【摘要】 通过正交实验法,对造纸黑液加压磺甲基化制备水煤浆添加剂进行了研究,提出了一种新的全面评价水煤浆性能的方法。通过数据分析,得出的优工艺条件是:100ml黑液(浓度20％),磺化剂15g,甲基化剂20ml,反应温度100℃,时间6h。更多还原

【Abstract】 The pressurized sulfonation and methylation process of utilizing black liquor to prepare additive for CWM is studied by cross test and a new method of performance evaluation for CWM is given. Based on the experiment , the optimum reaction conditions are: adding sulphonating agent 15 g, methylating agent 20 ml, temp. at 100 ℃; time for 6 h.更多还原