BR7804792A - Processo para preparacao de um precursor de uma solucao de celulose e precursor solido assim obtido - Google Patents

Processo para preparacao de um precursor de uma solucao de celulose e precursor solido assim obtido

Info

Publication number
BR7804792A
BR7804792A BR7804792A BR7804792A BR7804792A BR 7804792 A BR7804792 A BR 7804792A BR 7804792 A BR7804792 A BR 7804792A BR 7804792 A BR7804792 A BR 7804792A BR 7804792 A BR7804792 A BR 7804792A
Authority
BR
Brazil
Prior art keywords
precursor
cellulose
preparation
solution
solid
Prior art date
Application number
BR7804792A
Other languages
English (en)
Inventor
C Mccorsley
J Varga
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 BR7804792A publication Critical patent/BR7804792A/pt

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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Paper (AREA)
BR7804792A 1977-07-26 1978-07-25 Processo para preparacao de um precursor de uma solucao de celulose e precursor solido assim obtido BR7804792A (pt)

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 (1)

Publication Number Publication Date
BR7804792A true BR7804792A (pt) 1979-04-10

Family

ID=25227151

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7804792A BR7804792A (pt) 1977-07-26 1978-07-25 Processo para preparacao de um precursor de uma solucao de celulose e precursor solido assim obtido

Country Status (14)

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

Families Citing this family (53)

* 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
JPS5989904U (ja) * 1982-12-09 1984-06-18 石橋ハマプラス株式会社 パイプより成る縦横両杆の接続装置
US5330567A (en) * 1988-08-16 1994-07-19 Lenzing Aktiengesellschaft Process and arrangement for preparing a solution of cellulose
KR100297308B1 (ko) * 1993-02-16 2001-10-24 나가이 야타로 성형용셀룰로오즈용액및이를사용하는성형방법
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
RU2156839C2 (ru) 1996-03-06 2000-09-27 Мицубиси Рэйон Ко., Лтд. Волокна фибрилловой системы (варианты), формованное изделие, способ изготовления волокон фибрилловой системы, прядильная фильера для изготовления волокон фибрилловой системы
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
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
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
US6306334B1 (en) 1996-08-23 2001-10-23 The Weyerhaeuser Company Process for melt blowing continuous lyocell fibers
US6235392B1 (en) 1996-08-23 2001-05-22 Weyerhaeuser Company Lyocell fibers and process for their preparation
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
US6790527B1 (en) 2003-04-16 2004-09-14 Weyerhaeuser Company Lyocell fiber from unbleached pulp
US7097737B2 (en) * 2003-04-16 2006-08-29 Weyerhaeuser Company Method of making a modified unbleached pulp for lyocell products
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
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
US8029259B2 (en) * 2008-04-11 2011-10-04 Reifenhauser Gmbh & Co. Kg Maschinenfabrik Array of nozzles for extruding multiple cellulose fibers
US8029260B2 (en) * 2008-04-11 2011-10-04 Reifenhauser Gmbh & Co. Kg Maschinenfabrik Apparatus for extruding cellulose fibers
EP2726512B1 (en) 2011-06-29 2017-10-11 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

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
US3447939A (en) * 1966-09-02 1969-06-03 Eastman Kodak Co Compounds dissolved in cyclic amine oxides
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
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
DE2830684A1 (de) 1979-02-15
IT7825208A0 (it) 1978-06-30
AR221488A1 (es) 1981-02-13
DE2830684B2 (pt) 1980-12-11
GB2001322B (en) 1983-08-17
IT1099562B (it) 1985-09-18
CA1105204A (en) 1981-07-21
NL7807422A (nl) 1979-01-30
JPS5424961A (en) 1979-02-24
SE7808037L (sv) 1979-01-27
DE2830684C3 (de) 1982-02-25
FR2398758A1 (fr) 1979-02-23
US4211574A (en) 1980-07-08
GB2001322A (en) 1979-01-31
ES472035A1 (es) 1979-02-01
BE868735A (fr) 1978-11-03
JPS5541691B2 (pt) 1980-10-25
DD140257A5 (de) 1980-02-20

Similar Documents

Publication Publication Date Title
BR7804792A (pt) Processo para preparacao de um precursor de uma solucao de celulose e precursor solido assim obtido
BR7804763A (pt) Processo para a preparacao de derivados de imidazoquinazolina,e compostos assim obtidos
BR7806123A (pt) Processo para a preparacao de fenoxi-piridinil(pirimididinil)-alcanois,composicoes fungicidas e sua aplicacao
BR7902268A (pt) Processo para a preparacao de um componente catalitico para(co)polimerizar alfa-olefinas
BR7805176A (pt) Processo para a preparacao de um tijolo de magnesiacarbono e produto resultante
BR7802426A (pt) Processo para a preparacao de acidos de poli-eter-amidas
BR7806453A (pt) Processo e aparelho para a producao de polpa de celulose
BR7807734A (pt) Processo para a preparacao de um catalisador misto,catalisador assim obtido,sua aplicacao,e processo para a preparacao de uma poliolefina
PT81750B (pt) Processo para a fabricacao de polpa de celulose
BR7703970A (pt) Processo para a preparacao de uma gama pirona;e processo para a preparacao de um composto de gama pirona
BR7602786A (pt) Processo para a preparacao de eteres de celulose absorvedores de agua
BR7703215A (pt) Processo para a fabricacao de polpa de celulose
BR7802091A (pt) Processo para a preparacao de guanidina
BR8006521A (pt) Processo e dispositivo para a producao de celulose mecanica
BR7803684A (pt) Processo para a preparacao de um eletrode-posito e solucao de deposicao aquosa
BR7807039A (pt) Processo para a preparacao de halogenovinil-gama-butirolactonas
BR7805685A (pt) Processo para a preparacao de p-benzoquinonodicetais
BR7708218A (pt) Processo para a producao de pasta de celulose
BR7802989A (pt) Processo para a preparacao de um composto
BR7805873A (pt) Processo para a preparacao de tetrahidrofurano-2-onas halogeneo-vinil-substituidas
BR7707529A (pt) Processo para preparar uma gamapirona;e processo para a obtencao de um composto relacionado com a preparacao de uma gamapirona
BR7800185A (pt) Processo para producao de tiazolino-2-tionas e tiazolino-2-tionas
BR7708176A (pt) Processo para a preparacao de uma solucao corante,solucoes corantes e sua aplicacao
BR7802613A (pt) Processo para a preparacao de antranilamidas
BR7805874A (pt) Processo para a preparacao de imidas de acido n-fenil-succinico substituidas,composicoes fungicidas e sua aplicacao

Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Free format text: PROCEDIMENTO AUTOMATICO DE RECLASSIFICACAO. AS CLASSIFICACOES IPC ANTERIORES ERAM: D01D 1/02; C08J 3/08; D01F 2/02.

Ipc: C08J 3/09 (2006.01), C08L 1/00 (2006.01)

Ipc: C08J 3/09 (2006.01), C08L 1/00 (2006.01)