IT1099562B - Procedimento per preparare un precursore solido di una soluzione di cellulosa impregnato - Google Patents

Procedimento per preparare un precursore solido di una soluzione di cellulosa impregnato

Info

Publication number
IT1099562B
IT1099562B IT25208/78A IT2520878A IT1099562B IT 1099562 B IT1099562 B IT 1099562B IT 25208/78 A IT25208/78 A IT 25208/78A IT 2520878 A IT2520878 A IT 2520878A IT 1099562 B IT1099562 B IT 1099562B
Authority
IT
Italy
Prior art keywords
preparing
procedure
cellulose solution
solid precursor
impregnated cellulose
Prior art date
Application number
IT25208/78A
Other languages
English (en)
Other versions
IT7825208A0 (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 IT7825208A0 publication Critical patent/IT7825208A0/it
Application granted granted Critical
Publication of IT1099562B publication Critical patent/IT1099562B/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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Artificial Filaments (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paper (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
IT25208/78A 1977-07-26 1978-06-30 Procedimento per preparare un precursore solido di una soluzione di cellulosa impregnato IT1099562B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/819,080 US4211574A (en) 1977-07-26 1977-07-26 Process for making a solid impregnated precursor of a solution of cellulose

Publications (2)

Publication Number Publication Date
IT7825208A0 IT7825208A0 (it) 1978-06-30
IT1099562B true IT1099562B (it) 1985-09-18

Family

ID=25227151

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25208/78A IT1099562B (it) 1977-07-26 1978-06-30 Procedimento per preparare un precursore solido di una soluzione di cellulosa impregnato

Country Status (14)

Country Link
US (1) US4211574A (it)
JP (1) JPS5424961A (it)
AR (1) AR221488A1 (it)
BE (1) BE868735A (it)
BR (1) BR7804792A (it)
CA (1) CA1105204A (it)
DD (1) DD140257A5 (it)
DE (1) DE2830684C3 (it)
ES (1) ES472035A1 (it)
FR (1) FR2398758A1 (it)
GB (1) GB2001322B (it)
IT (1) IT1099562B (it)
NL (1) NL7807422A (it)
SE (1) SE7808037L (it)

Families Citing this family (54)

* 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
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
DE3034685C2 (de) * 1980-09-13 1984-07-05 Akzo Gmbh, 5600 Wuppertal Cellulose-Form- und Spinnmasse mit geringen Anteilen an niedermolekularen Abbauprodukten
US5330567A (en) * 1988-08-16 1994-07-19 Lenzing Aktiengesellschaft Process and arrangement for preparing a solution of cellulose
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
US5603884A (en) * 1994-11-18 1997-02-18 Viskase Corporation Reinforced cellulosic film
DE19544097C1 (de) * 1995-11-27 1997-07-10 Thueringisches Inst Textil Verfahren zur Herstellung von Formkörpern aus Polysaccharidmischungen, daraus hergestellte Formkörper sowie deren Verwendung
EP0908541B1 (en) 1996-03-06 2005-06-01 Mitsubishi Rayon Co., Ltd. Fibril based fibers, method of manufacturing same, spinning nozzle used in same, and moldings obtained therefrom
DE69719326T2 (de) * 1996-06-10 2003-10-16 Hanil Synthetic Fiber Co. Ltd., Masan Verfahren zur herstellung einer homogenen celluloselösung in n-methylmorpholin-n-oxid
US6235392B1 (en) 1996-08-23 2001-05-22 Weyerhaeuser Company Lyocell fibers and process for their preparation
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
US6471727B2 (en) 1996-08-23 2002-10-29 Weyerhaeuser Company Lyocell fibers, and compositions for making the same
SE509894C2 (sv) 1996-08-27 1999-03-15 Akzo Nobel Surface Chem Användning av en linjär syntetisk polymer för att förbättra egenskaperna hos en formkropp av cellulosa framställd genom en tertiär aminoxidprocess
KR100230164B1 (ko) * 1997-05-31 1999-12-01 신동권 균질 셀룰로오스 용액 제조용 코팅된 셀룰로오스 미세 입자 및 그의 제조 방법
AT404846B (de) * 1997-06-16 1999-03-25 Chemiefaser Lenzing Ag Zusammensetzung enthaltend feine feststoffteilchen
US6143884A (en) * 1998-05-09 2000-11-07 Acelon Chemicals & Fiber Corporation Manufacturing process of cellulose viscose with low viscosity
GB2337990A (en) * 1998-06-03 1999-12-08 Courtaulds Fibres Process for shaping cellulose
US6773648B2 (en) 1998-11-03 2004-08-10 Weyerhaeuser Company Meltblown process with mechanical attenuation
US20030032705A1 (en) * 2001-08-07 2003-02-13 Otter James William Ethylene terpolymer adhesive for condensing furnace heat exchanger laminate material
KR100451083B1 (ko) * 2001-11-09 2004-10-02 주식회사 효성 니더를 이용한 고균질한 셀룰로오스 용액의 제조방법
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
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
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
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
DE102004024030A1 (de) * 2004-05-13 2005-12-08 Zimmer Ag Lyocell-Verfahren mit polymerisationsgradabhängiger Einstellung der Verarbeitungsdauer
DE102004024029A1 (de) * 2004-05-13 2005-12-08 Zimmer Ag Lyocell-Verfahren und -Vorrichtung mit Steuerung des Metallionen-Gehalts
DE102004024028B4 (de) * 2004-05-13 2010-04-08 Lenzing Ag Lyocell-Verfahren und -Vorrichtung mit Presswasserrückführung
US7815741B2 (en) 2006-11-03 2010-10-19 Olson David A Reactor pump for catalyzed hydrolytic splitting of cellulose
US7815876B2 (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
DE102008023064A1 (de) * 2008-05-09 2009-11-12 List Holding Ag Verfahren und Vorrichtung zur Herstellung von Formförpern
US8029259B2 (en) * 2008-04-11 2011-10-04 Reifenhauser Gmbh & Co. Kg Maschinenfabrik Array of nozzles for extruding multiple cellulose fibers
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
AU2012275265B2 (en) 2011-06-29 2017-05-04 Covidien Lp Dissolution of oxidized cellulose
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
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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179181A (en) * 1936-04-21 1939-11-07 Soc Of Chemical Ind Cellulose solutions and process of making same
CH437217A (de) * 1965-12-20 1967-06-15 Buss Ag Einrichtung zum kontinuierlichen Herstellen von Lösungen und Suspensionen
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
US3503700A (en) * 1967-08-03 1970-03-31 Eastman Kodak Co Wet and dry strength and liquid repellancy of fibrous material

Also Published As

Publication number Publication date
DD140257A5 (de) 1980-02-20
BE868735A (fr) 1978-11-03
BR7804792A (pt) 1979-04-10
JPS5424961A (en) 1979-02-24
GB2001322A (en) 1979-01-31
US4211574A (en) 1980-07-08
DE2830684B2 (it) 1980-12-11
NL7807422A (nl) 1979-01-30
JPS5541691B2 (it) 1980-10-25
FR2398758A1 (fr) 1979-02-23
DE2830684C3 (de) 1982-02-25
SE7808037L (sv) 1979-01-27
GB2001322B (en) 1983-08-17
DE2830684A1 (de) 1979-02-15
IT7825208A0 (it) 1978-06-30
ES472035A1 (es) 1979-02-01
AR221488A1 (es) 1981-02-13
CA1105204A (en) 1981-07-21

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