CZ311395A3 - Method of monitoring concentration of a spinning solution when producing a product - Google Patents

Method of monitoring concentration of a spinning solution when producing a product Download PDF

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Publication number
CZ311395A3
CZ311395A3 CZ953113A CZ311395A CZ311395A3 CZ 311395 A3 CZ311395 A3 CZ 311395A3 CZ 953113 A CZ953113 A CZ 953113A CZ 311395 A CZ311395 A CZ 311395A CZ 311395 A3 CZ311395 A3 CZ 311395A3
Authority
CZ
Czechia
Prior art keywords
solution
water
amine oxide
refractive index
cellulose
Prior art date
Application number
CZ953113A
Other languages
Czech (cs)
English (en)
Inventor
Alan Sellars
Michael Colin Quigley
Original Assignee
Courtaulds Fibres Holdings Ltd
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=22075936&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CZ311395(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Courtaulds Fibres Holdings Ltd filed Critical Courtaulds Fibres Holdings Ltd
Publication of CZ311395A3 publication Critical patent/CZ311395A3/cs

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92209—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92247—Optical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/926—Flow or feed rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Artificial Filaments (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
CZ953113A 1993-05-24 1994-05-20 Method of monitoring concentration of a spinning solution when producing a product CZ311395A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/067,431 US5354524A (en) 1993-05-24 1993-05-24 Monitoring concentration of dope in product manufacture

Publications (1)

Publication Number Publication Date
CZ311395A3 true CZ311395A3 (en) 1996-03-13

Family

ID=22075936

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ953113A CZ311395A3 (en) 1993-05-24 1994-05-20 Method of monitoring concentration of a spinning solution when producing a product

Country Status (19)

