FI955622A0 - Chlorine-free organosolv masses - Google Patents

Chlorine-free organosolv masses

Info

Publication number
FI955622A0
FI955622A0 FI955622A FI955622A FI955622A0 FI 955622 A0 FI955622 A0 FI 955622A0 FI 955622 A FI955622 A FI 955622A FI 955622 A FI955622 A FI 955622A FI 955622 A0 FI955622 A0 FI 955622A0
Authority
FI
Finland
Prior art keywords
organosolv
masses
chlorine
free
organosolv masses
Prior art date
Application number
FI955622A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI955622A (en
Inventor
Malcolm Cronlund
Jairo H Lora
Jeanne Powers
Uday Singh
Original Assignee
Alcell Tech Inc
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 Alcell Tech Inc filed Critical Alcell Tech Inc
Publication of FI955622A0 publication Critical patent/FI955622A0/en
Publication of FI955622A publication Critical patent/FI955622A/en

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
    • D21C9/147—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
    • D21C9/1057—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
    • D21C9/147—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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI955622A 1994-11-23 1995-11-22 Chlorine-free organosolv masses FI955622A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34417094A 1994-11-23 1994-11-23

Publications (2)

Publication Number Publication Date
FI955622A0 true FI955622A0 (en) 1995-11-22
FI955622A FI955622A (en) 1996-05-24

Family

ID=23349348

Family Applications (1)

Application Number Title Priority Date Filing Date
FI955622A FI955622A (en) 1994-11-23 1995-11-22 Chlorine-free organosolv masses

Country Status (7)

Country Link
EP (1) EP0716182A3 (en)
JP (1) JPH08260371A (en)
AU (1) AU3900295A (en)
BR (1) BR9505502A (en)
CA (1) CA2163389A1 (en)
FI (1) FI955622A (en)
ZA (1) ZA959906B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0863113A1 (en) * 1997-03-07 1998-09-09 Akzo Nobel N.V. Process for treating wastewater
CA2282849C (en) 1997-03-07 2004-07-13 Akzo Nobel N.V. Process for treating wastewater
FI112958B (en) * 1997-12-19 2004-02-13 Kemira Oyj Method for bleaching chemical pulp and use of bleaching solution
WO2002033164A2 (en) * 2000-10-17 2002-04-25 James Hardie Research Pty Limited Method for reducing impurities in cellulose fibers for manufacture of fiber reinforced cement composite materials
JP2002266272A (en) * 2001-03-12 2002-09-18 Nippon Paper Industries Co Ltd Method for bleaching cellulosic fibrous material pulp
RU2005124843A (en) 2003-01-09 2006-01-20 Джеймс Харди Интернейшенел Файненс Б.В. (Nl) FIBER-CEMENT COMPOSITE MATERIALS WITH BLEACHED CELLULOSE FIBERS
US7976677B2 (en) * 2006-12-18 2011-07-12 International Paper Company Process of bleaching hardwood pulps in a D1 or D2 stage in a presence of a weak base
US7976676B2 (en) 2006-12-18 2011-07-12 International Paper Company Process of bleaching softwood pulps in a D1 or D2 stage in a presence of a weak base
CN104060491B (en) 2009-05-28 2017-04-12 Gp纤维素股份有限公司 modified cellulose from chemical kraft fiber and methods of making and using the same
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
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
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
FI123023B (en) * 2009-09-01 2012-10-15 Andritz Oy Method and apparatus for separating soap
CO6330164A1 (en) 2011-07-12 2011-10-20 Univ Del Valle METHOD FOR PRODUCING HIGH-RESISTING CELLULOSE AND HEMICELLULOSE FIBERS FROM LIGNOCELLULOSE BIOMASS OF THE LEAVES AND COGOLLOS OF THE SUGAR CANE
BR112015018492A2 (en) * 2013-02-08 2017-07-18 Gp Cellulose Gmbh kraft fiber and method for making oxidized kraft pulp
MX364379B (en) * 2013-03-14 2019-04-24 Gp Cellulose Gmbh A method of making highly functional, low viscosity kraft fiber using an acidic bleaching sequence and a fiber made by the process.
EP2971338A2 (en) 2013-03-15 2016-01-20 GP Cellulose GmbH A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
US20200332376A1 (en) * 2014-06-03 2020-10-22 Board Of Trustees Of Michigan State University Economical methods for performing oxidative catalytic pretreatment of plant biomass using a homogeneous catalyst system
CA3040734A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
US11859145B1 (en) 2022-08-29 2024-01-02 Board Of Trustees Of Michigan State University Economical methods for performing oxidative catalytic pretreatment of plant biomass using a single-stage two oxidant process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1132993A (en) 1914-04-14 1915-03-23 Horace Wyman Photographic-film package.
CA1079008A (en) 1975-10-24 1980-06-10 Cp Associates Limited Solvent pulping process
US4764596A (en) 1985-11-05 1988-08-16 Repap Technologies Inc. Recovery of lignin
CA2053035C (en) * 1990-10-12 1997-09-30 Repap Enterprises Inc. Chlorine-free wood pulps and process of making

Also Published As

Publication number Publication date
JPH08260371A (en) 1996-10-08
EP0716182A2 (en) 1996-06-12
ZA959906B (en) 1996-07-18
FI955622A (en) 1996-05-24
CA2163389A1 (en) 1996-05-24
BR9505502A (en) 1997-10-28
AU3900295A (en) 1996-05-30
EP0716182A3 (en) 1996-11-13

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Legal Events

Date Code Title Description
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