公开(公告)号：CA1136356A

公开(公告)日：1982-11-30

申请号：CA335590

申请日：1979-09-13

Applicant: HOECHST AG

Inventor： GUENTHER DIETER ,  ERCKEL RUEDIGER ,  ROOESCH GUENTER ,  PROBST HEINZ

IPC: C09B57/00 ,  C09B69/00 ,  D06L3/12 ,  C11D3/42

Abstract: HOE 78/F 182 MIXTURES OF OPTICAL BRIGHTENERS AND THEIR USE FOR THE OPTICAL BRIGHTENING of the disclosure: Mixtures of optical brighteners consisting of from a) 0.98 to 0.50 part by weight of a mixture consisting of from 0.05 to 0.95 part by weight of a brightener of the series of the benzoxazolyl-stilbenes and of from 0.95 to 0.05 part by weight of a brightener of the series of the aryltriazoles and b) of from 0.02 to 0.5 part by weight of a brightener of the series of the bis-benzoxazolyl-stilbe-nes or of the bis-benzothiazolyl-stilbenes.