公开(公告)号：BR8004478A

公开(公告)日：1981-01-27

申请号：BR8004478

申请日：1980-07-18

Applicant: HOECHST AG

Inventor： PROBST H ,  MARTINI T ,  FRUHBEIS H ,  ERCKEL R ,  ROSCH C

IPC: C09B57/00 ,  C09B67/22 ,  D06L3/12 ,  D06L4/65 ,  D06P1/00 ,  D06P3/52

Abstract: Mixtures of optical brighteners consisting of 5 to 95 parts by weight of a mixture consisting of 0 to 80% by weight of the compound of the formula 1 (1) 20 to 100% by weight of the compound of the formula 2 (2) and 0 to 80% by weight of the compound of the formula 3 (3) and 95 to 5% by weight of one or more other optical brighteners.