公开(公告)号：DE3161689D1

公开(公告)日：1984-01-26

申请号：DE3161689

申请日：1981-04-15

Applicant: HOECHST AG

Inventor： SMERZ OTTO DR ,  MARTINI THOMAS DR ,  BILLENSTEIN SIEGFRIED DR ,  ADRIAN KLAUS

IPC: C11D1/72 ,  C11D3/39 ,  D06L3/02 ,  D06L4/12

Abstract: A process for the bleaching of cellulose in an alkaline peroxide bleaching bath in the presence of a compound of the formula wherein R is C6-C22-alkyl, C6-C22-alkenyl or C6-C22-alkylaryl, n is a number of from 5 to 50, and X is ethylene or propylene; the ether chain (X-O)n consisting entirely of ethoxy units or contains n/5 isopropoxy units at most.

公开(公告)号：ZA832228B

公开(公告)日：1983-12-28

申请号：ZA832228

申请日：1983-03-29

Applicant: HOECHST AG

Inventor： ADRIAN KLAUS ,  ROESCH GUENTER

IPC: D06L1/14 ,  D06L

公开(公告)号：CA1148704A

公开(公告)日：1983-06-28

申请号：CA376182

申请日：1981-04-24

Applicant: HOECHST AG

Inventor： SMERZ OTTO ,  MARTINI THOMAS ,  BILLENSTEIN SIEGFRIED ,  ADRIAN KLAUS

IPC: C11D1/72 ,  C11D3/39 ,  D06L3/02 ,  D06L4/12

Abstract: HOE 80/F 082 Use of alkylpolyglycol-tert.-butyl ether as bleaching auxiliary and bleaching baths containing this agent of the disclosure: A process for the bleaching of cellulose in an alkaline peroxide bleaching bath in the presence of a compound of the formula wherein R is C6-C22-alkyl, C6-C22-alkenyl or C6-C22-alkyl-aryl, n is a number of frorn 5 to 50, and X is ethylene or propylene; the ether chain (X-O)n consisting entirely of ethoxy units or contains n/5 isopropoxy units at most.