AU6201299A - Method of obtaining alpha dissolving pulp from chips - Google Patents

Method of obtaining alpha dissolving pulp from chips

Info

Publication number
AU6201299A
AU6201299A AU62012/99A AU6201299A AU6201299A AU 6201299 A AU6201299 A AU 6201299A AU 62012/99 A AU62012/99 A AU 62012/99A AU 6201299 A AU6201299 A AU 6201299A AU 6201299 A AU6201299 A AU 6201299A
Authority
AU
Australia
Prior art keywords
chips
dissolving pulp
obtaining alpha
alpha dissolving
obtaining
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.)
Abandoned
Application number
AU62012/99A
Inventor
Ties Karstens
Rudiger Klupsch
Othar Kordsachia
Jurgen Puls
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cerdia Produktions GmbH
Original Assignee
Rhodia Acetow GmbH
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 Rhodia Acetow GmbH filed Critical Rhodia Acetow GmbH
Publication of AU6201299A publication Critical patent/AU6201299A/en
Abandoned legal-status Critical Current

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/003—Pulping cellulose-containing materials with organic 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
AU62012/99A 1998-12-08 1999-10-05 Method of obtaining alpha dissolving pulp from chips Abandoned AU6201299A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE1998156582 DE19856582C1 (en) 1998-12-08 1998-12-08 Process for the production of chemical pulp from wood chips
DE19856582 1998-12-08
PCT/EP1999/007441 WO2000034568A1 (en) 1998-12-08 1999-10-05 Method of obtaining alpha dissolving pulp from chips

Publications (1)

Publication Number Publication Date
AU6201299A true AU6201299A (en) 2000-06-26

Family

ID=7890378

Family Applications (1)

Application Number Title Priority Date Filing Date
AU62012/99A Abandoned AU6201299A (en) 1998-12-08 1999-10-05 Method of obtaining alpha dissolving pulp from chips

Country Status (3)

Country Link
AU (1) AU6201299A (en)
DE (1) DE19856582C1 (en)
WO (1) WO2000034568A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6331354B1 (en) * 1996-08-23 2001-12-18 Weyerhaeuser Company Alkaline pulp having low average degree of polymerization values and method of producing the same
US6471727B2 (en) * 1996-08-23 2002-10-29 Weyerhaeuser Company Lyocell fibers, and compositions for making the same
DE10109502A1 (en) 2001-02-28 2002-09-12 Rhodia Acetow Gmbh Removal of hemicellulose from biomaterial, especially wood pulp, involves extraction by treatment with an aqueous solution of metal complex, e.g. nickel tris-2-aminoethyl-amine di-hydroxide
WO2002081816A1 (en) * 2001-04-06 2002-10-17 Gerischer Guenter Friedrich Ru Wood chip treatment
FI20085275L (en) * 2008-04-02 2009-10-09 Hannu Ilvesniemi A method for processing biomass
FI20085425L (en) * 2008-05-08 2009-11-09 Metso Paper Inc Sulfate pre-hydrolysis cooking method
FI124553B (en) 2012-07-11 2014-10-15 Bln Woods Ltd Ab A method for extracting biomass
WO2014179673A1 (en) * 2013-05-03 2014-11-06 Celanese International Corporation Processes for purifying a cellulosic material
US20140326422A1 (en) * 2013-05-03 2014-11-06 Celanese International Corporation Integrated Processes for Purifying a Cellulosic Material
WO2015021130A1 (en) * 2013-08-06 2015-02-12 Celanese International Corporation Processes for purifying a cellulosic material
EP3722501A1 (en) * 2019-04-12 2020-10-14 Lenzing Aktiengesellschaft Method for the recovery of alkaline solution and method for producing regenerated cellulose moulded parts comprising such a method
EP4023812A1 (en) * 2020-12-29 2022-07-06 MM BOARD & PAPER GmbH Method for producing wood-based products
EP4023813A1 (en) * 2020-12-29 2022-07-06 Technische Universität Wien Method for producing wood-based products

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3161585D1 (en) * 1980-06-20 1984-01-12 Battelle Memorial Institute A method for the delignification of wood and other ligno-cellulosic products
WO1983002125A1 (en) * 1981-12-10 1983-06-23 Memorial Institute Battelle A method for the delignification of wood and other ligno-cellulosic products
FI77062C (en) * 1986-12-31 1989-01-10 Neste Oy Process for circulating phenol in a phenolic boiling process of lig nocellulose material
US4908099A (en) * 1988-09-19 1990-03-13 Delong Edward A Process to dissociate and extract the Lignin and the Xylan from the primary wall and middle lamella or lignocellulosic material which retains the structural integrity of the fibre core
DE4228171C2 (en) * 1992-08-25 1995-06-14 Kaemmerer Projekt Agentur Gmbh Process for the production of cellulose
DE19730486C2 (en) * 1997-07-16 2000-02-24 Rhodia Acetow Ag Process for the treatment of biomass containing lignocellulose

Also Published As

Publication number Publication date
DE19856582C1 (en) 2001-03-15
WO2000034568A1 (en) 2000-06-15

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase