ATE384809T1 - Utilisation de bois a faible masse volumique pour produits lyocell - Google Patents

Utilisation de bois a faible masse volumique pour produits lyocell

Info

Publication number
ATE384809T1
ATE384809T1 AT03257943T AT03257943T ATE384809T1 AT E384809 T1 ATE384809 T1 AT E384809T1 AT 03257943 T AT03257943 T AT 03257943T AT 03257943 T AT03257943 T AT 03257943T AT E384809 T1 ATE384809 T1 AT E384809T1
Authority
AT
Austria
Prior art keywords
pulp
specific gravity
low
lyocell
gravity wood
Prior art date
Application number
AT03257943T
Other languages
English (en)
Inventor
James E Sealey
W Harvey Persinger
Kent Robarge
Mengkui Luo
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 ATE384809T1 publication Critical patent/ATE384809T1/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D01D5/098—Melt spinning methods with simultaneous stretching
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/18—Formation of filaments, threads, or the like by means of rotating spinnerets
    • 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
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • 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
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic 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
    • 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
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2904—Staple length fiber
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2964—Artificial fiber or filament
    • Y10T428/2965—Cellulosic
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Paper (AREA)
  • Artificial Filaments (AREA)
  • Nonwoven Fabrics (AREA)
  • Wrappers (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Fats And Perfumes (AREA)
AT03257943T 2003-01-02 2003-12-17 Utilisation de bois a faible masse volumique pour produits lyocell ATE384809T1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ATE384809T1 true ATE384809T1 (de) 2008-02-15

Family

ID=32594796

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03257943T ATE384809T1 (de) 2003-01-02 2003-12-17 Utilisation de bois a faible masse volumique pour produits lyocell

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 (17)

* 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
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
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
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
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
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
WO2018093697A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
EP3536850A1 (de) 2018-03-06 2019-09-11 Lenzing Aktiengesellschaft Zellstoff und lyocellformkörper mit reduziertem cellulosegehalt
EP3536851A1 (de) 2018-03-06 2019-09-11 Lenzing Aktiengesellschaft Lyocellfaser mit erhöhter neigung zur fibrillierung
EP3536833A1 (de) 2018-03-06 2019-09-11 Lenzing Aktiengesellschaft Lyocell-fasern ohne mannan
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
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
US4295927A (en) 1979-06-15 1981-10-20 Weyerhaeuser Company Method and apparatus for treating pulp with oxygen and storing the treated pulp
US4295926A (en) 1979-06-15 1981-10-20 Weyerhaeuser Company Method and apparatus for treating pulp with oxygen
US4298426A (en) 1979-06-15 1981-11-03 Weyerhaeuser Company Method and apparatus for treating pulp with oxygen in a multi-stage bleaching sequence
US4295925A (en) 1979-06-15 1981-10-20 Weyerhaeuser Company Treating pulp with oxygen
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
FI102301B1 (fi) 1994-10-13 1998-11-13 Ahlstrom Machinery Oy Menetelmä selluloosamassojen käsittelemiseksi
EP0858526A1 (de) 1995-02-17 1998-08-19 Ahlstrom Machinery Oy Verfahren zur vorbehandlung eines für peroxidbleichung bestimmten zellstoffes
EP0939148B1 (de) 1995-03-03 2001-12-05 Twaron Products B.V. Zentrifugalspinnverfahren für Spinnlösungen
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
ATE186577T1 (de) 1996-02-14 1999-11-15 Akzo Nobel Nv Verfahren zur herstellung von cellulosefasern und filamenten
GB9614680D0 (en) 1996-07-12 1996-09-04 Courtaulds Fibres Holdings Ltd Pumps
CA2641972C (en) * 1996-08-23 2012-11-13 Weyerhaeuser Company Lyocell fibers and process for their preparation
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
US6306334B1 (en) * 1996-08-23 2001-10-23 The Weyerhaeuser Company Process for melt blowing continuous lyocell fibers
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
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
US6221487B1 (en) * 1996-08-23 2001-04-24 The Weyerhauser Company Lyocell fibers having enhanced CV properties
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
US6686040B2 (en) 2004-02-03
US20030186055A1 (en) 2003-10-02
BR0305991A (pt) 2004-08-17
CN100460594C (zh) 2009-02-11
TWI238861B (en) 2005-09-01
TW200424371A (en) 2004-11-16
MXPA04000073A (es) 2004-07-08
CA2452944A1 (en) 2004-07-02
EP1441050B1 (de) 2008-01-23
KR20040062398A (ko) 2004-07-07
ZA200309826B (en) 2004-08-13
JP2004211281A (ja) 2004-07-29
DE60318810D1 (de) 2008-03-13
CN1517491A (zh) 2004-08-04
CA2452944C (en) 2006-11-28
EP1441050A1 (de) 2004-07-28
JP3965153B2 (ja) 2007-08-29
KR100564515B1 (ko) 2006-03-29
DE60318810T2 (de) 2008-05-21
BR0305991B1 (pt) 2013-11-26

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