发明名称 PROCESS FOR MANUFACTURING BISPHENOLS
摘要 Bisphenols of virtually any degree of purity are obtained by crystallisation from hydrocarbons with a boiling point of over 200 DEG C, possibly after the phenol has been distilled off in the presence of the aforementioned solvents.
申请公布号 WO9105755(A1) 申请公布日期 1991.05.02
申请号 WO1990CH00241 申请日期 1990.10.15
申请人 OWAFIN AG 发明人 BILLER, EFIM
分类号 C07C37/68;C07C37/84;C07C39/16 主分类号 C07C37/68
代理机构 代理人
主权项
地址