JPH05505857A - セルロースの酵素的漂白方法 - Google Patents
セルロースの酵素的漂白方法Info
- Publication number
- JPH05505857A JPH05505857A JP91506306A JP50630691A JPH05505857A JP H05505857 A JPH05505857 A JP H05505857A JP 91506306 A JP91506306 A JP 91506306A JP 50630691 A JP50630691 A JP 50630691A JP H05505857 A JPH05505857 A JP H05505857A
- Authority
- JP
- Japan
- Prior art keywords
- cellulose
- added
- bleaching
- aqueous solution
- items
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 51
- 229920002678 cellulose Polymers 0.000 title claims description 29
- 239000001913 cellulose Substances 0.000 title claims description 29
- 238000004061 bleaching Methods 0.000 title claims description 21
- 230000002255 enzymatic effect Effects 0.000 title claims description 5
- 108090000790 Enzymes Proteins 0.000 claims description 15
- 102000004190 Enzymes Human genes 0.000 claims description 15
- 239000007864 aqueous solution Substances 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 12
- OEGPRYNGFWGMMV-UHFFFAOYSA-N (3,4-dimethoxyphenyl)methanol Chemical compound COC1=CC=C(CO)C=C1OC OEGPRYNGFWGMMV-UHFFFAOYSA-N 0.000 claims description 10
- 229920005610 lignin Polymers 0.000 claims description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 239000008139 complexing agent Substances 0.000 claims description 7
- 239000007800 oxidant agent Substances 0.000 claims description 7
- 239000007844 bleaching agent Substances 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 150000002989 phenols Chemical class 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 4
- 239000005708 Sodium hypochlorite Substances 0.000 claims description 4
- 239000000460 chlorine Substances 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims description 4
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 3
- QPCDCPDFJACHGM-UHFFFAOYSA-N N,N-bis{2-[bis(carboxymethyl)amino]ethyl}glycine Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(=O)O)CCN(CC(O)=O)CC(O)=O QPCDCPDFJACHGM-UHFFFAOYSA-N 0.000 claims description 3
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims description 3
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 3
- 229910000366 copper(II) sulfate Inorganic materials 0.000 claims description 3
- 230000000593 degrading effect Effects 0.000 claims description 3
- -1 heme compound Chemical class 0.000 claims description 3
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims description 3
- 229960001922 sodium perborate Drugs 0.000 claims description 3
- YKLJGMBLPUQQOI-UHFFFAOYSA-M sodium;oxidooxy(oxo)borane Chemical compound [Na+].[O-]OB=O YKLJGMBLPUQQOI-UHFFFAOYSA-M 0.000 claims description 3
- 239000000243 solution Substances 0.000 claims description 3
- GJCOSYZMQJWQCA-UHFFFAOYSA-N 9H-xanthene Chemical compound C1=CC=C2CC3=CC=CC=C3OC2=C1 GJCOSYZMQJWQCA-UHFFFAOYSA-N 0.000 claims description 2
- 229920001503 Glucan Polymers 0.000 claims description 2
- 108010029541 Laccase Proteins 0.000 claims description 2
- 108010059820 Polygalacturonase Proteins 0.000 claims description 2
- 235000010323 ascorbic acid Nutrition 0.000 claims description 2
- 229960005070 ascorbic acid Drugs 0.000 claims description 2
- 239000011668 ascorbic acid Substances 0.000 claims description 2
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 claims description 2
- 239000003599 detergent Substances 0.000 claims description 2
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 2
- 229940075933 dithionate Drugs 0.000 claims description 2
- 108010093305 exopolygalacturonase Proteins 0.000 claims description 2
- 239000000194 fatty acid Substances 0.000 claims description 2
- 229930195729 fatty acid Natural products 0.000 claims description 2
- 150000004665 fatty acids Chemical class 0.000 claims description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 2
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 claims description 2
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 229960003330 pentetic acid Drugs 0.000 claims description 2
- 229940001607 sodium bisulfite Drugs 0.000 claims description 2
- 239000004094 surface-active agent Substances 0.000 claims description 2
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 229920001285 xanthan gum Polymers 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 3
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 claims 3
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims 2
- 150000004676 glycans Chemical class 0.000 claims 2
- 229920001282 polysaccharide Polymers 0.000 claims 2
- 239000005017 polysaccharide Substances 0.000 claims 2
- 239000004155 Chlorine dioxide Substances 0.000 claims 1
- 108010054320 Lignin peroxidase Proteins 0.000 claims 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- MXFMIWLDYMJGKF-UHFFFAOYSA-N azane cerium(4+) tetranitrate Chemical compound [N+](=O)([O-])[O-].N.[Ce+4].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-] MXFMIWLDYMJGKF-UHFFFAOYSA-N 0.000 claims 1
- 239000003153 chemical reaction reagent Substances 0.000 claims 1
- 235000019398 chlorine dioxide Nutrition 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 108010002430 hemicellulase Proteins 0.000 claims 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 229910000357 manganese(II) sulfate Inorganic materials 0.000 claims 1
