ES2188910T3 - Agente coagulante acuoso para soluciones de cristal-liquido a base de materias celulosicas. - Google Patents

Agente coagulante acuoso para soluciones de cristal-liquido a base de materias celulosicas.

Info

Publication number
ES2188910T3
ES2188910T3 ES97910443T ES97910443T ES2188910T3 ES 2188910 T3 ES2188910 T3 ES 2188910T3 ES 97910443 T ES97910443 T ES 97910443T ES 97910443 T ES97910443 T ES 97910443T ES 2188910 T3 ES2188910 T3 ES 2188910T3
Authority
ES
Spain
Prior art keywords
agent
tex
coagulating agent
concerns
additive
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
ES97910443T
Other languages
English (en)
Inventor
Jean-Paul Meraldi
Rima Huston
Vlastimil Cizek
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.)
Michelin Recherche et Technique SA Switzerland
Original Assignee
Michelin Recherche et Technique SA Switzerland
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
Application filed by Michelin Recherche et Technique SA Switzerland filed Critical Michelin Recherche et Technique SA Switzerland
Application granted granted Critical
Publication of ES2188910T3 publication Critical patent/ES2188910T3/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
    • D01F2/02—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts
    • 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
    • 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
    • D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
    • D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
    • 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
    • Y10T152/00—Resilient tires and wheels
    • Y10T152/10—Tires, resilient
    • 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
    • Y10T428/2964—Artificial fiber or filament
    • Y10T428/2965—Cellulosic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

AGENTE COAGULANTE ACUOSO PARA SOLUCIONES DE CRISTAL LIQUIDO CON BASE DE MATERIALES CELULOSICOS, CARACTERIZADO PORQUE COMPRENDE AL MENOS UN ADITIVO SOLUBLE EN AGUA ELEGIDO EN EL GRUPO CONSTITUIDO POR EL AMONIACO, LAS AMINAS O LAS SALES DE ESTOS COMPUESTOS, SIENDO TAL EL ADITIVO QUE EL PH DE DICHO AGENTE COAGULANTE ES SUPERIOR A 6. UN ADITIVO PREFERENCIAL ES UNA SAL ELEGIDO EN EL GRUPO CONSTITUIDO POR LOS FORMIATOS, LOS ACETATOS Y LOS FOSFATOS AMONICOS, LAS SALES MIXTAS DE ESTOS COMPUESTOS, O LAS MEZCLAS DE ESTOS CONSTITUYENTES, PARTICULARMENTE EL ORTOFOSFATO DIAMONICO (NH4 2 )HPO4. PROCEDIMIENTO DE HILADURA DE UNA SOLUCION DE CRISTAL LIQUIDO CON BASE DE MATERIALES CELULOSICOS, EMPLEADOS CON UN AGENTE COAGULANTE CONFORME A LA INVENCION, PARTICULARMENTE PROCEDIMIENTO LLAMADO DE "DRY - JET - WET - SPINNING"; ARTICULOS HILADOS, FIBRAS O PELICULAS OBTENIDAS SEGUN ESTOS PROCEDIMIENTOS. FIBRA CELULOSICA QUE TIENE UNA TENACIDAD SUPERIOR A 40 CN/TEX, UN MODULO INICIAL DE ELASTICIDAD SUPERIOR A 1200 CN/TEX Y UNA RESISTENCIA A LA FATIGA ELEVADA; SU DEGENERACION D FUERZA DE RUPTURA SUB DL F DESPUES DE 350 CICLOS DE FATIGA EN LA PRUEBA LLAMADA "TEST DE BARRA", BAJO UN NIVEL DE COMPRESION DE 3,5% Y UNA FUERZA DE TENSION DE 0,25 CN/TEX ES INFERIOR A 30%.
ES97910443T 1996-10-18 1997-10-15 Agente coagulante acuoso para soluciones de cristal-liquido a base de materias celulosicas. Expired - Lifetime ES2188910T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9612870 1996-10-18

Publications (1)

Publication Number Publication Date
ES2188910T3 true ES2188910T3 (es) 2003-07-01

Family

ID=9496907

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97910443T Expired - Lifetime ES2188910T3 (es) 1996-10-18 1997-10-15 Agente coagulante acuoso para soluciones de cristal-liquido a base de materias celulosicas.

