DE60318810D1 - Utilisation de bois à faible masse volumique pour produits lyocell - Google Patents
Utilisation de bois à faible masse volumique pour produits lyocellInfo
- 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
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
- 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
-
- 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]
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)
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)
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 |
-
2003
- 2003-01-02 US US10/336,393 patent/US6686040B2/en not_active Expired - Lifetime
- 2003-12-12 CA CA 2452944 patent/CA2452944C/en not_active Expired - Fee Related
- 2003-12-17 DE DE2003618810 patent/DE60318810T2/de not_active Expired - Fee Related
- 2003-12-17 EP EP03257943A patent/EP1441050B1/de not_active Expired - Lifetime
- 2003-12-17 AT AT03257943T patent/ATE384809T1/de not_active IP Right Cessation
- 2003-12-18 ZA ZA200309826A patent/ZA200309826B/xx unknown
- 2003-12-19 KR KR1020030093505A patent/KR100564515B1/ko not_active IP Right Cessation
- 2003-12-24 TW TW92136706A patent/TWI238861B/zh active
- 2003-12-26 JP JP2003433890A patent/JP3965153B2/ja not_active Expired - Fee Related
- 2003-12-30 BR BR0305991A patent/BR0305991B1/pt not_active IP Right Cessation
-
2004
- 2004-01-02 CN CNB2004100012382A patent/CN100460594C/zh not_active Expired - Lifetime
- 2004-01-07 MX MXPA04000073A patent/MXPA04000073A/es active IP Right Grant
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 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |