BR0305986B1 - polpa para preparaÇço de corpos moldados de lyocell. - Google Patents

polpa para preparaÇço de corpos moldados de lyocell.

Info

Publication number
BR0305986B1
BR0305986B1 BRPI0305986-3A BR0305986A BR0305986B1 BR 0305986 B1 BR0305986 B1 BR 0305986B1 BR 0305986 A BR0305986 A BR 0305986A BR 0305986 B1 BR0305986 B1 BR 0305986B1
Authority
BR
Brazil
Prior art keywords
pulp
bodies
preparation
lyocell
molded
Prior art date
Application number
BRPI0305986-3A
Other languages
English (en)
Other versions
BR0305986A (pt
Inventor
James E Ii Sealey
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=32507415&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR0305986(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of BR0305986A publication Critical patent/BR0305986A/pt
Publication of BR0305986B1 publication Critical patent/BR0305986B1/pt

Links

Classifications

    • 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
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/12—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials
    • D21H5/14—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of cellulose fibres only
    • D21H5/141—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of cellulose fibres only of fibrous cellulose derivatives
    • 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
    • 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
    • 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)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Nonwoven Fabrics (AREA)
BRPI0305986-3A 2003-01-02 2003-12-30 polpa para preparaÇço de corpos moldados de lyocell. BR0305986B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/336,389 US6686039B2 (en) 1999-02-24 2003-01-02 Use of thinnings and other low specific gravity wood for lyocell pulps

Publications (2)

Publication Number Publication Date
BR0305986A BR0305986A (pt) 2004-08-17
BR0305986B1 true BR0305986B1 (pt) 2013-04-02

Family

ID=32507415

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0305986-3A BR0305986B1 (pt) 2003-01-02 2003-12-30 polpa para preparaÇço de corpos moldados de lyocell.

Country Status (12)

Country Link
US (1) US6686039B2 (pt)
EP (1) EP1435404B1 (pt)
JP (1) JP4015109B2 (pt)
KR (1) KR100547710B1 (pt)
CN (1) CN1517490A (pt)
BR (1) BR0305986B1 (pt)
CA (1) CA2453276C (pt)
DE (1) DE60303900T2 (pt)
ES (1) ES2259751T3 (pt)
MX (1) MXPA04000072A (pt)
TW (1) TWI251040B (pt)
ZA (1) ZA200309833B (pt)

Families Citing this family (19)

* 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
US20080241536A1 (en) * 2007-03-29 2008-10-02 Weyerhaeuser Co. Method for processing cellulose in ionic liquids and fibers therefrom
US9260818B2 (en) * 2007-05-23 2016-02-16 Andritz Inc. Single vessel reactor system for hydrolysis and digestion of wood chips with chemical enhanced wash method
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
RU2683654C2 (ru) 2009-05-28 2019-04-01 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Модифицированная целлюлоза из химического крафт-волокна и способы его изготовления и использования
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
EP2714987B1 (en) 2011-05-23 2015-07-29 GP Cellulose GmbH Softwood kraft fiber having improved whiteness and brightness and methods of making and using the same
EP2802708B1 (en) 2012-01-12 2020-12-23 GP Cellulose GmbH A low viscosity kraft fiber having reduced yellowing properties and methods of making and using the same
PT2817448T (pt) * 2012-02-20 2017-02-21 Re:Newcell Ab Regeneração de celulose
WO2013158384A1 (en) 2012-04-18 2013-10-24 Georgia-Pacific Consumer Products Lp The use of surfactant to treat pulp and improve the incorporation of kraft pulp into fiber for the production of viscose and other secondary fiber products
AT514001B1 (de) * 2012-12-06 2016-03-15 Chemiefaser Lenzing Ag Verfahren zur Herstellung eines cellulosischen Formkörpers
RU2615058C2 (ru) * 2012-12-27 2017-04-03 Токусю Токай Пейпер Ко., Лтд. Древесная пульпа для изготовления прокладочной бумаги для стеклянных пластин и прокладочная бумага для стеклянных пластин
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
JP6379116B2 (ja) 2013-03-14 2018-08-22 ゲーペー ツェルローゼ ゲーエムベーハー 酸性漂白シーケンスを使用する、高機能、低粘度クラフト繊維の作製方法およびそのプロセスによって作製される繊維
BR112015020000A2 (pt) 2013-03-15 2017-07-18 Gp Cellulose Gmbh fibra kraft quimicamente modificada e métodos de fabricação da mesma
US20150184338A1 (en) * 2013-12-31 2015-07-02 Weyerhaeuser Nr Company Treated kraft pulp compositions and methods of making the same
WO2018093697A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
EP3536833A1 (de) 2018-03-06 2019-09-11 Lenzing Aktiengesellschaft Lyocell-fasern ohne mannan

Family Cites Families (31)

* 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 (pt) 1969-02-17 1972-12-18 Reinhall Rolf
SE335053B (pt) 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
US4295926A (en) 1979-06-15 1981-10-20 Weyerhaeuser Company Method and apparatus for 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
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
GB9412501D0 (en) 1994-06-22 1994-08-10 Courtaulds Fibres Holdings Ltd Manufacture of fibre
GB9412500D0 (en) 1994-06-22 1994-08-10 Courtaulds Fibres Holdings Ltd Fibre manufacture
FI102301B (fi) 1994-10-13 1998-11-13 Andritz Oy Menetelmä selluloosamassojen käsittelemiseksi
EP0858526A1 (en) 1995-02-17 1998-08-19 Ahlstrom Machinery Oy Method of pretreating pulp to be bleached with peroxide
ES2139340T3 (es) 1995-03-03 2000-02-01 Akzo Nobel Nv Procedimiento de hilatura centrifuga para soluciones hilables.
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
DE69700778T2 (de) 1996-02-14 2000-06-08 Akzo Nobel Nv Verfahren zur herstellung von cellulosefasern und filamenten
GB9614680D0 (en) 1996-07-12 1996-09-04 Courtaulds Fibres Holdings Ltd Pumps
US6221487B1 (en) * 1996-08-23 2001-04-24 The Weyerhauser Company Lyocell fibers having enhanced CV properties
US6471727B2 (en) * 1996-08-23 2002-10-29 Weyerhaeuser Company Lyocell fibers, and compositions for making 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
US6210801B1 (en) 1996-08-23 2001-04-03 Weyerhaeuser Company Lyocell fibers, and compositions for making 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
DE69723582T2 (de) 1996-11-21 2004-05-13 Toyo Boseki K.K. 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

Also Published As

Publication number Publication date
TWI251040B (en) 2006-03-11
JP4015109B2 (ja) 2007-11-28
DE60303900T2 (de) 2006-10-12
KR100547710B1 (ko) 2006-01-31
TW200413582A (en) 2004-08-01
BR0305986A (pt) 2004-08-17
ZA200309833B (en) 2004-08-11
CN1517490A (zh) 2004-08-04
ES2259751T3 (es) 2006-10-16
JP2004211280A (ja) 2004-07-29
US6686039B2 (en) 2004-02-03
CA2453276C (en) 2006-10-31
DE60303900D1 (de) 2006-05-04
EP1435404B1 (en) 2006-03-08
CA2453276A1 (en) 2004-07-02
US20030186054A1 (en) 2003-10-02
KR20040062397A (ko) 2004-07-07
EP1435404A1 (en) 2004-07-07
MXPA04000072A (es) 2004-07-08

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 30/12/2003, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 17A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2611 DE 19-01-2021 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.