Country Link
US (2) US5354524A (enExample)
EP (1) EP0700458B1 (enExample)
JP (1) JPH08510511A (enExample)
KR (1) KR960702549A (enExample)
CN (1) CN1124506A (enExample)
AT (2) AT1550U1 (enExample)
AU (1) AU678472B2 (enExample)
BR (1) BR9406287A (enExample)
CA (1) CA2163259A1 (enExample)
CZ (1) CZ311395A3 (enExample)
DE (1) DE69412606T2 (enExample)
ES (1) ES2121206T3 (enExample)
FI (1) FI955655L (enExample)
HU (1) HUT73033A (enExample)
PL (1) PL311716A1 (enExample)
SK (1) SK148695A3 (enExample)
TR (1) TR28380A (enExample)
TW (1) TW290593B (enExample)
WO (1) WO1994028212A1 (enExample)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19509291A1 (de) * 1995-03-15 1996-09-19 Akzo Nobel Nv Verfahren zur Kontrolle der Konzentration einer Lösung von Cellulose in einem tertiären Amin-N-oxid und Wasser
AT402411B (de) * 1995-04-19 1997-05-26 Chemiefaser Lenzing Ag Anlage sowie integriertes folien- und faserwerk zur herstellung cellulosischer folien und fasern
AT405576B (de) * 1995-05-04 1999-09-27 Chemiefaser Lenzing Ag Verfahren zum kontrollieren einer fliessenden cellulosesuspension
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
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
US6773648B2 (en) 1998-11-03 2004-08-10 Weyerhaeuser Company Meltblown process with mechanical attenuation
US6264874B1 (en) * 1999-04-22 2001-07-24 Viskase Corporation Method of controlling the diameter of a clear extruded tube
WO2000077515A2 (en) * 1999-06-16 2000-12-21 Teijin Twaron B.V. Process for determining the polymer concentration in a spinning dope solution
DE19949726B4 (de) * 1999-10-15 2005-07-28 Zimmer Ag Verfahren und Vorrichtung zur Regelung der Zusammensetzung von Lösung(en) bei der Herstellung von cellulosischen Formkörpern
DE19949727B4 (de) * 1999-10-06 2005-02-24 Zimmer Ag Verfahren und Vorrichtung zur Regelung der Zusammensetzung von Lösung(en)
ATE261007T1 (de) * 1999-10-06 2004-03-15 Zimmer Ag Verfahren und vorrichtung zur herstellung von cellulosischen formkörpern
US6972101B1 (en) 1999-10-06 2005-12-06 Zimmer Ag Method and device for regulating the composition of solution(s)
ATE258239T1 (de) 1999-10-06 2004-02-15 Lurgi Zimmer Ag Verfahren und vorrichtung zur regelung der zusammensetzung der cellulosehaltigen extrusionslösung bei dem lyocellprozess
DE19947910A1 (de) * 1999-10-06 2001-04-19 Alceru Schwarza Gmbh Verfahren und Vorrichtung zur Herstellung von cellulosischen Formkörpern
EP1658395B1 (de) * 2003-08-30 2006-11-08 THÜRINGISCHES INSTITUT FÜR TEXTIL- UND KUNSTSTOFF-FORSCHUNG e.V. Verfahren zur herstellung von formkörpern mit thermoregulativen eigenschaften
DE10346768A1 (de) 2003-10-06 2005-04-21 Zimmer Ag Verfahren zur automatischen Analyse von polymerhaltigem Abfall und Analyseautomat hierzu
US7718036B2 (en) 2006-03-21 2010-05-18 Georgia Pacific Consumer Products Lp Absorbent sheet having regenerated cellulose microfiber network
US8187421B2 (en) * 2006-03-21 2012-05-29 Georgia-Pacific Consumer Products Lp Absorbent sheet incorporating regenerated cellulose microfiber
US8187422B2 (en) 2006-03-21 2012-05-29 Georgia-Pacific Consumer Products Lp Disposable cellulosic wiper
US8540846B2 (en) 2009-01-28 2013-09-24 Georgia-Pacific Consumer Products Lp Belt-creped, variable local basis weight multi-ply sheet with cellulose microfiber prepared with perforated polymeric belt
US8177938B2 (en) * 2007-01-19 2012-05-15 Georgia-Pacific Consumer Products Lp Method of making regenerated cellulose microfibers and absorbent products incorporating same
WO2009098073A1 (de) * 2008-02-08 2009-08-13 List Holding Ag Verfahren und vorrichtung zur herstellung von formkörpern
US9555558B2 (en) 2010-04-08 2017-01-31 List Holding Ag Process for producing a product
DE102010037530A1 (de) * 2010-06-11 2011-12-15 List Holding Ag Verfahren zur Herstellung eines Produktes
US9127457B2 (en) * 2012-07-10 2015-09-08 King Saud University Machine for deforming and cutting plastic strips for enhancing concrete
DE112016000296A5 (de) * 2015-01-08 2017-09-21 Oerlikon Textile Gmbh & Co. Kg Verfahren und Vorrichtung zum Verstrecken einer Vielzahl von schmelzgesponnenen Fasersträngen
CN105037753B (zh) * 2015-06-01 2017-12-05 中国纺织科学研究院 一种纤维素溶液的制备工艺及其设备
CN105334287B (zh) * 2015-12-03 2017-12-29 唐山三友集团兴达化纤有限公司 一种用在线自动分析装置分析纺丝浴成分的方法
EP3470557A1 (de) * 2017-10-12 2019-04-17 Lenzing Aktiengesellschaft Spinnvorrichtung und verfahren zum anspinnen einer spinnvorrichtung
DE102019116736B4 (de) * 2019-06-20 2022-03-24 List Technology Ag Herstellungsverfahren und Vorrichtung zur Herstellung einer Spinnlösung aus Recyclingfasern unter Verwendung des Lösungsmittelverfahrens
WO2023034885A1 (en) * 2021-08-31 2023-03-09 Apani Systems Inc. Textile recycling
CN119082889A (zh) * 2024-11-06 2024-12-06 南通金余纺塑有限公司 一种高效纤维素纤维微纳化制备装置及其制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS584083B2 (ja) * 1979-03-23 1983-01-25 日本エステル株式会社 油剤循環方法

Also Published As

Publication number Publication date
DE69412606D1 (de) 1998-09-24
TW290593B (enExample) 1996-11-11
AT1550U1 (de) 1997-07-25
PL311716A1 (en) 1996-03-04
JPH08510511A (ja) 1996-11-05
HUT73033A (en) 1996-06-28
ES2121206T3 (es) 1998-11-16
EP0700458A1 (en) 1996-03-13
AU6727094A (en) 1994-12-20
AU678472B2 (en) 1997-05-29
FI955655A7 (fi) 1995-11-23
CN1124506A (zh) 1996-06-12
BR9406287A (pt) 1996-01-02
FI955655A0 (fi) 1995-11-23
US5354524A (en) 1994-10-11
WO1994028212A1 (en) 1994-12-08
TR28380A (tr) 1996-05-30
SK148695A3 (en) 1997-02-05
ATE169969T1 (de) 1998-09-15
HU9503347D0 (en) 1996-01-29
KR960702549A (ko) 1996-04-27
DE69412606T2 (de) 1999-02-11
EP0700458B1 (en) 1998-08-19
CA2163259A1 (en) 1994-12-08
US5507983A (en) 1996-04-16
FI955655L (fi) 1995-11-23

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