发明名称 METHOD OF DYEING PAPER
摘要 a process for dyeing paper in connection with paper manufacture by adding water-soluble anionic dyes and cationic polymers which contain vinylamine units to the paper pulp as fixing agents and removing water from the paper pulp with the formation of dyed paper is described.
申请公布号 CA2143747(C) 申请公布日期 2005.03.22
申请号 CA19932143747 申请日期 1993.09.23
申请人 BASF AKTIENGESELLSCHAFT 发明人 NILZ, CLAUDIA;SENDHOFF, NORBERT;BREITSCHAFT, WALTER;ZILLIG, MANFRED;LORENCAK, PRIMOZ
分类号 D21H17/34;D21H21/28;(IPC1-7):D21H17/72;D21H17/03;D21H17/45 主分类号 D21H17/34
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