ATE157024T1 - Verfahren zur deliquifizierung und zum bleichen von einem ligenocellulosischen material - Google Patents

Verfahren zur deliquifizierung und zum bleichen von einem ligenocellulosischen material

Info

Publication number
ATE157024T1
ATE157024T1 AT93913166T AT93913166T ATE157024T1 AT E157024 T1 ATE157024 T1 AT E157024T1 AT 93913166 T AT93913166 T AT 93913166T AT 93913166 T AT93913166 T AT 93913166T AT E157024 T1 ATE157024 T1 AT E157024T1
Authority
AT
Austria
Prior art keywords
pct
iii
bleaching
manganese
sec
Prior art date
Application number
AT93913166T
Other languages
English (en)
Inventor
Jean-Francois Boe
Jean-Jacques Girerd
Claude Guignard
Jean-Louis Seris
Jean-Baptiste Verlhac
Original Assignee
Elf Aquitaine
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Elf Aquitaine filed Critical Elf Aquitaine
Application granted granted Critical
Publication of ATE157024T1 publication Critical patent/ATE157024T1/de

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
    • D21C9/1078—Bleaching ; Apparatus therefor with Mn-containing compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
    • B01J31/1805—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing nitrogen
    • B01J31/181—Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine
    • B01J31/1815—Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine with more than one complexing nitrogen atom, e.g. bipyridyl, 2-aminopyridine
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/70—Complexes comprising metals of Group VII (VIIB) as the central metal
    • B01J2531/72—Manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Catalysts (AREA)
AT93913166T 1992-06-22 1993-06-21 Verfahren zur deliquifizierung und zum bleichen von einem ligenocellulosischen material ATE157024T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9207577A FR2692499B1 (fr) 1992-06-22 1992-06-22 Procédé de délignification et de blanchiment d'une matière lignocellulosique.

Publications (1)

Publication Number Publication Date
ATE157024T1 true ATE157024T1 (de) 1997-09-15

Family

ID=9431007

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93913166T ATE157024T1 (de) 1992-06-22 1993-06-21 Verfahren zur deliquifizierung und zum bleichen von einem ligenocellulosischen material

Country Status (12)

