专利名称：Dyeing of paper
发明人：Claudia Nilz,Norbert Sendhoff,Walter
Breitschaft,Manfred Zillig,Primoz Lorencak
申请号：US08/397060申请日：19950315公开号：US05554261A公开日：19960910
摘要：A process for dyeing paper in connection with paper manufacture by addingwater-soluble anionic dyes and cationic polymers which contain vinylamine units to thepaper pulp as fixing agents and removing water from the paper pulp with the formationof dyed paper is described.
申请人：BASF AKTIENGESELLSCHAFT
代理机构：Oblon, Spivak, McClelland, Maier & Neustadt, P
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