DE60318810D1 - Utilisation de bois à faible masse volumique pour produits lyocell - Google Patents

Utilisation de bois à faible masse volumique pour produits lyocell

Info

Publication number
DE60318810D1
DE60318810D1 DE60318810T DE60318810T DE60318810D1 DE 60318810 D1 DE60318810 D1 DE 60318810D1 DE 60318810 T DE60318810 T DE 60318810T DE 60318810 T DE60318810 T DE 60318810T DE 60318810 D1 DE60318810 D1 DE 60318810D1
Authority
DE
Germany
Prior art keywords
pulp
specific gravity
low
lyocell
gravity wood
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.)
Expired - Fee Related
Application number
DE60318810T
Other languages
English (en)
Other versions
DE60318810T2 (de
Inventor
James E Sealey
W Harvey Persinger Jr
Kent Robarge
Mengkui Luo
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.)
Weyerhaeuser Co
Original Assignee
Weyerhaeuser Co
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 Weyerhaeuser Co filed Critical Weyerhaeuser Co
Application granted granted Critical
Publication of DE60318810D1 publication Critical patent/DE60318810D1/de
Publication of DE60318810T2 publication Critical patent/DE60318810T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/08Melt spinning methods
    • D01D5/098Melt spinning methods with simultaneous stretching
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/18Formation of filaments, threads, or the like by means of rotating spinnerets
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00Pulping cellulose-containing materials
    • D21C3/02Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/001Modification of pulp properties
    • D21C9/002Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2904Staple length fiber
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913Rod, strand, filament or fiber
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913Rod, strand, filament or fiber
    • Y10T428/2933Coated or with bond, impregnation or core
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913Rod, strand, filament or fiber
    • Y10T428/2933Coated or with bond, impregnation or core
    • Y10T428/2964Artificial fiber or filament
    • Y10T428/2965Cellulosic
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60Nonwoven fabric [i.e., nonwoven strand or fiber material]
DE2003618810 2003-01-02 2003-12-17 Verwendung von Holz mit niedrigem spezifischem Gewicht für Lyozellprodukte Expired - Fee Related DE60318810T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US336393 2003-01-02
US10/336,393 US6686040B2 (en) 1999-02-24 2003-01-02 Use of thinnings and other low specific gravity wood for lyocell products

Publications (2)

Publication Number Publication Date
DE60318810D1 true DE60318810D1 (de) 2008-03-13
DE60318810T2 DE60318810T2 (de) 2008-05-21

Family

ID=32594796

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2003618810 Expired - Fee Related DE60318810T2 (de) 2003-01-02 2003-12-17 Verwendung von Holz mit niedrigem spezifischem Gewicht für Lyozellprodukte

Country Status (12)

Country Link
US (1) US6686040B2 (de)
EP (1) EP1441050B1 (de)
JP (1) JP3965153B2 (de)
KR (1) KR100564515B1 (de)
CN (1) CN100460594C (de)
AT (1) ATE384809T1 (de)
BR (1) BR0305991B1 (de)
CA (1) CA2452944C (de)
DE (1) DE60318810T2 (de)
MX (1) MXPA04000073A (de)
TW (1) TWI238861B (de)
ZA (1) ZA200309826B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6797113B2 (en) * 1999-02-24 2004-09-28 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell pulps method
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
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
MX2011012494A (es) 2009-05-28 2012-02-21 Gp Cellulose Gmbh Celulosa modificada a partir de fibra kraft quimica y metodos para elaborarla y su uso.
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
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
TWI628331B (zh) 2012-01-12 2018-07-01 Gp纖維股份有限公司 具有降低黃化性質之低黏度牛皮紙纖維及其製造與使用方法
JP6242859B2 (ja) 2012-04-18 2017-12-06 ゲーペー ツェルローゼ ゲーエムベーハー ビスコースおよび他の二次的繊維製品の製造のための、パルプを処理して、クラフトパルプの繊維への取り込みを改良するための界面活性剤の使用
EP2954115B1 (de) 2013-02-08 2022-01-12 GP Cellulose GmbH Weichholzkraftfaser mit verbessertem a-cellulosegehalt und deren verwendung in der herstellung von chemischen celluloseprodukten
US10138598B2 (en) 2013-03-14 2018-11-27 Gp Cellulose Gmbh Method of making a highly functional, low viscosity kraft fiber using an acidic bleaching sequence and a fiber made by the process
EP2971338A2 (de) 2013-03-15 2016-01-20 GP Cellulose GmbH Niedrigviskose kraftfaser mit verbessertem carboxylgehalt und verfahren zur herstellung und verwendung davon
CA3040734A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
TW201938591A (zh) 2018-03-06 2019-10-01 奧地利商蘭仁股份有限公司 溶解性木漿
EP3536833A1 (de) 2018-03-06 2019-09-11 Lenzing Aktiengesellschaft Lyocell-fasern ohne mannan
EP3536852A1 (de) 2018-03-06 2019-09-11 Lenzing Aktiengesellschaft Zellstoff und lyocell faser mit einstellbarem weissgrad

