公开(公告)号：BR8102482A

公开(公告)日：1982-01-05

申请号：BR8102482

申请日：1981-04-24

Applicant: HOECHST AG

Inventor： SMERZ O ,  ADRIAN K ,  MARTINI T ,  BILLENSTEIN S

IPC: C11D1/72 ,  C11D3/39 ,  D06L3/02 ,  D06L4/12 ,  D06M1/02

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：ZA8001926B

公开(公告)日：1981-03-25

申请号：ZA8001926

申请日：1980-04-01

Applicant: HOECHST AG

Inventor： ROESCH G ,  ADRIAN K

IPC: C11D7/54 ,  D06L1/14 ,  D06L3/02 ,  D06L

CPC classification number: D06L1/14

公开(公告)号：ZA812711B

公开(公告)日：1982-05-26

申请号：ZA812711

申请日：1981-04-24

Applicant: HOECHST AG

Inventor： SMERZ O ,  MARTINI T ,  BILLENSTEIN S ,  ADRIAN K

IPC: C11D1/72 ,  C11D3/39 ,  D06L3/02 ,  D06L4/12 ,  D06L ,  C11D

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：ZA8102711B

公开(公告)日：1982-05-26

申请号：ZA8102711

申请日：1981-04-24

Applicant: HOECHST AG

Inventor： SMERZ O ,  MARTINI T ,  BILLENSTEIN S ,  ADRIAN K

IPC: C11D1/72 ,  C11D3/39 ,  D06L3/02 ,  D06L ,  C11D

CPC classification number: C11D3/394 ,  C11D1/721 ,  D06L4/12

公开(公告)号：ZA801926B

公开(公告)日：1981-03-25

申请号：ZA801926

申请日：1980-04-01

Applicant: HOECHST AG

Inventor： ROESCH G ,  ADRIAN K

IPC: C11D7/54 ,  D06L1/14 ,  D06L3/02 ,  D06L

公开(公告)号：BR8002007A

公开(公告)日：1980-12-23

申请号：BR8002007

申请日：1980-04-01

Applicant: HOECHST AG

Inventor： ADRIAN K ,  ROSCH G

IPC: C11D7/54 ,  D06L1/14 ,  D06L3/02 ,  D06L3/00