Rapid Determination of Zirconium Oxide Content in Zirconium Sulfate with EDTA Compleximetry 氧化锌-氧化锆催化剂EDTA络合滴定法快速测定硫酸锆中氧化锆含量
The properties, manufacturing technique and application of zirconium basic sulfate and zirconium basic carbonate were surveyed. 综述了硫酸锆、碳酸锆产品的性质、生产技术及应用;
Esterification on Silica Supported Zirconium Sulfate Solid Acid Catalyst SiO2负载硫酸锆固体酸催化酯化反应
Theoretical Study on the Reaction Mechanism of Synthesis of 2-Ethoxyethanol Acetate by Layered Zirconium Sulfate Tetrahydrate 层状四水硫酸锆催化合成乙二醇单乙醚醋酸酯反应机理的理论研究
The yield of cyclohexene was 68.29% with zirconium sulfate as catalyst and fractionation reaction for 60 min. The property of repeat utilization of zirconium sulfate was better than that of potassium hydrogen sulfate. 其中硫酸锆催化效果更好,在最佳用量下,分馏反应60min,产物收率可达68.29%,且催化剂的重复使用性能较好。
Theoretical Study of the Surface Structure of Silica-supported Zirconium Sulfate 硅胶负载型硫酸锆表面相结构的理论研究
Study of Zirconium Sulfate Production Process 硫酸锆生产工艺研究
Study on layered structure, intercalation and catalytic performance of zirconium sulfate tetrahydrate Zr(SO4)2·4H2O的层状结构、插层及催化性能
The binding morphology of crystal water with zirconium sulfate in the structure of tetrahydrate and the kinetic behavior of decomposition of zirconium sulfate have been investigated by means of temperature programmed decomposition ( TPDE) and thermogravimetry differential thermal analysis ( TG-DTA). 利用程序升温分解(TPDE)及热重-差热分析(TG-DTA)这两种程序升温动态分析手段,对四水硫酸锆结晶水的结合特征及热分解动力学行为进行了效详细的研究。
In the third chapter, a rapid and efficient method for the synthesis of coumarins from phenols with ethyl acetoacetate or methyl acetoacetate is described in the presence of zirconium sulfate tetrahydrate-silica gel under microwave irradiation. 第三部分:该部分介绍了微波辐射硅胶负载的四水硫酸锆催化,酚与乙酰乙酸甲酯或乙酰乙酸乙酯作用合成香豆素的方法。