远红外功能聚酯。

The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.

介绍用甲醇醇解法把聚酯或共聚酯解聚成二元酸二甲酯和二元醇。

The synthesis of1,4-cyclohexanedimethanol from dimethyl terephthalate by two-stage liquid-phase hydrogenation was studied.

在高压反应釜中，对苯二甲酸二甲酯经两步催化加氢反应合成了1，4-环己烷：二甲醇。

Simulation kinetics on ester interchange reaction of dimethyl terephthalate with ethylene glycol

对苯二甲酸二甲酯（DMT）与乙二醇（EG）的酯交换反应模拟动力学

Ecological toxicology of Dimethyl phthalate ( DMP) to marine microalgae

邻苯二甲酸二甲酯（DMP）对海洋微藻的生态毒理研究

The cerium doping Ru/ Al_2O_3 catalytic ozonation degradation of dimethyl phthalate

铈掺杂Ru/Al2O3催化臭氧氧化降解邻苯二甲酸二甲酯

Removal effect of Dimethyl Phthalate in water by UV, H_2O_2, O_3 and combination processes and corresponding mechanism analysis

UV、H2O2、O3及其联用工艺对水中DMP的去除效果和降解机理分析

Photodegradation of dimethyl phthalate in water using TiO_2/ pumice

TiO2/浮石光催化降解水中邻苯二甲酸二甲酯

Study on the Degradation of Dimethyl Phthalate in Aqueous Solutions by UV/ O_3

UV/O3氧化邻苯二甲酸二甲酯溶液研究

Process for synthesizing dimethyl phthalate ( DMP) for phthalic anhydride and methanol has developed.

研究以苯酐、甲醇为原料合成邻苯二甲酸二甲酯的方法。