ATE193910T1 - Qxidativbleichen von zellstoff mit vanadium- substituieren polyoxometallen - Google Patents

Qxidativbleichen von zellstoff mit vanadium- substituieren polyoxometallen

Info

Publication number
ATE193910T1
ATE193910T1 AT93920377T AT93920377T ATE193910T1 AT E193910 T1 ATE193910 T1 AT E193910T1 AT 93920377 T AT93920377 T AT 93920377T AT 93920377 T AT93920377 T AT 93920377T AT E193910 T1 ATE193910 T1 AT E193910T1
Authority
AT
Austria
Prior art keywords
pulp
qxidative
polyoxometals
bleaching
vanadium
Prior art date
Application number
AT93920377T
Other languages
English (en)
Inventor
Ira R Weinstock
Craig L Hill
Original Assignee
Us Agriculture
Univ Emory
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 Us Agriculture, Univ Emory filed Critical Us Agriculture
Application granted granted Critical
Publication of ATE193910T1 publication Critical patent/ATE193910T1/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
    • D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
    • 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
    • D21C9/1063—Bleaching ; Apparatus therefor with compounds not otherwise provided for, e.g. activated gases

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AT93920377T 1992-08-28 1993-08-27 Qxidativbleichen von zellstoff mit vanadium- substituieren polyoxometallen ATE193910T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/937,634 US5302248A (en) 1992-08-28 1992-08-28 Delignification of wood pulp by vanadium-substituted polyoxometalates
PCT/US1993/008068 WO1994005849A1 (en) 1992-08-28 1993-08-27 Oxidative bleaching of wood pulp by vanadium-substituted polyoxometalates

Publications (1)

Publication Number Publication Date
ATE193910T1 true ATE193910T1 (de) 2000-06-15

Family

ID=25470192

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93920377T ATE193910T1 (de) 1992-08-28 1993-08-27 Qxidativbleichen von zellstoff mit vanadium- substituieren polyoxometallen

Country Status (12)

Country Link
US (5) US5302248A (de)
EP (1) EP0659222B1 (de)
JP (1) JP3169020B2 (de)
AT (1) ATE193910T1 (de)
BR (1) BR9306952A (de)
CA (1) CA2143824A1 (de)
DE (1) DE69328870T2 (de)
ES (1) ES2149211T3 (de)
FI (1) FI109036B (de)
PT (1) PT659222E (de)
WO (1) WO1994005849A1 (de)
ZA (1) ZA936200B (de)

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US5549789A (en) * 1992-08-28 1996-08-27 The United States Of America As Represented By The Secretary Of Agriculture Oxidation of lignin and polysaccharides mediated by polyoxometalate treatment of wood pulp
DE19530786A1 (de) 1995-08-22 1997-02-27 Hoechst Ag Bleichmittelzusammensetzung enthaltend Polyoxometallate als Bleichkatalysator
JP3698178B2 (ja) * 1995-09-22 2005-09-21 三菱瓦斯化学株式会社 製紙用化学パルプの漂白方法
AU9221398A (en) * 1997-09-05 1999-03-22 Emory University Transition-metal substituted tungstoaluminate complexes for delignification and waste mineralization
BR9910866A (pt) * 1998-06-02 2001-10-30 Us Health Método para a deslignificação seletiva demateriais lignocelulósicos
US6074437A (en) * 1998-12-23 2000-06-13 Unilever Home & Personal Care Usa, Division Of Conopco, Inc. Bleaching with polyoxometalates and air or molecular oxygen
WO2000071247A1 (en) * 1999-05-26 2000-11-30 Emory University Equilibrated tungsten-based polyoxometalate-catalyst systems
US6551451B2 (en) 1999-12-23 2003-04-22 Pulp And Paper Research Institute Of Canada Method for determining liquid content in chemical pulps using ramen spectrometry
DE60018208T2 (de) * 1999-12-23 2006-01-12 Pulp And Paper Research Institute Of Canada Bestimmung der kappa-nummer in chemischem zellstoff durch ramanspektroskopie
US8262850B2 (en) * 2003-09-23 2012-09-11 International Paper Company Chemical activation and refining of southern pine kraft fibers
US7242576B2 (en) * 2004-01-08 2007-07-10 Apple Inc. Quick release structures for a computer
ES2521067T3 (es) 2005-05-02 2014-11-12 International Paper Company Materiales lignocelulósicos y productos hechos a partir de los mismos
IN266777B (de) * 2006-03-24 2015-06-01 Acal Energy Ltd
CH702124B1 (de) * 2007-03-02 2011-05-13 Eth Zuerich Verfahren zum Abbau von Lignin.
US8148579B2 (en) * 2007-06-12 2012-04-03 Cps Biofuels, Inc. Production of gasoline from fermentable feedstocks
MD4014C2 (ro) * 2009-04-23 2010-09-30 Татьяна ГУЦУЛ Complecşi polioxometalaţi cu activitate antitumorală
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
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
ES2752755T3 (es) 2009-05-28 2020-04-06 Gp Cellulose Gmbh Celulosa modificada de fibra química kraft y métodos de producción y uso de la misma
DE102011077232B4 (de) 2010-09-17 2021-09-09 Jbach Gmbh Verfahren zur katalytischen Erzeugung von Ameisensäure
FR2969668B1 (fr) * 2010-12-23 2013-01-04 Arkema France Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active
AU2012268700B2 (en) 2011-05-23 2017-02-02 Gp Cellulose Gmbh Softwood kraft fiber having improved whiteness and brightness and methods of making and using the same
MX366988B (es) 2012-01-12 2019-08-01 Gp Cellulose Gmbh Fibra kraft de baja viscosidad que tiene propiedades de amarillez reducida, y metodos para prepararla y usarla.
WO2013146155A1 (ja) * 2012-03-26 2013-10-03 三菱樹脂株式会社 塗布フィルム
EP3495550A1 (de) 2012-04-18 2019-06-12 GP Cellulose GmbH Verwendung eines tensids zur behandlung von pulpe und zur verbesserung der aufnahme von kraft-pulpe in fasern zur herstellung von viskose und anderen sekundären faserprodukten
MX365675B (es) 2013-02-08 2019-06-10 Gp Cellulose Gmbh Fibra kraft de madera blanda que tiene un contenido mejorado de a-celulosa, y su uso en la produccion de productos de celulosa quimica.
EP2971334A2 (de) 2013-03-14 2016-01-20 GP Cellulose GmbH Verfahren zur herstellung hochfunktioneller, niedrigviskoser kraftfasern mittels eines sauren bleichsequenz und nach diesem verfahren hergestellte faser
CA2901915A1 (en) 2013-03-15 2014-09-18 Gp Cellulose Gmbh A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
AT514558B1 (de) * 2013-09-11 2015-02-15 Mondi Ag Wasserlösliches, ungebleichtes Sackpapier sowie Papiersack
WO2015063763A1 (en) 2013-10-29 2015-05-07 Yeda Research And Development Co. Ltd. Catalytic formation of carbon monoxide (co) and hydrogen (h2) from biomass
DK3048092T3 (da) * 2015-01-26 2017-07-31 Jbach Gmbh Fremgangsmåde til katalytisk fremstilling af myresyre ved et oxygenpartialtryk under 1 Bar og regenerering af katalysatoren anvendt deri
DE102015111700A1 (de) 2015-07-17 2017-01-19 Günter Besold Verfahren zum oxidativen, katalytischen Abbau von Biomasse
JP6727608B2 (ja) * 2016-06-15 2020-07-22 株式会社エー・シー・イー シリコンウェーハの表面処理方法
WO2018093697A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
CN116397456B (zh) 2017-03-21 2025-12-19 国际纸业公司 气味控制纸浆组合物
CN107151931B (zh) * 2017-06-30 2019-01-25 陕西科技大学 一种用杂多酸提高粘胶纤维用溶解浆反应性能的方法
WO2019139649A2 (en) 2017-09-25 2019-07-18 Northeastern University Biologically-inspired compositions that enable visible through infrared color changing compositions
US11464719B2 (en) * 2017-09-25 2022-10-11 Northeastern University Cosmetic and dermatological compositions
CN109235106B (zh) * 2018-09-12 2021-07-06 陕西科技大学 一种强化杂多酸处理提升溶解浆反应性能的方法
EP4671230A1 (de) 2024-06-27 2025-12-31 LigPOMMem GmbH Verfahren zur herstellung von monoaromat-derivaten durch oxidative depolymerisierung von lignin, polyoxometallat-katalysator und dessen verwendung bei dem verfahren zur herstellung von monoaromat-derivaten

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Publication number Priority date Publication date Assignee Title
US2779656A (en) * 1953-06-16 1957-01-29 Du Pont Bleaching of kraft pulp
SE363138B (de) * 1968-06-13 1974-01-07 Air Liquide Sa Etude Exploit P
US4039374A (en) * 1975-08-29 1977-08-02 Union Camp Corporation Bleaching of cellulosic pulp fibers with chlorine dioxide in the presence of a vanadium compound
US4283301A (en) * 1980-07-02 1981-08-11 The Procter & Gamble Company Bleaching process and compositions
CA1188485A (en) * 1982-03-25 1985-06-11 Kien L. Nguyen Alkali regeneration process
US4931207A (en) * 1984-01-27 1990-06-05 The Clorox Company Bleaching and bluing composition and method
US4773966A (en) * 1986-09-29 1988-09-27 Regents Of The University Of Minnesota Oxidative degradation of lignin with inorganic metal complexes
US4864041A (en) * 1987-02-04 1989-09-05 Emory University Transition metal-substituted polyoxometalates as catalysts for homogenous liquid-phase organic oxidation processes
US5077394A (en) * 1987-04-17 1991-12-31 Sandoz Ltd. Porphyrins and uses thereof
US4892941A (en) * 1987-04-17 1990-01-09 Dolphin David H Porphyrins
US4839008A (en) * 1987-06-10 1989-06-13 Emory University Homogeneous catalytic photochemical functionalization of alkanes by polyoxometalates
US5041142A (en) * 1990-03-23 1991-08-20 Lever Brothers Company, Division Of Conopco Inc. Peroxymetallates and their use as bleach activating catalysts

Also Published As

Publication number Publication date
PT659222E (pt) 2000-12-29
WO1994005849A1 (en) 1994-03-17
US5695606A (en) 1997-12-09
DE69328870D1 (de) 2000-07-20
US5695605A (en) 1997-12-09
US5552019A (en) 1996-09-03
DE69328870T2 (de) 2001-02-08
JP3169020B2 (ja) 2001-05-21
FI950903A0 (fi) 1995-02-28
ES2149211T3 (es) 2000-11-01
BR9306952A (pt) 1999-01-12
US5302248A (en) 1994-04-12
EP0659222B1 (de) 2000-06-14
US5824189A (en) 1998-10-20
JPH08503028A (ja) 1996-04-02
FI109036B (fi) 2002-05-15
CA2143824A1 (en) 1994-03-17
ZA936200B (en) 1994-06-03
FI950903L (fi) 1995-02-28
EP0659222A4 (de) 1997-01-08
EP0659222A1 (de) 1995-06-28

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