Country Status (12)

Country Link
US (2) US6427736B1 (es)
EP (1) EP0932709B1 (es)
JP (1) JP2001505623A (es)
CN (1) CN1086427C (es)
AT (1) ATE231934T1 (es)
AU (1) AU4782097A (es)
BR (1) BR9711933A (es)
CA (1) CA2268792C (es)
DE (1) DE69718807T2 (es)
ES (1) ES2188910T3 (es)
RU (1) RU2183229C2 (es)
WO (1) WO1998017847A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE200695T1 (de) * 1996-10-18 2001-05-15 Michelin Rech Tech Wässrige koagulationsmittel für flüssigkristalllösungen auf basis von cellulosehaltigen materialen
KR100488604B1 (ko) * 2003-07-25 2005-05-11 주식회사 효성 라이오셀 멀티 필라멘트
DE102004007616B4 (de) * 2004-02-17 2005-12-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Herstellung von Fasern und anderen Formkörpern aus Cellulosecarbamat und/oder regenerierter Cellulose
PT2344689E (pt) * 2008-10-14 2014-07-28 Sappi Netherlands Services Bv Processo para o fabrico de fibras à base de celulose e as fibras assim obtidas
WO2011048609A2 (en) * 2009-10-07 2011-04-28 Grasim Industries Limited A process of manufacturing low fibrillating cellulose fibers
US9200147B2 (en) 2010-06-29 2015-12-01 Eastman Chemical Company Processes for making cellulose ester compositions
US9273195B2 (en) 2010-06-29 2016-03-01 Eastman Chemical Company Tires comprising cellulose ester/elastomer compositions
US9708474B2 (en) 2011-12-07 2017-07-18 Eastman Chemical Company Cellulose esters in pneumatic tires
US10077342B2 (en) 2016-01-21 2018-09-18 Eastman Chemical Company Elastomeric compositions comprising cellulose ester additives
EP3414371B1 (de) * 2016-02-11 2025-07-30 Technikum Laubholz GmbH Verfahren zur herstellung von polymerfasern aus in ionischen flüssigkeiten gelösten polymeren durch einen luftspaltspinnprozess
CN118369466B (zh) * 2021-08-31 2025-01-28 阿帕尼系统公司 纺织品回收

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL54859C (es) * 1939-05-03 1943-07-15
US3767756A (en) * 1972-06-30 1973-10-23 Du Pont Dry jet wet spinning process
DE3035084C2 (de) 1979-09-21 1990-06-21 Asahi Kasei Kogyo K.K., Osaka Cellulosederivate und anorganische Säuren enthaltende fließfähige Mesophasen-Massen
US4839113A (en) 1984-04-27 1989-06-13 Michelin Recherche Et Technique S.A. Anistropic compositions of cellulose esters; processes for obtaining such compositions; fibers of cellulose esters or cellulose
SU1348396A1 (ru) * 1985-05-27 1987-10-30 Научно-исследовательский институт физико-химических проблем Белорусского государственного университета им.В.И.Ленина Способ получени растворов целлюлозы
US4746694A (en) * 1987-07-06 1988-05-24 Hoechst Celanese Corporation Melt processable polyester capable of forming an anisotropic melt comprising a relatively low concentration of 6-oxy-2-naphthoyl moiety, 4-oxybenzoyl moiety, 2,6-dioxynaphthalene moiety, and terephthaloyl moiety
TW313576B (es) * 1994-08-19 1997-08-21 Akzo Nobel Nv
ATE180843T1 (de) * 1994-08-19 1999-06-15 Akzo Nobel Nv Zelluloselösungen und hieraus hergestellte produkte
CA2197999A1 (en) * 1994-08-19 1996-02-29 Hanneke Boerstoel Process for making cellulose extrudates
FR2724662B1 (fr) * 1994-09-19 1997-01-24 Michelin Rech De Tech Sa Solutions cristal-liquide a base de cellulose et d'au moins un acide phosphorique
FR2737735A1 (fr) * 1995-08-10 1997-02-14 Michelin Rech Tech Fibres cellulosiques a allongement rupture ameliore
NL1001692C2 (nl) * 1995-11-20 1997-05-21 Akzo Nobel Nv Werkwijze voor de bereiding van geregenereerde cellulose filamenten.
PT880609E (pt) * 1996-02-14 2000-09-29 Akzo Nobel Nv Fibras e filamentos de celulose possuindo um elevado alongamento a ruptura
ATE200695T1 (de) * 1996-10-18 2001-05-15 Michelin Rech Tech Wässrige koagulationsmittel für flüssigkristalllösungen auf basis von cellulosehaltigen materialen

Also Published As

Publication number Publication date
US20020040747A1 (en) 2002-04-11
CA2268792A1 (fr) 1998-04-30
EP0932709B1 (fr) 2003-01-29
BR9711933A (pt) 1999-08-24
AU4782097A (en) 1998-05-15
CA2268792C (fr) 2006-07-11
DE69718807T2 (de) 2003-11-13
US6756001B2 (en) 2004-06-29
CN1086427C (zh) 2002-06-19
RU2183229C2 (ru) 2002-06-10
WO1998017847A1 (fr) 1998-04-30
DE69718807D1 (de) 2003-03-06
US20020153076A1 (en) 2002-10-24
JP2001505623A (ja) 2001-04-24
ATE231934T1 (de) 2003-02-15
EP0932709A1 (fr) 1999-08-04
CN1240488A (zh) 2000-01-05
US6427736B1 (en) 2002-08-06

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