发明授权
US5455368A Process for separating off methanol from a mixture of dimethyl carbonate and methanol 失效
从碳酸二甲酯和甲醇的混合物中分离甲醇的方法

Process for separating off methanol from a mixture of dimethyl carbonate
and methanol
摘要:
Methanol can be substantially removed from dimethyl carbonate (DMC)/methanol mixtures by absorption on ion exchange resins. The enriched DMC is obtained as filtrate. The absorption is carried out at from -50.degree. C. to +100.degree. C. and 0.1-10 bar.
信息查询
0/0