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255071A (en) 1963-10-25 1966-06-07 Theodor N Kleinert Process for production of alkali cellulose in the absence of an aqueous liquid phase
US3586600A (en) 1967-07-27 1971-06-22 Improved Machinery Inc Continuous digesting apparatus
SE352120B (de) 1969-02-17 1972-12-18 Reinhall Rolf
SE335053B (de) 1969-05-13 1971-05-10 Mo Och Domsjoe Ab
US3632469A (en) 1969-06-05 1972-01-04 Ethyl Corp Process for the manufacture of dissolving grade pulp
US3785920A (en) 1972-04-10 1974-01-15 T Johansen Method of treating raw cellulosic materials
US4338158A (en) 1976-04-09 1982-07-06 Weyerhaeuser Company Pulping in the presence of a protector
US4298426A (en) 1979-06-15 1981-11-03 Weyerhaeuser Company Method and apparatus for treating pulp with oxygen in a multi-stage bleaching sequence
US4295926A (en) 1979-06-15 1981-10-20 Weyerhaeuser Company Method and apparatus for treating pulp with oxygen
US4295925A (en) 1979-06-15 1981-10-20 Weyerhaeuser Company Treating pulp with oxygen
US4295927A (en) 1979-06-15 1981-10-20 Weyerhaeuser Company Method and apparatus for treating pulp with oxygen and storing the treated pulp
SE434284B (sv) 1980-05-07 1984-07-16 Mo Och Domsjoe Ab Forfarande vid syrgasdelignifiering av kemiskt uppsluten cellulosamassa varvid aromatiska diaminer tillfores
CA2071185C (en) 1991-06-14 1995-02-07 Jorge Luiz Colodette Process for delignifying lignocellulosic pulp by means of oxygen
GB9122318D0 (en) 1991-10-21 1991-12-04 Courtaulds Plc Treatment of elongate members
GB9412500D0 (en) 1994-06-22 1994-08-10 Courtaulds Fibres Holdings Ltd Fibre manufacture
GB9412501D0 (en) 1994-06-22 1994-08-10 Courtaulds Fibres Holdings Ltd Manufacture of fibre
FI102301B (fi) 1994-10-13 1998-11-13 Andritz Oy Menetelmä selluloosamassojen käsittelemiseksi
WO1996025552A1 (en) 1995-02-17 1996-08-22 Ahlstrom Machinery Oy Method of pretreating pulp to be bleached with peroxide
WO1996027700A1 (en) 1995-03-03 1996-09-12 Akzo Nobel N.V. Centrifugal spinning process for spinnable solutions
FR2735794B1 (fr) 1995-06-26 1997-09-19 Elysees Balzac Financiere Procede de preparation d'un melange de fibres et de microfibres cellulosiques
FI105701B (fi) 1995-10-20 2000-09-29 Ahlstrom Machinery Oy Menetelmä ja laitteisto massan käsittelemiseksi
WO1997030196A1 (en) 1996-02-14 1997-08-21 Akzo Nobel N.V. Process for preparing cellulose fibres and filaments
GB9614680D0 (en) 1996-07-12 1996-09-04 Courtaulds Fibres Holdings Ltd Pumps
US6605350B1 (en) * 1996-08-23 2003-08-12 Weyerhaeuser Company Sawdust alkaline pulp having low average degree of polymerization values and method of producing the same
DE69716092T2 (de) * 1996-08-23 2003-01-30 Weyerhaeuser Co Lyocellfasern und verfahren zu ihrer herstellung
US6221487B1 (en) * 1996-08-23 2001-04-24 The Weyerhauser Company Lyocell fibers having enhanced CV properties
US6306334B1 (en) * 1996-08-23 2001-10-23 The Weyerhaeuser Company Process for melt blowing continuous lyocell fibers
US6210801B1 (en) 1996-08-23 2001-04-03 Weyerhaeuser Company Lyocell fibers, and compositions for making same
US6471727B2 (en) * 1996-08-23 2002-10-29 Weyerhaeuser Company Lyocell fibers, and compositions for making the same
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
AU4968497A (en) * 1996-11-21 1998-06-10 Toyo Boseki Kabushiki Kaisha Regenerated cellulosic fibers and process for producing the same
AU9778398A (en) 1997-10-01 1999-04-23 Weyerhaeuser Company Cellulose treatment and the resulting product

Also Published As

Publication number Publication date
BR0305991B1 (pt) 2013-11-26
DE60318810T2 (de) 2008-05-21
MXPA04000073A (es) 2004-07-08
TWI238861B (en) 2005-09-01
ATE384809T1 (de) 2008-02-15
ZA200309826B (en) 2004-08-13
JP2004211281A (ja) 2004-07-29
BR0305991A (pt) 2004-08-17
EP1441050A1 (de) 2004-07-28
US20030186055A1 (en) 2003-10-02
KR100564515B1 (ko) 2006-03-29
TW200424371A (en) 2004-11-16
CA2452944A1 (en) 2004-07-02
EP1441050B1 (de) 2008-01-23
CA2452944C (en) 2006-11-28
US6686040B2 (en) 2004-02-03
CN100460594C (zh) 2009-02-11
CN1517491A (zh) 2004-08-04
JP3965153B2 (ja) 2007-08-29
KR20040062398A (ko) 2004-07-07

Similar Documents

Publication Publication Date Title
DE60302539D1 (de) Utilisation de bois à faible masse volumique pour produire produits lyocell
DE60318810D1 (de) Utilisation de bois à faible masse volumique pour produits lyocell
TW200420799A (en) Use of thinnings and other low specific gravity wood for lyocell pulps method
MXPA02011317A (es) Pulpa alcalina que tiene un grado promedio bajo de valores de polimerizacion y metodo para producir la misma.
FI974575A0 (fi) Foerfarande foer blekning av kemisk massa och anvaendning av en blekningsloesning
AU2018253603A1 (en) A gaming system and a method of gaming
BR0305986A (pt) Polpa
SE0100982L (sv) Kontinuerlig kokare förfarande för drift av kontinuerlig kokare och återföringssystem för kokvätska i en kontinuerlig kokare
BRPI0414439A (pt) transmissor de calor
GB0030303D0 (en) Compounds
GB0030306D0 (en) Compounds
SE9903202D0 (sv) Method and apparatus for continuously pulping cellulosic fibrous material
DE60206940D1 (de) Pektin und ascorbinsäure enthaltende zusammensetzungen
SE0300258D0 (sv) Gas phase continuous digester having an inverted top separator with liquor ingection
BR0111221A (pt) Condensados glioxal-fenólicos com fluorescência intensificada
SE0201464D0 (sv) Pressure Vessel for a Pulp Mill Having Overflow Chute
Mondal et al. Effect of inorganic acid catalyst on the acetosolv pulping of maize stalk
Perino Testify by Images
KR20010110249A (ko) 꿀을 섞은 배즙
SE9600575D0 (sv) Förfarande för blikning av massa
PL432040A1 (pl) Piwo wzbogacone substancjami odżywczymi i sposób jego wytwarzania
Ito et al. P-164 Novel Acridone-Flavanone Dimers from Citrus Plants (Rutaceae)
ITMI20051079A1 (it) "processo di fermentazione di succo e polpa di papaia in presenza di composti solubili del selenio, prodotto ottenibile dal processo e composizioni che lo contengono"
전라디오마저 et al. TuS
Bryson The Chancery Reports of John Herne And of George Duke (1599 to 1674)

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee