Whitening paper coating compsn. with anionic white toner,申请号DE19893924051-传众专利搜索

发明名称	Whitening paper coating compsn. with anionic white toner
摘要	In whitening paper coating compsn. with anionic white toners, the compsn. is treated in any sequence with whitener (I), water-dispersible cellulose powder (II) or a whitener prepn. of (I)-coated (II) and opt. coating pigment (III), (II) having an average particle size less than 50 microns.
申请公布号	DE3924051(A1)	申请公布日期	1991.01.24
申请号	DE19893924051	申请日期	1989.07.21
申请人	BAYER AG, 5090 LEVERKUSEN, DE	发明人	KOENIG, JOACHIM, DR., 5068 ODENTHAL, DE;BIEBER, WERNER, 5653 LEICHLINGEN, DE;HUNKE, BERNHARD, 5202 HENNEF, DE;MUELLER, FRIEDHELM, DIPL.-CHEM. DR., 5068 ODENTHAL, DE;KRUESEMANN, JOCHEN, DIPL.-ING. (FH), 5653 LEICHLINGEN, DE;SCHUESSLER, ULRICH, DIPL.-CHEM. DR., 5090 LEVERKUSEN, DE
分类号	D21H19/42;D21H21/30	主分类号	D21H19/42
代理机构		代理人
主权项
地址