专利名称：DEWATERING PROCESS 发明人：PARTEN, William, David 申请号：GB1999001724
申请日：19990601
像字的笔顺公开号：WO99/064387P1港澳珠大桥
公开日：
19991216
打开照片专利内容由知识产权出版社提供
摘要：A process for parating a formaldehyde-containing product from a formalin solution comprising formaldehyde, water and methanol, wherein said formaldehyde-containing product contains substantially less water than said formalin solution, comprising distilling said formalin solution in the prence of a water entraining compound, especially methyl propionate or methyl methacrylate. The formaldehyde-containing product is suitable for u in a further process which requires a source of formaldehyde containing a relatively low level of water. One example of such a process is the reaction of methyl propionate with formaldehyde and methanol over a catalyst to produce methyl methacrylate.
申请人：PARTEN, William, David柳桥晚眺
地址：GB,GB
国籍：GB,GB
浅井茶茶十大经典情歌代理机构：WALSH, David, P.
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