The dehydrating agent and the dehydrating condition on removal of trace water in the synthetic solution of triethyl orthoformate were investigated.
研究了原甲酸三乙酯一步法合成反应中脱除微量水分的脱水剂和脱水条件,通过正交实验确定了脱水的最优化工艺条件。
Reaction was carried out in a Soxhlet extracting set,with paratoluenesulfonic acid as catalyst and CaO,molecular sieve type 3A or MgSO_4 as dehydrating agent.
以3-羟基丁酸和乙醇为原料,在对甲苯磺酸的催化下分别以氧化钙、3A分子筛、无水硫酸镁为脱水剂,采用索氏提取器进行回流脱水合成3-羟基丁酸乙酯。
Experimental study on enhanced deaquation process for extra-heavy crude oil using dehydrant;
采用脱水剂强化超稠油脱水的实验研究
DMF refining by molecular sieve as dehydrant;
以分子筛为脱水剂精制DMF
Hybrid catalysts composed of JC207 methanol synthesized catalyst and dehydrant (HZSM-5 zeolite or γ-Al2O3) were prepared for the synthesis of dimethyl ether (DME).
采用甲醇合成催化剂JC207和固体酸脱水剂(HZSM-5分子筛或γ-Al2O3)混合制得合成二甲醚双功能催化剂,并在固定床反应装置中进行了活性评价,考察了固体酸脱水剂的酸性对一步法合成二甲醚的影响。
Study and application of super heavy oil pre-dehydrant;
超稠油预脱水剂的研究与应用
Analysis of technological process of the solvent dehydration system in PTA plant;
PTA装置中溶剂脱水系统工艺流程浅析
Application of macromolecular pre-dehydrant in oil and gas gathering process
高分子预脱水剂在油气集输中的应用
a glassy solid acid ([HPO3]n) often used as a dehydrating agent.
一种玻璃状的固体酸（HPO；n），通常用作脱水剂。
liquid desiccant dehydration tank
用液体干燥剂的脱水槽
catalyst for ethanol delydration to ethylene
乙醇脱水制乙烯催化剂
Research on Hydrogen Peroxide Stabilizer in the Paint Remover System
适用于脱漆剂体系中双氧水的稳定剂研究
demolding agent
混凝土模制的水分散脱模剂
Study on Purification of Small Amount of Water from Organic Solvent by Adsorption;
吸附法脱除有机溶剂中微量水的研究
Study on Semi-Dry Flue GAS Desulfurization ASH as Cement Retarder
半干法脱硫灰用作水泥缓凝剂的研究
Research on Desilication Agent and Processing Parameter of High Phosphorus Hot Metal
高磷铁水脱硅粉剂和工艺参数的研究
Kinetics of Ethanol Dehydration over Industrial Catalyst γ-Al_2O_3
工业氧化铝催化剂上乙醇脱水动力学
Desulfurization technology by using Mg+CaO powder injection in hot metal ladle
铁水包喷吹Mg+CaO粉剂脱硫技术
Simulation and optimization of azeotropic distillation of the solvent dehydration column
溶剂脱水塔共沸精馏过程模拟与优化
The Application of Microbial Flocculants in Sludge Dewatering of Municipal Sewage Plant
微生物絮凝剂在城市污水厂污泥脱水中的应用
"Related products include antiperspirants, mouthwashes, depilatories, astringents, and Bath crystals. "
以及防汗剂、漱口水、脱毛剂、指甲油、收敛剂和浴晶等。
Study on Preparation of Hydration Sorbent of Fly ash/Ca(OH)2 and the Effect of the Desulfurization;
飞灰/Ca(OH)_2水合脱硫剂制备及脱硫效果实验研究
Synthesis of the CuO Nanoparticle Desulfurizor and the Preformance Research for Odor Control in WWTP;
纳米CuO脱硫剂制备及在污水厂臭气处理中脱臭性能研究
Study on the Decolourization of Printing and Dyeing Waste Water in Textile Using Stove-ash;
用炉灰脱色剂对还原蓝分散红印染废水的脱色处理研究
Study on Blowing Reagent Accelerating Applied to Stripping and Absorbing Wastewater Containing Ammonia by Coal Gas
吹脱助剂在煤气吹脱解吸含氨废水中的应用研究