Verfahren zum Färben von Papier,申请号DE19924233040-传众专利搜索

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发明名称	Verfahren zum Färben von Papier
摘要	Described is a method of dyeing paper during the paper-manufacturing process by the addition of water-soluble anionic dyes and cationic polymers containing vinylamine units as fixing agents to the pulp and removing the water from the pulp to form dyed paper.
申请公布号	DE4233040(A1)	申请公布日期	1994.04.07
申请号	DE19924233040	申请日期	1992.10.01
申请人	BASF AG, 67063 LUDWIGSHAFEN, DE	发明人	NILZ, CLAUDIA, DR., 6701 ROEDERSHEIM-GRONAU, DE;SENDHOFF, NORBERT, DR., 6718 GRUENSTADT, DE;BREITSCHAFT, WALTER,DR., 6700 LUDWIGSHAFEN, DE;ZILLIG, MANFRED, 6800 MANNHEIM, DE;LORENCAK, PRIMOZ, DR., 6700 LUDWIGSHAFEN, DE
分类号	D21H17/34;D21H21/28;(IPC1-7):D21H21/28;D06P1/54;D21H17/45	主分类号	D21H17/34
代理机构		代理人
主权项
地址

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