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)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal 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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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
BRPI0607744B1 (pt) * 2005-03-04 2018-04-17 Fpinnovations Método para determinar uma propriedade de polpa de fibras de polpa química, e, linha de fabricação de fibra de polpa
BRPI0613271A2 (pt) 2005-05-24 2010-12-28 Int Paper Co método para produzir uma polpa modificada, artigo de higiene pessoal absorvente, polpa kraft branqueada modificada e papel ou papelão
US7520958B2 (en) * 2005-05-24 2009-04-21 International Paper Company Modified kraft fibers
US20080241536A1 (en) 2007-03-29 2008-10-02 Weyerhaeuser Co. Method for processing cellulose in ionic liquids and fibers therefrom
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
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.
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
RU2608686C2 (ru) 2011-05-23 2017-01-23 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Крафт-волокно древесины хвойных пород с улучшенной белизной и яркостью и способы его производства и применения
US10000890B2 (en) 2012-01-12 2018-06-19 Gp Cellulose Gmbh Low viscosity kraft fiber having reduced yellowing properties and methods of making and using the same
RU2636306C2 (ru) 2012-04-18 2017-11-21 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Использование поверхностно-активного вещества для обработки пульпы и улучшение введения крафт-пульпы в волокно для получения вискозы и других вторичных волокнистых продуктов
PL2954115T3 (pl) 2013-02-08 2022-05-02 Gp Cellulose Gmbh Włókno siarczanowe z drewna iglastego o polepszonej zawartości a-celulozy i jego zastosowanie w wytwarzaniu chemicznych produktów celulozowych
EP2971334A2 (de) 2013-03-14 2016-01-20 GP Cellulose GmbH Verfahren zur herstellung hochfunktioneller, niedrigviskoser kraftfasern mittels eines sauren bleichsequenz und nach diesem verfahren hergestellte faser
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
US10865519B2 (en) 2016-11-16 2020-12-15 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same

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Publication number Priority date Publication date Assignee Title
US81428A (en) * 1868-08-25 Improved smut-machine
US34638A (en) * 1862-03-11 Improvement in lamps
US25251A (en) * 1859-08-30 Improvement in harvesters
US64654A (en) * 1867-05-14 g-e floyd
US36070A (en) * 1862-08-05 Improvement in bee-hives
US155292A (en) * 1874-09-22 Improvement in electric annunciators
US37407A (en) * 1863-01-13 Improvement in breech-loading fire-arms
US76556A (en) * 1868-04-07 Thomas tostbvin
US25252A (en) * 1859-08-30 Ophthalmic vapor apparatus
US60382A (en) * 1866-12-11 Gilbert d
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US41961A (en) * 1864-03-15 John hall and heney hall
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
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SE352120B (de) 1969-02-17 1972-12-18 Reinhall Rolf
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US3632469A (en) 1969-06-05 1972-01-04 Ethyl Corp Process for the manufacture of dissolving grade pulp
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US4338158A (en) 1976-04-09 1982-07-06 Weyerhaeuser Company Pulping in the presence of a protector
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US4295927A (en) 1979-06-15 1981-10-20 Weyerhaeuser Company Method and apparatus for treating pulp with oxygen and storing the treated pulp
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US4298426A (en) 1979-06-15 1981-11-03 Weyerhaeuser Company Method and apparatus for treating pulp with oxygen in a multi-stage bleaching sequence
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
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KR100421306B1 (ko) 1995-03-03 2004-04-21 데이진 트와론 비.브이. 방사액을 위한 원심방사방법
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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
US6221487B1 (en) 1996-08-23 2001-04-24 The Weyerhauser Company Lyocell fibers having enhanced CV properties
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
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
ATE245214T1 (de) 1996-11-21 2003-08-15 Toyo Boseki Fasern aus regenerierte zellulose und verfahren zu ihrer herstellung
AU9778398A (en) 1997-10-01 1999-04-23 Weyerhaeuser Company Cellulose treatment and the resulting product
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
US6685856B2 (en) * 1999-02-24 2004-02-03 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell products method
US6797113B2 (en) * 1999-02-24 2004-09-28 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell pulps method
US6686039B2 (en) * 1999-02-24 2004-02-03 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell pulps
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
CA2453241C (en) 2008-01-29
TWI259859B (en) 2006-08-11
CN1519424A (zh) 2004-08-11
TW200420799A (en) 2004-10-16
EP1437428B1 (de) 2005-11-30
US6797113B2 (en) 2004-09-28
DE60302540T2 (de) 2006-08-10
MXPA04000071A (es) 2004-07-08
KR100566200B1 (ko) 2006-03-29
DE60302540T3 (de) 2008-07-17
JP2004211282A (ja) 2004-07-29
US20030183351A1 (en) 2003-10-02
DE60302540D1 (de) 2006-01-05
KR20040062399A (ko) 2004-07-07
EP1437428A1 (de) 2004-07-14
ZA200309829B (en) 2004-06-22
BR0305987A (pt) 2004-08-17
CA2453241A1 (en) 2004-07-02
EP1437428B2 (de) 2008-02-27
JP4012878B2 (ja) 2007-11-21
CN1306111C (zh) 2007-03-21

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