发明名称 VERFAHREN ZUR VERBESSERUNG VON WEISSGRAD, HELLIGKEIT UND FARBORT VON HOLZFASERSTOFFEN
摘要 Addition of photosensitising compounds to wood fibre substances and mixtures thereof in order to improve their degree of whiteness, their brightness and their colour location, and the fibrous substances obtained thereby, and their use.
申请公布号 AT139280(T) 申请公布日期 1996.06.15
申请号 AT19930810632T 申请日期 1993.09.06
申请人 CIBA-GEIGY AG 发明人 VON RAVEN, AXEL, DR.
分类号 D21C9/00;D06L3/12;D06P1/26;D06P1/46;D21C9/10;D21H21/30 主分类号 D21C9/00
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