【摘要】 研究了褐煤制备磺化煤的方法 ,同时研究了磺化温度、磺化时间、酸煤比等因素对产物磺化煤的离子交换活性的影响更多还原

【Abstract】 An experimental study was made on the method of preparing sulphonated coal. Influence factors such as the sulphonation temperature, sulphonation time and acid-to-coal rate on the ion-exchange activity of produced sulphonated coal were also studied.更多还原