sulfur and chlorine compounds

In this paper,such technological processes as immersing,vulcanization and oxidization,vulcanization and chlorination are adopted to study the denickeling of spent catalyst from refinery.本文采用浸取法、硫化氧化法、硫化氯化法工艺进行去除废裂化催化剂中镍的研究。w9k汉语字典

Through secondary sulfidation and antichloration,controlling quantity of sodium sulfide to 0.通过二次硫化脱氯反应,第1次硫化脱氯反应中,硫化钠加入量为0。w9k汉语字典

In condensation reaction, the optimal conditions were as follows:n-hexane as solvent,molar ratio of p-t-octylphenol to sulfur dichloride 2:1.以对叔辛基苯酚、二氯化硫、正丁胺和乙酸镍为原料,经缩合、络合两步反应合成了2,2′-硫代双(4-叔辛基苯酚)正丁胺镍。w9k汉语字典

By using conditional experiment,an optimum processing for preparation of sulfur dichloride was reached.以工业硫磺和液氯为主要原料，一步法直接制备二氯化硫。w9k汉语字典

2, 2' - thiobis (p - t - octylphenol)sulfide, an important fine chemical product was prepared in carbon tetrachloride by using sulfur dichloride and p - t - octylphenol under the following conditions: reaction temperature 6-8 ℃, p - t - octylphenol/sulfur 2.以对特辛基苯酚为主要原料，与新制备的二氯化硫在四氯化碳溶剂中反应，合成了２，２’－硫代双对特辛基苯酚（简称硫代双酚）。w9k汉语字典

The investigation of the production technology of sulfur monochloride by direct synthesis;直接合成法一氯化硫生产技术探讨w9k汉语字典

Diisobutyl tetrasulfide was prepared by sulfur monochloride with isobutyl mercaptan in petroleum ether at 0-4℃.以一氯化硫和异丁基硫醇为原料,石油醚作溶剂,在0-4℃下反应45 h,合成了二异丁基四硫,选取最佳 反应摩尔比(异丁基硫酸:氯化硫)为3,产率达到86。w9k汉语字典

Diethyl tetrasulfide was prepared by reacting sulfur monochloride with ethanthiol at 0～5℃ in petroleum ether.以一氯化硫和乙硫醇为原料,石油醚作溶剂,在0～5℃之间反应5h,经缩合合成了二乙基四硫,实验最佳反应摩尔比(乙硫醇∶一氯化硫)为2 1,收率84 0%,产品纯度为89%。w9k汉语字典

Textiles-Test for colour fastness to vulcanizing:Sulphur monochlorideGB/T11043-1989纺织品耐一氯化硫色牢度试验方法w9k汉语字典

Carbon monoxide, chlorine, and sulfur dioxide are examples of these gases.一氧化碳、氯气、二氧化硫就是这些气体的代表。w9k汉语字典

chlorite-bisulphite redox system亚氯酸盐一亚硫酸氢盐氧化还原[引发]体系w9k汉语字典

Chlorination is carried out with Nhaloamines and sulfuric acid.氯化是用N-卤胺和硫酸。w9k汉语字典

The Study of the Conversion between Potassium Sulfate and Sulfuric Acid to Prepare Potassium Sulfate;氯化钾与硫酸转化制取硫酸钾的研究w9k汉语字典

Relationship between Crystallinity of CSM Vulcanizate ?and Vulcanization Time氯磺化聚乙烯硫化胶结晶度与硫化时间的关系w9k汉语字典

a white mineral consisting of magnesium sulphate and potassium chloride; a source of potassium salts; used as a fertilizer.一种白色矿物，由硫酸镁和氯化钾组成，是钾盐的来源，用作肥料。w9k汉语字典

Effects of Curing Systems on the Properties of CR Vulcanizate硫化体系对氯丁橡胶硫化胶性能的影响w9k汉语字典

Research on Leaching Gold from Complex Sulfuration Mine with Chlorine Dioxide;二氧化氯浸出复杂硫化金精矿的研究w9k汉语字典

Study on Chloride Leaching New Technology for PbS Concentrate硫化铅精矿三氯化铁浸出新工艺研究w9k汉语字典

Electrochlorination of Diphenylsulfide and Diphenyloxide with Methylene Chloride二氯甲烷对二苯硫醚及二苯醚的电极氯化反应w9k汉语字典

Development of lead free and ETU free vulcanization System for ECO无铅无乙基硫脲氯醚橡胶硫化体系的开发w9k汉语字典

general methods of test for pigments:determination of water-soluble sulphates, chlorides and nitrates水溶性硫酸盐、氯化物、硝酸盐测定w9k汉语字典

THE REACTION OF 1,3-BIS (CHLOROSILYL)- PROPANES WITH HYDROGEN SULPHIDE1,3-双(氯硅基)丙烷与硫化氢的反应w9k汉语字典

Study on synthesis of 1,3-dichloro-isopropanol catalyzed by zirconium-loaded sulfuric acid硫锆催化合成1,3-二氯-异丙醇的研究w9k汉语字典

study on CSM compound Cured with peroxide过氧化物硫化氯磺化聚乙烯的试验研究w9k汉语字典

Green Synthesis of Dichlorophenylphosphine Sulfide Using Triethylhydrogenammonium Chloride-XAlCl_3 Ionic Liquids as Catalyst;在[Et_3NH]Cl-XAlCl_3离子液体催化下苯基二氯化磷的硫化w9k汉语字典

Characterization of the Peroxide Vulcanized Chlorinated Polyethylene/Nitrile Rubber Blends氯化聚乙烯/丁腈橡胶共混胶的过氧化物硫化w9k汉语字典