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- melalloeene calalyst 茂金属催化剂
- This paper expounds how pressure and chlorine inflnence the oxidatius condensation of Methane and discusses how to heighten calalyst efficiency, etc. 阐述了压力和氯对甲烷氧化缩合的影响,并且讨论了如何提高催化剂效率等问题。
- methylthio) -propyl acetate was prepared by esterification of 3 -(methylthio) -propano! and acetic anhydride at the presence of sodium acetate as the calalyst. 以乙酸钠为催化剂,3-甲硫基丙醇和乙酸酐为原料,合成了食用香料乙酸3-甲硫基丙醇酯。
- 3 -(methylthio) -propyl acetate was prepared by esterification of 3 -(methylthio) -propano! and acetic anhydride at the presence of sodium acetate as the calalyst. 以乙酸钠为催化剂,3-甲硫基丙醇和乙酸酐为原料,合成了食用香料乙酸3-甲硫基丙醇酯。
- high temperature shift calalyst 高温变换催化剂
- Calalyst 催化剂
- phase-transfer calalyst 相转移催化剂; 相转移触媒
- zeolite cracking calalyst 沸石裂化催化剂
