【摘要】 硫代氨基甲酸酯是一类捕收性能优良的硫化矿捕收剂。根据合成所用的基础原料不同 ,硫代氨基甲酸酯主要有两大类合成方法 :黄药法 (一步催化法、有机卤代物酯化法 )和硫氰酸盐法 (相转移催化法、有机溶剂法 )。详细介绍了各种合成方法的原理和工艺 ,并对其优缺点进行了评述更多还原

【Abstract】 Thionocarbamates are a kind of sulfide collectors with excellent flotating properties.According to different basic materials used in the process of preparation of thionocarbamates,there are mainly two types of synthetic methods:xanthate method(one step catalytic method,organic halide esterification method) and thiocyanide salt method(phase transfer catalytic method,organic solvent method).The principles and arts of all the synthetic methods were introduced in details.Also the advantages and disadvantages of the methods were discussed.更多还原