- CSMWJXBSXGUPGY-UHFFFAOYSA-L sodium dithionate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)S([O-])(=O)=O CSMWJXBSXGUPGY-UHFFFAOYSA-L 0.000 claims 1
- 229940075931 sodium dithionate Drugs 0.000 claims 1
- 235000011149 sulphuric acid Nutrition 0.000 claims 1
- 239000000126 substance Substances 0.000 description 8
- 238000000354 decomposition reaction Methods 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 102000001554 Hemoglobins Human genes 0.000 description 1
- 108010054147 Hemoglobins Proteins 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- 108700020962 Peroxidase Proteins 0.000 description 1
- 102000003992 Peroxidases Human genes 0.000 description 1
- 241000222393 Phanerochaete chrysosporium Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 108060008724 Tyrosinase Proteins 0.000 description 1
- 102000003425 Tyrosinase Human genes 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- XMPZTFVPEKAKFH-UHFFFAOYSA-P ceric ammonium nitrate Chemical compound [NH4+].[NH4+].[Ce+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O XMPZTFVPEKAKFH-UHFFFAOYSA-P 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000006911 enzymatic reaction Methods 0.000 description 1
- 238000011067 equilibration Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000002538 fungal effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910000358 iron sulfate Inorganic materials 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 230000001533 ligninolytic effect Effects 0.000 description 1
- 229940099596 manganese sulfate Drugs 0.000 description 1
- 235000007079 manganese sulphate Nutrition 0.000 description 1
- 239000011702 manganese sulphate Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 1
- WJUFSDZVCOTFON-UHFFFAOYSA-N veratraldehyde Chemical compound COC1=CC=C(C=O)C=C1OC WJUFSDZVCOTFON-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
- Detergent Compositions (AREA)
- Medicinal Preparation (AREA)
- Cosmetics (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4008893.6 | 1990-03-20 | ||
| 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 (1)
| Publication Number | Publication Date |
|---|---|
| JPH05505857A true JPH05505857A (ja) | 1993-08-26 |
Family
ID=6402620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP91506306A Pending JPH05505857A (ja) | 1990-03-20 | 1991-03-19 | セルロースの酵素的漂白方法 |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0447673B1 (de) |
| JP (1) | JPH05505857A (de) |
| AT (1) | ATE119593T1 (de) |
| AU (1) | AU641494B2 (de) |
| BR (1) | BR9106411A (de) |
| CA (1) | CA2078345A1 (de) |
| DE (2) | DE4008893A1 (de) |
| DK (1) | DK0447673T3 (de) |
| ES (1) | ES2072965T3 (de) |
| FI (1) | FI924169A0 (de) |
| HU (1) | HUT64119A (de) |
| NO (1) | NO180388C (de) |
| WO (1) | WO1991014823A1 (de) |
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 |
| CN1127523A (zh) * | 1993-06-16 | 1996-07-24 | 汉斯-彼得·考尔 | 多组分漂白系统 |
| BE1007272A3 (fr) * | 1993-07-15 | 1995-05-09 | Solvay | Procede pour le blanchiment d'une pate a papier. |
| EP0652321B1 (de) * | 1993-11-04 | 1998-01-21 | Morton International, Inc. | Bleichen von chemischem Zellstoff |
| 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 |
| DE69726320T2 (de) * | 1997-08-14 | 2004-10-21 | Takashi Watanabe | Chemisches verfahren zur depolymerisation von lignin |
| ID26087A (id) * | 1998-04-16 | 2000-11-23 | Pulp And Paper Res Institusi O | Proses oksidasi untuk oksidasi bubur kayu dan bahan celup |
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 |
| 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 |
| 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 |
| 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 AT AT90125380T patent/ATE119593T1/de active
- 1990-12-22 EP EP90125380A patent/EP0447673B1/de not_active Expired - Lifetime
- 1990-12-22 ES ES90125380T patent/ES2072965T3/es not_active Expired - Lifetime
- 1990-12-22 DE DE59008655T patent/DE59008655D1/de not_active Expired - Fee Related
-
1991
- 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
- 1991-03-19 HU HU922982A patent/HUT64119A/hu unknown
- 1991-03-19 CA CA002078345A patent/CA2078345A1/en not_active Abandoned
- 1991-03-19 JP JP91506306A patent/JPH05505857A/ja active Pending
- 1991-03-19 AU AU75432/91A patent/AU641494B2/en not_active Ceased
-
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 |
|---|---|
| FI924169A (fi) | 1992-09-17 |
| HUT64119A (en) | 1993-11-29 |
| BR9106411A (pt) | 1993-05-04 |
| NO180388B (no) | 1996-12-30 |
| FI924169A0 (fi) | 1992-09-17 |
| DE4008893C2 (de) | 1992-09-03 |
| DE4008893A1 (de) | 1991-09-26 |
| AU7543291A (en) | 1991-10-21 |
| DK0447673T3 (da) | 1995-07-24 |
| CA2078345A1 (en) | 1991-09-21 |
| AU641494B2 (en) | 1993-09-23 |
| EP0447673B1 (de) | 1995-03-08 |
| DE59008655D1 (de) | 1995-04-13 |
| EP0447673A1 (de) | 1991-09-25 |
| NO923601L (no) | 1992-09-16 |
| NO923601D0 (no) | 1992-09-16 |
| ATE119593T1 (de) | 1995-03-15 |
| NO180388C (no) | 1997-04-09 |
| ES2072965T3 (es) | 1995-08-01 |
| HU9202982D0 (en) | 1993-01-28 |
| WO1991014823A1 (de) | 1991-10-03 |
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