ATE311488T1 - Verwendung von holz mit niedrigem spezifischem gewicht zur herstellung von lyozellprodukten - Google Patents

Verwendung von holz mit niedrigem spezifischem gewicht zur herstellung von lyozellprodukten

Info

Publication number
ATE311488T1
ATE311488T1 AT03257989T AT03257989T ATE311488T1 AT E311488 T1 ATE311488 T1 AT E311488T1 AT 03257989 T AT03257989 T AT 03257989T AT 03257989 T AT03257989 T AT 03257989T AT E311488 T1 ATE311488 T1 AT E311488T1
Authority
AT
Austria
Prior art keywords
specific gravity
low specific
gravity wood
lyocell products
pulp
Prior art date
Application number
AT03257989T
Other languages
English (en)
Inventor
James E Sealey
Kent Robarge
W Harvey Persinger Jr
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=32507411&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE311488(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Weyerhaeuser Co filed Critical Weyerhaeuser Co
Application granted granted Critical
Publication of ATE311488T1 publication Critical patent/ATE311488T1/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • 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
    • 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
    • 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
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2964—Artificial fiber or filament
    • Y10T428/2965—Cellulosic

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Paper (AREA)
  • Artificial Filaments (AREA)
  • Compounds Of Unknown Constitution (AREA)
AT03257989T 2003-01-02 2003-12-18 Verwendung von holz mit niedrigem spezifischem gewicht zur herstellung von lyozellprodukten ATE311488T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/336,365 US6797113B2 (en) 1999-02-24 2003-01-02 Use of thinnings and other low specific gravity wood for lyocell pulps method

Publications (1)

Publication Number Publication Date
ATE311488T1 true ATE311488T1 (de) 2005-12-15

Family

ID=32507411

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03257989T ATE311488T1 (de) 2003-01-02 2003-12-18 Verwendung von holz mit niedrigem spezifischem gewicht zur herstellung von lyozellprodukten

Country Status (12)

Country Link
US (1) US6797113B2 (de)
EP (1) EP1437428B2 (de)
JP (1) JP4012878B2 (de)
KR (1) KR100566200B1 (de)
CN (1) CN1306111C (de)
AT (1) ATE311488T1 (de)
BR (1) BR0305987A (de)
CA (1) CA2453241C (de)
DE (1) DE60302540T3 (de)
MX (1) MXPA04000071A (de)
TW (1) TWI259859B (de)
ZA (1) ZA200309829B (de)

Families Citing this family (18)

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US6797113B2 (en) * 1999-02-24 2004-09-28 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell pulps method
WO2006092045A1 (en) * 2005-03-04 2006-09-08 Fpinnovations Method for determining chemical pulp kappa number with visible-near infrared spectrometry
US7520958B2 (en) * 2005-05-24 2009-04-21 International Paper Company Modified kraft fibers
RU2388441C2 (ru) * 2005-05-24 2010-05-10 Интернэшнл Пэйпа Кампани Улучшенные крафтцеллюлозные волокна
US20080241536A1 (en) 2007-03-29 2008-10-02 Weyerhaeuser Co. Method for processing cellulose in ionic liquids and fibers therefrom
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
MX382645B (es) 2009-05-28 2025-03-13 Gp Cellulose Gmbh Celulosa modificada a partir de fibra kraft química y métodos para elaborarla y su uso.
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
WO2012170183A1 (en) 2011-05-23 2012-12-13 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
CA2898417C (en) 2013-02-08 2021-07-27 Arthur J. Nonni Softwood kraft fiber having an improved .alpha.-cellulose content and its use in the production of chemical cellulose products
MX364379B (es) 2013-03-14 2019-04-24 Gp Cellulose Gmbh Un metodo para preparar una fibra kraft altamente funcional y de baja viscosidad, usando una secuencia de blanqueamiento acido, y una fibra hecha por el proceso.
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
CN103243596B (zh) * 2013-05-17 2016-02-10 济南圣泉集团股份有限公司 一种醋化级浆粕及其制备方法
AT515693B1 (de) * 2014-10-29 2015-11-15 Chemiefaser Lenzing Ag Schnell fibrillierende Lyocellfasern und deren Verwendung
WO2018093697A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same

Family Cites Families (54)

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Publication number Priority date Publication date Assignee Title
US60382A (en) * 1866-12-11 Gilbert d
US37407A (en) * 1863-01-13 Improvement in breech-loading fire-arms
US36070A (en) * 1862-08-05 Improvement in bee-hives
US25252A (en) * 1859-08-30 Ophthalmic vapor apparatus
US155292A (en) * 1874-09-22 Improvement in electric annunciators
US41961A (en) * 1864-03-15 John hall and heney hall
US25251A (en) * 1859-08-30 Improvement in harvesters
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SE352120B (de) 1969-02-17 1972-12-18 Reinhall Rolf
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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
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
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EP0952243B1 (de) 1996-11-21 2003-07-16 Toyo Boseki Kabushiki Kaisha Fasern aus regenerierte zellulose und verfahren zu ihrer herstellung
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US6231721B1 (en) * 1998-10-09 2001-05-15 Weyerhaeuser Company Compressible wood pulp product
US6686040B2 (en) * 1999-02-24 2004-02-03 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell products
US6686039B2 (en) * 1999-02-24 2004-02-03 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell pulps
US6797113B2 (en) * 1999-02-24 2004-09-28 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell pulps method
US6685856B2 (en) * 1999-02-24 2004-02-03 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell products method
US6062931A (en) * 1999-09-01 2000-05-16 Industrial Technology Research Institute Carbon nanotube emitter with triode structure
FI116534B (fi) † 2002-03-22 2005-12-15 M Real Oyj Menetelmä kuitumassan kuituominaisuuksien säätämiseksi

Also Published As

Publication number Publication date
ZA200309829B (en) 2004-06-22
US20030183351A1 (en) 2003-10-02
EP1437428B1 (de) 2005-11-30
CN1306111C (zh) 2007-03-21
CA2453241C (en) 2008-01-29
TW200420799A (en) 2004-10-16
BR0305987A (pt) 2004-08-17
CN1519424A (zh) 2004-08-11
MXPA04000071A (es) 2004-07-08
KR100566200B1 (ko) 2006-03-29
EP1437428A1 (de) 2004-07-14
JP4012878B2 (ja) 2007-11-21
DE60302540T3 (de) 2008-07-17
US6797113B2 (en) 2004-09-28
DE60302540D1 (de) 2006-01-05
CA2453241A1 (en) 2004-07-02
KR20040062399A (ko) 2004-07-07
JP2004211282A (ja) 2004-07-29
TWI259859B (en) 2006-08-11
DE60302540T2 (de) 2006-08-10
EP1437428B2 (de) 2008-02-27

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