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N a salt or ester of any sulphonic acid containing the ion RSO2O– or the group RSO2O–, R being an organic group 磺化
V to introduce a sulphonic acid group, –SO2OH, into (a molecule) 使···磺化
The effects of coal ranks, the temperature for sulphonating re-action, the sulphonating duration, the coal size etc on the characteristics of ions ex-change of sulphonated coal are tested.
实验考察了煤种、 磺化温度、磺化时间、煤粒度等因素对于产物磺化物离子交换活性的影响。
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