AU5224700A - Bleaching activator and process for using the activator - Google Patents
Bleaching activator and process for using the activatorInfo
- Publication number
- AU5224700A AU5224700A AU52247/00A AU5224700A AU5224700A AU 5224700 A AU5224700 A AU 5224700A AU 52247/00 A AU52247/00 A AU 52247/00A AU 5224700 A AU5224700 A AU 5224700A AU 5224700 A AU5224700 A AU 5224700A
- Authority
- AU
- Australia
- Prior art keywords
- activator
- bleaching
- triformic
- opacity
- glycerol
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1026—Other features in bleaching processes
- D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Detergent Compositions (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Cosmetics (AREA)
Abstract
The invention relates to a bleaching activator that can be used to improve the opacity of bleached pulps containing lignin, and to a method for using the activator. The activator is mono-, di- or triformic, acetic or propionic ester of glycerol.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991365A FI107544B (en) | 1999-06-15 | 1999-06-15 | Bleach activator and method for operating the activator |
FI991365 | 1999-06-15 | ||
PCT/FI2000/000534 WO2000077297A1 (en) | 1999-06-15 | 2000-06-14 | Bleaching activator and process for using the activator |
Publications (1)
Publication Number | Publication Date |
---|---|
AU5224700A true AU5224700A (en) | 2001-01-02 |
Family
ID=8554885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU52247/00A Abandoned AU5224700A (en) | 1999-06-15 | 2000-06-14 | Bleaching activator and process for using the activator |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1244842B1 (en) |
AT (1) | ATE257191T1 (en) |
AU (1) | AU5224700A (en) |
CA (1) | CA2374754A1 (en) |
DE (1) | DE60007559D1 (en) |
FI (1) | FI107544B (en) |
NO (1) | NO20016082L (en) |
WO (1) | WO2000077297A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009045628A1 (en) | 2009-10-13 | 2011-04-14 | Henkel Ag & Co. Kgaa | Bleach activators for processes for bleaching cellulosic fibers |
RU2687901C1 (en) | 2015-12-16 | 2019-05-16 | ЭКОЛАБ ЮЭсЭй ИНК. | Compositions of performic acid for purification of membrane filtration systems |
EP3442334B9 (en) | 2016-04-15 | 2023-08-02 | Ecolab USA Inc. | Performic acid biofilm prevention for industrial co2 scrubbers |
EP3554238A4 (en) | 2016-12-15 | 2020-05-27 | Ecolab USA Inc. | Peroxyformic acid compositions for membrane filtration cleaning in energy services |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5927436B2 (en) * | 1979-05-29 | 1984-07-05 | 王子製紙株式会社 | Peroxide bleaching method for wood pulp |
CA2053433C (en) * | 1990-10-19 | 1997-03-25 | Michael Joseph Garvey | Detergent compositions |
GB9302442D0 (en) * | 1993-02-08 | 1993-03-24 | Warwick Int Group | Oxidising agents |
AU1584295A (en) * | 1994-02-07 | 1995-08-21 | Warwick International Group Limited | Pulp bleaching |
-
1999
- 1999-06-15 FI FI991365A patent/FI107544B/en active
-
2000
- 2000-06-14 EP EP00936928A patent/EP1244842B1/en not_active Expired - Lifetime
- 2000-06-14 CA CA002374754A patent/CA2374754A1/en not_active Abandoned
- 2000-06-14 AT AT00936928T patent/ATE257191T1/en not_active IP Right Cessation
- 2000-06-14 WO PCT/FI2000/000534 patent/WO2000077297A1/en active IP Right Grant
- 2000-06-14 AU AU52247/00A patent/AU5224700A/en not_active Abandoned
- 2000-06-14 DE DE60007559T patent/DE60007559D1/en not_active Expired - Lifetime
-
2001
- 2001-12-13 NO NO20016082A patent/NO20016082L/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE60007559D1 (en) | 2004-02-05 |
EP1244842A1 (en) | 2002-10-02 |
EP1244842B1 (en) | 2004-01-02 |
FI107544B (en) | 2001-08-31 |
ATE257191T1 (en) | 2004-01-15 |
CA2374754A1 (en) | 2000-12-21 |
NO20016082D0 (en) | 2001-12-13 |
FI991365A (en) | 2000-12-16 |
WO2000077297A1 (en) | 2000-12-21 |
FI991365A0 (en) | 1999-06-15 |
NO20016082L (en) | 2002-02-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU6212799A (en) | Oxygen bleaching of pulp using an agglomerated bleach activator | |
AU2503195A (en) | Method of sizing and aqueous sizing dispersion | |
AU3292389A (en) | Bleaching cellulose pulp from hardwood using chlorine and enzymes | |
AU2617295A (en) | Method and enzymatic preparation for treatment of cellulose pulps | |
NO972996D0 (en) | Bleaching of Filled Paper | |
AU5224700A (en) | Bleaching activator and process for using the activator | |
AU660435B2 (en) | Method of pretreating lignocellulosic materials prior to alkaline peroxide high yield pulping | |
AU3602295A (en) | Process for delignification and bleaching of chemical wood pulps | |
YU125386A (en) | Process for cellulose treating with rldm(tm)1-6 and other ligninolytic enzymes | |
AU5396200A (en) | Bleaching of lignin and process for producing paper | |
AU2312797A (en) | Oxygen delignification of pulp in two stages | |
AU5892094A (en) | Novel method of bleaching of lignocellulosic pulp using persulphate | |
AU5224500A (en) | Method to improve the opacity of mechanical pulp by using aliphatic peroxyacids and use of peroxyacids to improve opacity | |
AU5056198A (en) | Bleaching of cellulosic pulp with ozone and peracid | |
AU2202188A (en) | Method of bleaching or delignification of cellulose pulp with oxygen | |
FI964306A0 (en) | Oxygen bleaching of cellulose pulps | |
AU2376195A (en) | A method for producing chemicals which can be used for bleaching of pulp to the paper industry | |
AU6325596A (en) | Bleaching of lignocellulosic pulp with ozone and peracid | |
NO941279L (en) | Process for enzymatic treatment of lignocellulosic materials, especially cellulose pulp | |
FI103817B1 (en) | Process for pretreating pulp which is to be bleached with peroxide | |
FI953343A0 (en) | Method for pre-treating peroxide bleached pulp Method for pretreating peroxide bleached pulp | |
AU4778697A (en) | Method for delignification and bleaching of chemical pulp | |
AU8008094A (en) | Process for bleaching of pulp for paper making using hydrogen peroxide |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |