IT1099563B - Procedimento per preparare un pecursore di una soluzione di cellulosa - Google Patents

Procedimento per preparare un pecursore di una soluzione di cellulosa

Info

Publication number
IT1099563B
IT1099563B IT25209/78A IT2520978A IT1099563B IT 1099563 B IT1099563 B IT 1099563B IT 25209/78 A IT25209/78 A IT 25209/78A IT 2520978 A IT2520978 A IT 2520978A IT 1099563 B IT1099563 B IT 1099563B
Authority
IT
Italy
Prior art keywords
savor
preparing
procedure
cellulose solution
cellulose
Prior art date
Application number
IT25209/78A
Other languages
English (en)
Other versions
IT7825209A0 (it
Original Assignee
Akzona Inc
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 Akzona Inc filed Critical Akzona Inc
Publication of IT7825209A0 publication Critical patent/IT7825209A0/it
Application granted granted Critical
Publication of IT1099563B publication Critical patent/IT1099563B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
    • C08J3/091—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids characterised by the chemical constitution of the organic liquid
    • C08J3/096—Nitrogen containing compounds
    • 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
    • C08B1/003—Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/02—Cellulose; Modified cellulose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Artificial Filaments (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
IT25209/78A 1977-07-26 1978-06-30 Procedimento per preparare un pecursore di una soluzione di cellulosa IT1099563B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/819,081 US4142913A (en) 1977-07-26 1977-07-26 Process for making a precursor of a solution of cellulose

Publications (2)

Publication Number Publication Date
IT7825209A0 IT7825209A0 (it) 1978-06-30
IT1099563B true IT1099563B (it) 1985-09-18

Family

ID=25227152

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25209/78A IT1099563B (it) 1977-07-26 1978-06-30 Procedimento per preparare un pecursore di una soluzione di cellulosa

Country Status (13)

Country Link
US (1) US4142913A (it)
JP (1) JPS5424962A (it)
AR (1) AR225003A1 (it)
BE (1) BE868736A (it)
BR (1) BR7804791A (it)
CA (1) CA1110404A (it)
DD (1) DD140258A5 (it)
DE (1) DE2830683C3 (it)
FR (1) FR2398759A1 (it)
GB (1) GB2001321B (it)
IT (1) IT1099563B (it)
NL (1) NL7807423A (it)
SE (1) SE7808038L (it)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4324593A (en) * 1978-09-01 1982-04-13 Akzona Incorporated Shapeable tertiary amine N-oxide solution of cellulose, shaped cellulose product made therefrom and process for preparing the shapeable solution and cellulose products
US4261943A (en) * 1979-07-02 1981-04-14 Akzona Incorporated Process for surface treating cellulose products
US4290815A (en) * 1980-01-28 1981-09-22 Akzona Incorporated Use of co-solvents in amine N-oxide solutions
DE3021943A1 (de) * 1980-06-12 1982-01-21 Akzo Gmbh, 5600 Wuppertal Dialysemembran aus cellulose
DE3034685C2 (de) * 1980-09-13 1984-07-05 Akzo Gmbh, 5600 Wuppertal Cellulose-Form- und Spinnmasse mit geringen Anteilen an niedermolekularen Abbauprodukten
JPH0431248Y2 (it) * 1986-04-18 1992-07-28
US5330567A (en) * 1988-08-16 1994-07-19 Lenzing Aktiengesellschaft Process and arrangement for preparing a solution of cellulose
USH1592H (en) * 1992-01-17 1996-09-03 Viskase Corporation Cellulosic food casing
US5277857A (en) * 1992-01-17 1994-01-11 Viskase Corporation Method of making a cellulose food casing
DE69430654T2 (de) * 1993-02-16 2003-02-06 Mitsubishi Rayon Co., Ltd. Lösung von cellulose zur formung und verfahren zur herstellung von formmassen daraus
US5413631A (en) * 1993-05-24 1995-05-09 Courtaulds (Holding) Limited Formation of a cellulose-based premix
KR970011096B1 (ko) * 1993-09-09 1997-07-07 한국과학기술연구원 셀룰로오스와 3급 아민옥사이드의 펠렛상 혼합 분말과 셀룰로오스 방사 용액 및 그의 제조 방법
DE4420304C1 (de) * 1994-06-10 1995-09-21 Fraunhofer Ges Forschung Flexible Cellulosefasern mit reduziertem Modul und vermindertem NMR-Ordnungsgrad und deren Herstellung
US5603884A (en) * 1994-11-18 1997-02-18 Viskase Corporation Reinforced cellulosic film
EP0727439B1 (en) * 1995-02-20 2003-02-19 Korea Institute Of Science And Technology Pelletized pre-dope granules of cellulose and tertiary amine oxide, process for making them and process for making shaped articles thereof
WO1996030410A1 (de) * 1995-03-31 1996-10-03 Akzo Nobel N.V. Verfahren zur herstellung von celluloselösungen in wasserhaltigen tertiären amin-n-oxiden
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
US6471727B2 (en) 1996-08-23 2002-10-29 Weyerhaeuser Company Lyocell fibers, and compositions for making the same
US6235392B1 (en) 1996-08-23 2001-05-22 Weyerhaeuser Company Lyocell fibers and process for their preparation
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
AT404846B (de) * 1997-06-16 1999-03-25 Chemiefaser Lenzing Ag Zusammensetzung enthaltend feine feststoffteilchen
US5951933A (en) * 1997-07-24 1999-09-14 Alfacel S.A. Processes for precipitating tertiary amine oxide cellulose solutions containing water soluble polymers and products made therefrom
US5891375A (en) * 1997-07-24 1999-04-06 Alfacel S.A. Processes for precipitating tertiary amine oxide cellulose solutions containing esters and products made therefrom
DE19753190B4 (de) * 1997-11-21 2004-02-26 Gerking, Lüder, Dr.-Ing. LYOCELL-Fasern mit verringerter Neigung zum Fibrillieren
US6773648B2 (en) 1998-11-03 2004-08-10 Weyerhaeuser Company Meltblown process with mechanical attenuation
US6547999B1 (en) 1999-10-18 2003-04-15 Viskase Corporation Cellulose food casing, cellulose composition and production method therefor
US20030032705A1 (en) * 2001-08-07 2003-02-13 Otter James William Ethylene terpolymer adhesive for condensing furnace heat exchanger laminate material
DE10200406A1 (de) * 2002-01-08 2003-07-24 Zimmer Ag Spinnvorrichtung und -verfahren mit turbulenter Kühlbeblasung
DE10200405A1 (de) * 2002-01-08 2002-08-01 Zimmer Ag Spinnvorrichtung und -verfahren mit Kühlbeblasung
DE10204381A1 (de) * 2002-01-28 2003-08-07 Zimmer Ag Ergonomische Spinnanlage
DE10206089A1 (de) * 2002-02-13 2002-08-14 Zimmer Ag Bersteinsatz
DE10213007A1 (de) * 2002-03-22 2003-10-09 Zimmer Ag Verfahren und Vorrichtung zur Regelung des Raumklimas bei einem Spinnprozess
DE10223268B4 (de) * 2002-05-24 2006-06-01 Zimmer Ag Benetzungseinrichtung und Spinnanlage mit Benetzungseinrichtung
KR100611890B1 (ko) * 2002-05-31 2006-08-11 주식회사 효성 고균질 셀룰로오스 용액의 제조방법
DE10314878A1 (de) * 2003-04-01 2004-10-28 Zimmer Ag Verfahren und Vorrichtung zur Herstellung nachverstreckter Cellulose-Spinnfäden
US7097737B2 (en) * 2003-04-16 2006-08-29 Weyerhaeuser Company Method of making a modified unbleached pulp for lyocell products
US6790527B1 (en) 2003-04-16 2004-09-14 Weyerhaeuser Company Lyocell fiber from unbleached pulp
US6833187B2 (en) 2003-04-16 2004-12-21 Weyerhaeuser Company Unbleached pulp for lyocell products
US7214727B2 (en) * 2003-06-30 2007-05-08 Hyosung Corporation Solution containing cellulose dissolved in N-methylmorpholine-N-oxide and high tenacity lyocell multifilament using the same
AU2003273105A1 (en) * 2003-06-30 2005-01-13 Hyosung Corporation A jomogeneous cellulose solution and high tenacity lyocell multifilament using the same
JP4234057B2 (ja) * 2003-06-30 2009-03-04 ヒョスング コーポレーション 高均質セルロース溶液から製造したセルロースディップコード及びタイヤ
KR100488604B1 (ko) * 2003-07-25 2005-05-11 주식회사 효성 라이오셀 멀티 필라멘트
US7202928B2 (en) * 2003-10-16 2007-04-10 Lg. Philips Lcd Co., Ltd Array substrate for in-plane switching mode liquid crystal display device and method of fabricating the same
US7459015B2 (en) * 2004-04-16 2008-12-02 Birla Research Institute For Applied Sciences Process for the preparation of a cellulose solution for spinning of fibres, filaments or films therefrom
DE102004024028B4 (de) * 2004-05-13 2010-04-08 Lenzing Ag Lyocell-Verfahren und -Vorrichtung mit Presswasserrückführung
DE102004024029A1 (de) * 2004-05-13 2005-12-08 Zimmer Ag Lyocell-Verfahren und -Vorrichtung mit Steuerung des Metallionen-Gehalts
DE102004024030A1 (de) * 2004-05-13 2005-12-08 Zimmer Ag Lyocell-Verfahren mit polymerisationsgradabhängiger Einstellung der Verarbeitungsdauer
KR100575378B1 (ko) * 2004-11-10 2006-05-02 주식회사 효성 셀룰로오스 섬유의 제조방법
KR100575388B1 (ko) * 2004-12-30 2006-05-03 주식회사 효성 고균질 셀룰로오스 용액 및 이로 부터 제조된 섬유
KR100674670B1 (ko) * 2006-04-27 2007-01-25 주식회사 효성 고무보강용 셀룰로오스 생코드
KR100721443B1 (ko) * 2006-04-27 2007-05-23 주식회사 효성 고무보강용 셀룰로오스 열처리 코드
US7815876B2 (en) 2006-11-03 2010-10-19 Olson David A Reactor pump for catalyzed hydrolytic splitting of cellulose
US7815741B2 (en) * 2006-11-03 2010-10-19 Olson David A Reactor pump for catalyzed hydrolytic splitting of cellulose
KR100949556B1 (ko) 2006-12-26 2010-03-25 주식회사 코오롱 셀룰로오스-폴리비닐알코올 가교 복합섬유의 제조방법 및이로부터 제조되는 가교 복합섬유
US8303888B2 (en) * 2008-04-11 2012-11-06 Reifenhauser Gmbh & Co. Kg Process of forming a non-woven cellulose web and a web produced by said process
US8029260B2 (en) * 2008-04-11 2011-10-04 Reifenhauser Gmbh & Co. Kg Maschinenfabrik Apparatus for extruding cellulose fibers
US8029259B2 (en) * 2008-04-11 2011-10-04 Reifenhauser Gmbh & Co. Kg Maschinenfabrik Array of nozzles for extruding multiple cellulose fibers
AU2012275265B2 (en) 2011-06-29 2017-05-04 Covidien Lp Dissolution of oxidized cellulose
DE102012103296A1 (de) 2012-04-17 2013-10-17 List Holding Ag Verfahren zur Herstellung von Formkörpern
US9271937B2 (en) 2012-05-31 2016-03-01 Covidien Lp Oxidized cellulose microspheres
US9499636B2 (en) 2012-06-28 2016-11-22 Covidien Lp Dissolution of oxidized cellulose and particle preparation by cross-linking with multivalent cations
GB2511528A (en) 2013-03-06 2014-09-10 Speciality Fibres And Materials Ltd Absorbent materials
US10413566B2 (en) 2013-03-15 2019-09-17 Covidien Lp Thixotropic oxidized cellulose solutions and medical applications thereof
US11008406B2 (en) * 2016-06-20 2021-05-18 Aditya Birla Science & Technology Company Private Limited Method for preparing cellulose dope
WO2026073547A1 (en) 2024-10-02 2026-04-09 Glock Health Gmbh Devices and materials for wound care and methods of preparation thereof
WO2026073548A1 (en) 2024-10-02 2026-04-09 Speciality Fibres And Materials Ltd Devices and materials for wound care and methods of preparation thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH194638A (de) * 1936-04-21 1937-12-15 Chem Ind Basel Verfahren zur Herstellung einer neuen Celluloselösung.
CH191822A (de) * 1936-04-21 1937-07-15 Chem Ind Basel Verfahren zur Herstellung einer neuen Zelluloselösung.
US3447956A (en) * 1966-09-02 1969-06-03 Eastman Kodak Co Process for strengthening swellable fibrous material with an amine oxide and the resulting material
US3447939A (en) * 1966-09-02 1969-06-03 Eastman Kodak Co Compounds dissolved in cyclic amine oxides

Also Published As

Publication number Publication date
BE868736A (fr) 1978-11-03
JPS5541692B2 (it) 1980-10-25
DE2830683B2 (de) 1980-12-11
JPS5424962A (en) 1979-02-24
SE7808038L (sv) 1979-01-27
FR2398759A1 (fr) 1979-02-23
AR225003A1 (es) 1982-02-15
US4142913A (en) 1979-03-06
BR7804791A (pt) 1979-04-10
IT7825209A0 (it) 1978-06-30
DE2830683A1 (de) 1979-02-15
CA1110404A (en) 1981-10-13
GB2001321B (en) 1982-08-04
DE2830683C3 (de) 1982-04-01
GB2001321A (en) 1979-01-31
DD140258A5 (de) 1980-02-20
NL7807423A (nl) 1979-01-30

Similar Documents

Publication Publication Date Title
IT1099563B (it) Procedimento per preparare un pecursore di una soluzione di cellulosa
IT1099562B (it) Procedimento per preparare un precursore solido di una soluzione di cellulosa impregnato
NO782556L (no) Fremgangsmaate for fremstilling av aminoxydopploesning av cellulose
IT1058386B (it) Procedimento per la preparazione di un sale di metallo alcalino di carbossimetil cellulosa etere
NO782768L (no) Fremgangsmaate for fremstilling av alkenderivater
NO781769L (no) Fremgangsmaate for fremstilling av hoeyredreiende spiro-hydantoinforbindelser
IT7821033A0 (it) Procedimento di preparazione di una testa di rivelazione.
IT1101294B (it) Procedimento per preparare ntirodiarilammine
RO85081A (ro) Procedeu pentru tratamentul de suprafata a produselor celulozice
PT67641A (de) Process for preparing pyrrolidinic derivatives
IT7850094A0 (it) Prodotti fumabili a base di cellulosa e procedimento per produrli
PL209331A1 (pl) Sposob wytwarzania celulozy
IT1097295B (it) Procedimento per preparare p-benzochinone
IT1094180B (it) Procedimento per produrre una sostanza cheratinosa ridotta
SE7613973L (sv) Forfarande for framstellning av pappersmassa
IT1092403B (it) Procedimento per preparare protocatecualdeide
IT1109111B (it) Procedimento per la produzione di cellulosa da legno di conifera
ES495275A0 (es) Un metodo de preparacion de una solucion acuosa de un sili- conato amino-metalico
IT7968380A0 (it) Procedimento per la sbianca della cellulosa
NO148334C (no) Fremgangsmaate for fremstilling av mettede alifatiske diperoksydikarboksylsyrer
IT1089268B (it) Procedimento per preparare metil-isocianato
SE7810749L (sv) Forfarande for framstellning av slipmassa
IT1092357B (it) Involucro tubolare di cellulosa per alimentari insaccati
IT1155796B (it) Procedimento per preparare tetralchiltiuram-bisolfuri
SE7805225L (sv) Pappersmaskin, serskilt for framstellning av silkepapper