Country Link
US (1) US5630906A (de)
EP (1) EP0647158B1 (de)
JP (1) JPH08500856A (de)
AT (1) ATE157024T1 (de)
AU (1) AU671284B2 (de)
BR (1) BR9306591A (de)
CA (1) CA2138797A1 (de)
DE (1) DE69313284D1 (de)
FI (1) FI945990L (de)
FR (1) FR2692499B1 (de)
NZ (1) NZ253184A (de)
WO (1) WO1994000234A1 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2741340B1 (fr) * 1995-11-16 1997-12-26 Elf Aquitaine Procede d'oxydation de substrats organiques en presence de complexes metalliques de ligands tetra-, penta- et hexacoordinants et catalyseurs d'oxydation les contenant
DE19614587A1 (de) * 1996-04-13 1997-10-16 Jaschinski Thomas Dipl Holzw Verfahren und Bleichlösung zum Bleichen von cellulosischen Faserstoffen
DE19620241A1 (de) * 1996-05-20 1997-11-27 Patt R Prof Dr Verfahren zum Delignifizieren von Zellstoffen und Verwendung eines Katalysators
CA2257891A1 (en) * 1996-06-19 1997-12-24 Roelant Mathijs Hermant Bleach activation by an iron catalyst comprising a polydentate ligand containing at least six heteroatoms
CA2248476A1 (en) * 1997-10-01 1999-04-01 Unilever Plc Bleach activation
ES2206853T3 (es) * 1998-11-10 2004-05-16 Unilever N.V. Catalizadores de blanqueo y oxidacion.
EP1008645B1 (de) * 1998-11-10 2004-07-21 Unilever Plc Wasch- und Bleichzusammensetzungen
KR100555040B1 (ko) * 1998-12-29 2006-05-16 주식회사 엘지생활건강 트리스(2-피리딜메틸)아민 망간 착화합물과 이를 함유한 표백제및 표백세제 조성물
BR0005444A (pt) * 1999-11-19 2001-07-03 Praxair Technology Inc Processo para alvejamento de materiais lignocelulósicos
FR2813896A1 (fr) * 2000-09-14 2002-03-15 Atofina Procede de delignification et blanchiment par un oxydant et un catalyseur d'oxydoreduction
US8216809B2 (en) * 2008-12-19 2012-07-10 E I Du Pont De Nemours And Company Organic solvent pretreatment of biomass to enhance enzymatic saccharification
WO2010080489A1 (en) * 2008-12-19 2010-07-15 E. I. Du Pont De Nemours And Company Ozone treatment of biomass to enhance enzymatic saccharification
US20100159515A1 (en) 2008-12-19 2010-06-24 E.I. Du Pont De Nemours And Company Oxidative pretreatment of biomass to enhance enzymatic saccharification
US20100159522A1 (en) * 2008-12-19 2010-06-24 E.I. De Pont De Nemours And Company Organosolv and ozone treatment of biomass to enhance enzymatic saccharification
US9511167B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9512563B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Surface treated modified cellulose from chemical kraft fiber and methods of making and using same
BRPI1012052A2 (pt) 2009-05-28 2017-12-26 Gp Cellulose Gmbh fibras kraft hidrolisadas e quimicamente modificadas e métodos de produção e de branqueamento de fibras kraft
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
US9644042B2 (en) 2010-12-17 2017-05-09 Carnegie Mellon University Electrochemically mediated atom transfer radical polymerization
BR112013030060A2 (pt) 2011-05-23 2018-01-16 Gp Cellulose Gmbh fibras e tábua de madeira resinosa kraft e respectivo método para fabricação de fibra kraft
MY171431A (en) * 2011-06-30 2019-10-14 Nano Green Biorefineries Inc Catalytic biomass conversion
US20140275420A1 (en) 2011-08-22 2014-09-18 Carnegie Mellon University Atom transfer radical polymerization under biologically compatible conditions
CA2860609C (en) 2012-01-12 2021-02-16 Gp Cellulose Gmbh A low viscosity kraft fiber having reduced yellowing properties and methods of making and using the same
WO2013123513A1 (en) * 2012-02-17 2013-08-22 PHARMA, Thinq Use of metalloporphyrins and salen complexes for the catalytic oxidation of organic compounds
US9533297B2 (en) 2012-02-23 2017-01-03 Carnegie Mellon University Ligands designed to provide highly active catalyst complexes
US8871051B2 (en) * 2012-03-21 2014-10-28 Los Alamos National Security, Llc Process for decomposing lignin in biomass
MX364847B (es) 2012-04-18 2019-05-08 Gp Cellulose Gmbh El uso de surfactante para tratar pulpa y mejorar la incorporacion de pulpa kraft en fibra para la produccion de viscosa y otros productos de fibra secundarios.
RU2018117289A (ru) 2013-02-08 2018-10-26 ДжиПи СЕЛЛЬЮЛОУС ГМБХ КРАФТ-ВОЛОКНО ДРЕВЕСИНЫ ХВОЙНЫХ ПОРОД С УЛУЧШЕННЫМ СОДЕРЖАНИЕМ α-ЦЕЛЛЮЛОЗЫ И ЕГО ПРИМЕНЕНИЕ ПРИ ПРОИЗВОДСТВЕ ХИМИЧЕСКИХ ЦЕЛЛЮЛОЗНЫХ ПРОДУКТОВ
RU2671653C2 (ru) 2013-03-14 2018-11-06 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Способ изготовления высокофункционального маловязкого крафтволокна с использованием последовательности кислотного отбеливания и волокно, изготовленное с помощью этого процесса
CN105143547B (zh) 2013-03-15 2018-05-01 Gp 纤维素股份有限公司 具有增高羧基含量的低粘度牛皮纸纤维及其制造和使用方法
US9982070B2 (en) 2015-01-12 2018-05-29 Carnegie Mellon University Aqueous ATRP in the presence of an activator regenerator
AR104939A1 (es) * 2015-06-10 2017-08-23 Chemsenti Ltd Método oxidativo para generar dióxido de cloro
AR104940A1 (es) * 2015-06-10 2017-08-23 Chemsenti Ltd Método para generar dióxido de cloro
AU2017210775B2 (en) 2016-01-28 2021-08-05 Nano-Green Biorefineries Inc. Production of crystalline cellulose
WO2018093697A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
WO2018132582A1 (en) 2017-01-12 2018-07-19 Carnegie Mellon University Surfactant assisted formation of a catalyst complex for emulsion atom transfer radical polymerization processes
CN120041519B (zh) * 2025-02-14 2026-01-27 华南农业大学 一种植物纤维材料拆解试剂及植物纤维材料的拆解转化方法和葡萄糖的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2633925B1 (fr) * 1988-07-06 1990-10-26 Elf Aquitaine Procede d'oxydation par catalyse biomimetique d'alcools benzyliques et de composes apparentes
SE466061B (sv) * 1990-04-23 1991-12-09 Eka Nobel Ab Blekning av kemisk massa genom behandling med foerst ett komplexbildande aemne och sedan ett peroxidinnehaallande aemne
DE69125309T2 (de) * 1990-05-21 1997-07-03 Unilever Nv Bleichmittelaktivierung
US5153161A (en) * 1991-11-26 1992-10-06 Lever Brothers Company, Division Of Conopco, Inc. Synthesis of manganese oxidation catalyst

Also Published As

Publication number Publication date
AU4333393A (en) 1994-01-24
FI945990A0 (fi) 1994-12-21
FR2692499B1 (fr) 1994-08-26
FR2692499A1 (fr) 1993-12-24
FI945990A7 (fi) 1995-02-21
FI945990L (fi) 1995-02-21
NZ253184A (en) 1995-09-26
DE69313284D1 (de) 1997-09-25
EP0647158B1 (de) 1997-08-20
US5630906A (en) 1997-05-20
CA2138797A1 (fr) 1994-01-06
WO1994000234A1 (fr) 1994-01-06
AU671284B2 (en) 1996-08-22
JPH08500856A (ja) 1996-01-30
BR9306591A (pt) 1998-12-08
EP0647158A1 (de) 1995-04-12

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