DE69412606T2 - Konzentrationsüberwachung von lösungen bei einem herstellungsverfahren - Google Patents

Konzentrationsüberwachung von lösungen bei einem herstellungsverfahren

Info

Publication number
DE69412606T2
DE69412606T2 DE69412606T DE69412606T DE69412606T2 DE 69412606 T2 DE69412606 T2 DE 69412606T2 DE 69412606 T DE69412606 T DE 69412606T DE 69412606 T DE69412606 T DE 69412606T DE 69412606 T2 DE69412606 T2 DE 69412606T2
Authority
DE
Germany
Prior art keywords
solutions
manufacturing process
concentration monitoring
monitoring
concentration
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.)
Revoked
Application number
DE69412606T
Other languages
English (en)
Other versions
DE69412606D1 (de
Inventor
Alan Sellars
Michael Quigley
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.)
Courtaulds Fibres Holdings Ltd
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=DE69412606(T2) "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 DE69412606D1 publication Critical patent/DE69412606D1/de
Application granted granted Critical
Publication of DE69412606T2 publication Critical patent/DE69412606T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • 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)
DE69412606T 1993-05-24 1994-05-20 Konzentrationsüberwachung von lösungen bei einem herstellungsverfahren Revoked DE69412606T2 (de)

Applications Claiming Priority (2)

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
PCT/GB1994/001090 WO1994028212A1 (en) 1993-05-24 1994-05-20 Monitoring concentration of dope in product manufacture

Publications (2)

Publication Number Publication Date
DE69412606D1 DE69412606D1 (de) 1998-09-24
DE69412606T2 true DE69412606T2 (de) 1999-02-11

Family

ID=22075936

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69412606T Revoked DE69412606T2 (de) 1993-05-24 1994-05-20 Konzentrationsüberwachung von lösungen bei einem herstellungsverfahren

Country Status (19)

Country Link
US (2) US5354524A (de)
EP (1) EP0700458B1 (de)
JP (1) JPH08510511A (de)
KR (1) KR960702549A (de)
CN (1) CN1124506A (de)
AT (2) AT1550U1 (de)
AU (1) AU678472B2 (de)
BR (1) BR9406287A (de)
CA (1) CA2163259A1 (de)
CZ (1) CZ311395A3 (de)
DE (1) DE69412606T2 (de)
ES (1) ES2121206T3 (de)
FI (1) FI955655A (de)
HU (1) HUT73033A (de)
PL (1) PL311716A1 (de)
SK (1) SK148695A3 (de)
TR (1) TR28380A (de)
TW (1) TW290593B (de)
WO (1) WO1994028212A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
AT521560A5 (de) * 2015-06-01 2023-08-15 China Textile Academy Prozess zur Herstellung einer Zelluloselösung und Gerät dafür

Families Citing this family (30)

* 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
US6471727B2 (en) 1996-08-23 2002-10-29 Weyerhaeuser Company Lyocell fibers, and compositions for making 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
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
AU5968800A (en) * 1999-06-16 2001-01-02 Teijin Twaron B.V. Process for determining the polymer concentration in a spinning dope solution
US7326376B1 (en) * 1999-10-06 2008-02-05 Lenzing Ag Method and device for controlling the composition of the cellulose containing extrusion solution in the lyocell process
WO2001025512A2 (de) * 1999-10-06 2001-04-12 Alceru Schwarza Gmbh Verfahren und vorrichtung zur regelung der zusammensetzung von lösung(en)
DE19947910A1 (de) * 1999-10-06 2001-04-19 Alceru Schwarza Gmbh Verfahren und Vorrichtung zur Herstellung von cellulosischen Formkörpern
US6902690B1 (en) * 1999-10-06 2005-06-07 Zimmer Ag Method and device for producing cellulosed shaped bodies
DE19949727B4 (de) * 1999-10-06 2005-02-24 Zimmer Ag Verfahren und Vorrichtung zur Regelung der Zusammensetzung von Lösung(en)
US20060279017A1 (en) * 2003-08-30 2006-12-14 Detlef Gersching Moulded bodies, in particular fibres and the structures thereof exhibiting thermoregulation properties
DE10346768A1 (de) 2003-10-06 2005-04-21 Zimmer Ag Verfahren zur automatischen Analyse von polymerhaltigem Abfall und Analyseautomat hierzu
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
US7718036B2 (en) * 2006-03-21 2010-05-18 Georgia Pacific Consumer Products Lp Absorbent sheet having regenerated cellulose microfiber network
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
MX2012011708A (es) * 2010-04-08 2013-02-27 List Holding Ag Procemiento para la fabricacion de un producto.
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
CN107208316B (zh) * 2015-01-08 2021-01-08 欧瑞康纺织有限及两合公司 用于拉伸大量熔纺的纤维条子的方法和设备
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
WO2023034885A1 (en) * 2021-08-31 2023-03-09 Apani Systems Inc. Textile recycling

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
AT521560A5 (de) * 2015-06-01 2023-08-15 China Textile Academy Prozess zur Herstellung einer Zelluloselösung und Gerät dafür
AT521560B1 (de) * 2015-06-01 2023-08-15 China Textile Academy Prozess zur Herstellung einer Zelluloselösung und Gerät dafür

Also Published As

Publication number Publication date
DE69412606D1 (de) 1998-09-24
FI955655A0 (fi) 1995-11-23
JPH08510511A (ja) 1996-11-05
AT1550U1 (de) 1997-07-25
TW290593B (de) 1996-11-11
PL311716A1 (en) 1996-03-04
CN1124506A (zh) 1996-06-12
CA2163259A1 (en) 1994-12-08
KR960702549A (ko) 1996-04-27
ES2121206T3 (es) 1998-11-16
AU678472B2 (en) 1997-05-29
FI955655A (fi) 1995-11-23
US5507983A (en) 1996-04-16
CZ311395A3 (en) 1996-03-13
EP0700458B1 (de) 1998-08-19
US5354524A (en) 1994-10-11
ATE169969T1 (de) 1998-09-15
HUT73033A (en) 1996-06-28
TR28380A (tr) 1996-05-30
AU6727094A (en) 1994-12-20
BR9406287A (pt) 1996-01-02
SK148695A3 (en) 1997-02-05
EP0700458A1 (de) 1996-03-13
HU9503347D0 (en) 1996-01-29
WO1994028212A1 (en) 1994-12-08

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation