专利名称：Hydrogenation of high contaminated
methylenedianiline
发明人：Ding, Hao,Vedage, Gamini Ananda,Martine,
William R.,Dholakia, Vipul P.
申请号：EP05010749.9申请日：20050518公开号：EP1604972A1公开日：20051214
摘要：This invention relates to a process for the catalytic hydrogenation of impurityladen methylenedianiline feedstocks commonly referred to a MDA-50 and MDA-60. Theprocess for hydrogenating methylenedianiline containing at least 40 % oligomer functionby weight comprises:
申请人：AIR PRODUCTS AND CHEMICALS, INC.
地址：7201 Hamilton Boulevard Allentown, PA 18105-1501 US
国籍：US
代理机构：Teipel, Susanne
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