ES2119576T3 - Procedimiento de produccion de cuerpos moldeados en celulosa. - Google Patents

Procedimiento de produccion de cuerpos moldeados en celulosa.

Info

Publication number
ES2119576T3
ES2119576T3 ES96942178T ES96942178T ES2119576T3 ES 2119576 T3 ES2119576 T3 ES 2119576T3 ES 96942178 T ES96942178 T ES 96942178T ES 96942178 T ES96942178 T ES 96942178T ES 2119576 T3 ES2119576 T3 ES 2119576T3
Authority
ES
Spain
Prior art keywords
molded bodies
production procedure
cellulose molded
bleached
pulp
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 - Lifetime
Application number
ES96942178T
Other languages
English (en)
Inventor
Hartmut Ruf
Dieter Eichinger
Gabriele Schild
Wilhelm Feilmair
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lenzing AG
Original Assignee
Lenzing AG
Chemiefaser Lenzing AG
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=3527728&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2119576(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Lenzing AG, Chemiefaser Lenzing AG filed Critical Lenzing AG
Application granted granted Critical
Publication of ES2119576T3 publication Critical patent/ES2119576T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/50—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs by irradiation or ozonisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Artificial Filaments (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Materials For Medical Uses (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)

Abstract

LA INVENCION TRATA DE UN PROCEDIMIENTO PARA LA FABRICACION DE PIEZAS MOLDEADAS DE CELULOSA CON UN ALTO GRADO DE BLANCURA, QUE SE CARACTERIZA POR TENER LA SIGUIENTE COMBINACION DE MEDIDAS: LA CELULOSA ES BLANQUEADA CON UN AGENTE DE BLANQUEO, NO DEBIENDO CONTENER DICHO AGENTE DE BLANQUEO NI CLORO NI NINGUN COMPUESTO DE CLORO; LA CELULOSA BLANQUEADA CON EL AGENTE DE BLANQUEO ES DISUELTA EN UN AMINOXIDO ACUOSO TERCIARIO, OBTENIENDOSE UNA SOLUCION DE CELULOSA MOLDEABLE; Y LA SOLUCION DE CELULOSA MOLDEABLE ES TRANSFORMADA EN PIEZAS MOLDEADAS.
ES96942178T 1995-12-22 1996-12-19 Procedimiento de produccion de cuerpos moldeados en celulosa. Expired - Lifetime ES2119576T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0209995A AT402827B (de) 1995-12-22 1995-12-22 Celluloseformkörper und verfahren zu seiner herstellung

Publications (1)

Publication Number Publication Date
ES2119576T3 true ES2119576T3 (es) 1998-10-01

Family

ID=3527728

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96942178T Expired - Lifetime ES2119576T3 (es) 1995-12-22 1996-12-19 Procedimiento de produccion de cuerpos moldeados en celulosa.

Country Status (14)

Country Link
EP (1) EP0811086B1 (es)
JP (1) JP4326023B2 (es)
CN (1) CN1079848C (es)
AT (2) AT402827B (es)
AU (1) AU708427B2 (es)
BR (1) BR9607326A (es)
CA (1) CA2212995C (es)
DE (1) DE59600279D1 (es)
ES (1) ES2119576T3 (es)
MX (1) MX9706413A (es)
MY (1) MY113146A (es)
NO (1) NO310665B1 (es)
WO (1) WO1997023666A1 (es)
ZA (1) ZA9610469B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE19948401C1 (de) * 1999-10-07 2001-05-03 Alceru Schwarza Gmbh Verfahren zur Herstellung von Cellulose-Formkörpern
JP4645093B2 (ja) * 2003-08-13 2011-03-09 王子製紙株式会社 漂白パルプの製造方法
DE102004024028B4 (de) * 2004-05-13 2010-04-08 Lenzing Ag Lyocell-Verfahren und -Vorrichtung mit Presswasserrückführung
CN100359050C (zh) * 2004-11-16 2008-01-02 唐山三友集团化纤有限公司 高白强力细旦粘胶短纤维及其生产工艺
CN1302160C (zh) * 2005-01-04 2007-02-28 陈建旭 一种用植物茎杆生产纤维的方法
SE546340C2 (en) * 2022-02-22 2024-10-08 Ekoligens Ab Systems and methods for making moulded products from cellulose fibres and moulding agents used in such systems and methods

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL97796C (es) * 1958-05-29
US4246221A (en) * 1979-03-02 1981-01-20 Akzona Incorporated Process for shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent
US4416698A (en) * 1977-07-26 1983-11-22 Akzona Incorporated Shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent and a process for making the article
AU636173B2 (en) * 1989-10-30 1993-04-22 Lenzing Aktiengesellschaft Method for the chlorine-free bleaching of pulps
AT395028B (de) * 1990-02-07 1992-08-25 Chemiefaser Lenzing Ag Verfahren zum chlorfreien bleichen von kunstfaserzellstoff
GB9103297D0 (en) * 1991-02-15 1991-04-03 Courtaulds Plc Fibre production method
SE9301160L (sv) * 1992-08-28 1994-03-01 Sunds Defibrator Ind Ab Förfarande för behandling av processvatten

Also Published As

Publication number Publication date
JP4326023B2 (ja) 2009-09-02
ATE167242T1 (de) 1998-06-15
MY113146A (en) 2001-11-30
EP0811086B1 (de) 1998-06-10
CN1079848C (zh) 2002-02-27
ATA209995A (de) 1997-01-15
HK1018082A1 (en) 1999-12-10
BR9607326A (pt) 1997-12-30
WO1997023666A1 (de) 1997-07-03
ZA9610469B (en) 1997-06-24
CN1182460A (zh) 1998-05-20
AT402827B (de) 1997-09-25
MX9706413A (es) 1997-11-29
AU708427B2 (en) 1999-08-05
NO973720D0 (no) 1997-08-13
JPH11501090A (ja) 1999-01-26
CA2212995A1 (en) 1997-07-03
CA2212995C (en) 2006-09-19
NO310665B1 (no) 2001-08-06
DE59600279D1 (de) 1998-07-16
AU1132597A (en) 1997-07-17
EP0811086A1 (de) 1997-12-10
NO973720L (no) 1997-08-13

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