FI924169A0 - Foerfarande foer enzymatisk blekning av cellulosa. - Google Patents
Foerfarande foer enzymatisk blekning av cellulosa.Info
- Publication number
- FI924169A0 FI924169A0 FI924169A FI924169A FI924169A0 FI 924169 A0 FI924169 A0 FI 924169A0 FI 924169 A FI924169 A FI 924169A FI 924169 A FI924169 A FI 924169A FI 924169 A0 FI924169 A0 FI 924169A0
- Authority
- FI
- Finland
- Prior art keywords
- enzymatisk
- blekning
- cellulosa
- addition
- foerfarande foer
- Prior art date
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
- D21C9/1084—Bleaching ; Apparatus therefor with reducing compounds
-
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
-
- 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
- D21C9/1084—Bleaching ; Apparatus therefor with reducing compounds
- D21C9/1089—Bleaching ; Apparatus therefor with reducing compounds with dithionites
-
- 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
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
-
- 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
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
- D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- Paper (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Cosmetics (AREA)
- Detergent Compositions (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4008893A DE4008893A1 (de) | 1990-03-20 | 1990-03-20 | Verfahren zum enzymatischen bleichen von zellstoffen |
PCT/EP1991/000540 WO1991014823A1 (de) | 1990-03-20 | 1991-03-19 | Verfahren zum enzymatischen bleichen von zellstoffen |
Publications (2)
Publication Number | Publication Date |
---|---|
FI924169A FI924169A (fi) | 1992-09-17 |
FI924169A0 true FI924169A0 (fi) | 1992-09-17 |
Family
ID=6402620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI924169A FI924169A0 (fi) | 1990-03-20 | 1992-09-17 | Foerfarande foer enzymatisk blekning av cellulosa. |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP0447673B1 (fi) |
JP (1) | JPH05505857A (fi) |
AT (1) | ATE119593T1 (fi) |
AU (1) | AU641494B2 (fi) |
BR (1) | BR9106411A (fi) |
CA (1) | CA2078345A1 (fi) |
DE (2) | DE4008893A1 (fi) |
DK (1) | DK0447673T3 (fi) |
ES (1) | ES2072965T3 (fi) |
FI (1) | FI924169A0 (fi) |
HU (1) | HUT64119A (fi) |
NO (1) | NO180388C (fi) |
WO (1) | WO1991014823A1 (fi) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4137761A1 (de) * | 1991-05-17 | 1992-11-19 | Call Hans Peter | Verfahren zur delignifizierung von lignocellulosehaltigem material, bleiche und behandlung von abwaessern mittels laccasen mit erweiteter wirksamkeit |
FI914780A0 (fi) * | 1991-10-10 | 1991-10-10 | Valtion Teknillinen | Foerfarande foer entsymatisk behandling av lignocellulosahaltiga material, i synnerhet cellulosamassor. |
CA2115881C (en) * | 1993-02-25 | 2000-05-23 | Michael G. Paice | Non-chlorine bleaching of kraft pulp |
CZ332595A3 (en) * | 1993-06-16 | 1996-05-15 | Call Hans Peter | Multicomponent packaging system |
BE1007272A3 (fr) * | 1993-07-15 | 1995-05-09 | Solvay | Procede pour le blanchiment d'une pate a papier. |
EP0652321B1 (en) * | 1993-11-04 | 1998-01-21 | Morton International, Inc. | Chemical pulp bleaching |
DE19820947B4 (de) * | 1997-05-12 | 2005-12-01 | Call, Krimhild | Enzymatisches Bleichsystem mit neuen enzymwirkungsverstärkenden Verbindungen zum Verändern, Abbau oder Bleichen von Lignin, ligninhaltigen Materialien oder Verändern oder Abbau von Kohle sowie Verfahren unter Verwendung des Bleichsystems |
EP1025305B1 (en) | 1997-08-14 | 2003-11-19 | Takashi Watanabe | Chemical method for lignin depolymerization |
CA2328125C (en) * | 1998-04-16 | 2005-09-27 | Pulp And Paper Research Institute Of Canada | Oxidase process for pulp and dye oxidation |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3110117C2 (de) * | 1981-03-16 | 1983-09-29 | Adolf 5340 St. Gilgen Basler | Herstellung von Cellulose aus Holz oder anderen lignocellulosehaltigen Pflanzen durch mikrobiellen Abbau der Lignocellulose |
US4690895A (en) * | 1985-07-15 | 1987-09-01 | Repligen Corporation | Use of rLDM™ 1-6 and other ligninolytic enzymes in the bleaching of kraft pulp |
US4692413A (en) * | 1985-07-15 | 1987-09-08 | Repligen Corporation | Use of rLDM™ 1-6 and other ligninolytic enzymes for the decolorization of E1 effluent |
US4687741A (en) * | 1985-07-15 | 1987-08-18 | Repligen Corporation | Novel enzymes which catalyze the degradation and modification of lignin |
DE3636208A1 (de) * | 1986-10-24 | 1988-05-05 | Call Hans Peter | Verfahren zur delignifizierung und bleichung von lignicellulosehaltigem bzw. ligninhaltigem material bzw. lignin durch enzymatische behandlung |
ZA894239B (en) * | 1988-06-08 | 1990-03-28 | Int Paper Co | Enzymatic delignification of lignocellulosic material |
-
1990
- 1990-03-20 DE DE4008893A patent/DE4008893A1/de active Granted
- 1990-12-22 DK DK90125380.7T patent/DK0447673T3/da active
- 1990-12-22 EP EP90125380A patent/EP0447673B1/de not_active Expired - Lifetime
- 1990-12-22 DE DE59008655T patent/DE59008655D1/de not_active Expired - Fee Related
- 1990-12-22 AT AT90125380T patent/ATE119593T1/de active
- 1990-12-22 ES ES90125380T patent/ES2072965T3/es not_active Expired - Lifetime
-
1991
- 1991-03-19 JP JP91506306A patent/JPH05505857A/ja active Pending
- 1991-03-19 HU HU922982A patent/HUT64119A/hu unknown
- 1991-03-19 CA CA002078345A patent/CA2078345A1/en not_active Abandoned
- 1991-03-19 AU AU75432/91A patent/AU641494B2/en not_active Ceased
- 1991-03-19 BR BR919106411A patent/BR9106411A/pt not_active Application Discontinuation
- 1991-03-19 WO PCT/EP1991/000540 patent/WO1991014823A1/de active Application Filing
-
1992
- 1992-09-16 NO NO923601A patent/NO180388C/no unknown
- 1992-09-17 FI FI924169A patent/FI924169A0/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0447673A1 (de) | 1991-09-25 |
DE59008655D1 (de) | 1995-04-13 |
NO180388B (no) | 1996-12-30 |
DE4008893C2 (fi) | 1992-09-03 |
FI924169A (fi) | 1992-09-17 |
EP0447673B1 (de) | 1995-03-08 |
WO1991014823A1 (de) | 1991-10-03 |
CA2078345A1 (en) | 1991-09-21 |
NO180388C (no) | 1997-04-09 |
ATE119593T1 (de) | 1995-03-15 |
HUT64119A (en) | 1993-11-29 |
NO923601L (no) | 1992-09-16 |
DE4008893A1 (de) | 1991-09-26 |
AU641494B2 (en) | 1993-09-23 |
BR9106411A (pt) | 1993-05-04 |
JPH05505857A (ja) | 1993-08-26 |
AU7543291A (en) | 1991-10-21 |
ES2072965T3 (es) | 1995-08-01 |
DK0447673T3 (da) | 1995-07-24 |
NO923601D0 (no) | 1992-09-16 |
HU9202982D0 (en) | 1993-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GB | Transfer or assigment of application |
Owner name: LIGNOZYM |
|
FD | Application lapsed |