专利名称：Continuous process for the manufacture of
organic isocyanates
发明人：BANKWITZ, ROBERT, DR.,GEBAUER,
HERBERT, DR.,KOENIG, CHRISTIAN,DR.,WALDAU, ECKART, DR.
申请号：EP95118607.1申请日：19951127公开号：EP0716079B1公开日：19990210
摘要：The continuous prodn. of organic isocyanates (I) by reacting prim. amines withphosgene in presence of inert organic solvent comprises circulating the reaction mixt.with a bubble column at 60-100 degrees C., the amt. of circulated mixt. (A) (w.r.t. totalamt. of reaction prods. from the amine) and the amt. of amine supplied (B) being in a ratioof (100:1) - (5:1).
申请人：BAYER AG,BAYER AG,BAYER AG
地址：DE
国籍：DE
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