FI69876C - Foerfarande foer framstaellning av produkter pao basen av cellulosa - Google Patents

Foerfarande foer framstaellning av produkter pao basen av cellulosa Download PDF

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Publication number
FI69876C
FI69876C FI783597A FI783597A FI69876C FI 69876 C FI69876 C FI 69876C FI 783597 A FI783597 A FI 783597A FI 783597 A FI783597 A FI 783597A FI 69876 C FI69876 C FI 69876C
Authority
FI
Finland
Prior art keywords
oxide
cellulose
water
weight
tertiary amine
Prior art date
Application number
FI783597A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI783597A (fi
FI69876B (fi
Inventor
Neal Edward Franks
Julianna Kolessoff 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
Priority claimed from US05/854,957 external-priority patent/US4145532A/en
Application filed by Akzona Inc filed Critical Akzona Inc
Publication of FI783597A publication Critical patent/FI783597A/fi
Application granted granted Critical
Publication of FI69876B publication Critical patent/FI69876B/fi
Publication of FI69876C publication Critical patent/FI69876C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B16/00—Regeneration of cellulose
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Artificial Filaments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
FI783597A 1977-11-25 1978-11-24 Foerfarande foer framstaellning av produkter pao basen av cellulosa FI69876C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US85495777 1977-11-25
US05/854,957 US4145532A (en) 1977-11-25 1977-11-25 Process for making precipitated cellulose
US93890778 1978-09-01
US05/938,907 US4196282A (en) 1977-11-25 1978-09-01 Process for making a shapeable cellulose and shaped cellulose products

Publications (3)

Publication Number Publication Date
FI783597A FI783597A (fi) 1979-05-26
FI69876B FI69876B (fi) 1985-12-31
FI69876C true FI69876C (fi) 1986-05-26

Family

ID=27127269

Family Applications (1)

Application Number Title Priority Date Filing Date
FI783597A FI69876C (fi) 1977-11-25 1978-11-24 Foerfarande foer framstaellning av produkter pao basen av cellulosa

Country Status (19)

Country Link
US (1) US4196282A (es)
JP (1) JPS5499148A (es)
AT (1) AT376986B (es)
AU (1) AU4181078A (es)
CA (1) CA1111206A (es)
DE (1) DE2848471C2 (es)
DK (1) DK525678A (es)
ES (1) ES476575A1 (es)
FI (1) FI69876C (es)
FR (1) FR2423559B1 (es)
GB (1) GB2010279B (es)
IN (1) IN150398B (es)
IT (1) IT1101441B (es)
LU (1) LU80571A1 (es)
NL (1) NL7811571A (es)
NO (1) NO783963L (es)
RO (1) RO77343A (es)
SE (1) SE443793B (es)
TR (1) TR20125A (es)

Families Citing this family (64)

* 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
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
FR2578865B1 (fr) * 1985-03-14 1987-04-10 Centre Nat Rech Scient Procede pour la preparation de solutions d'un materiau ligno-cellulosique et solutions obtenues.
US5330567A (en) * 1988-08-16 1994-07-19 Lenzing Aktiengesellschaft Process and arrangement for preparing a solution of cellulose
US5094690A (en) * 1988-08-16 1992-03-10 Lenzing Aktiengesellschaft Process and arrangement for preparing a solution of cellulose
AT392776B (de) * 1989-10-16 1991-06-10 Chemiefaser Lenzing Ag Verfahren zur reinigung waesseriger loesungen von n-methylmorpholin-n-oxid
ATA92690A (de) * 1990-04-20 1992-06-15 Chemiefaser Lenzing Ag Verfahren zur herstellung einer loesung von cellulose in n-methylmorpholin-n-oxid und wasser
AT395246B (de) * 1990-07-16 1992-10-27 Chemiefaser Lenzing Ag Loesung von cellulose in wasser und n-methyl-morpholin-n-oxid
US5277857A (en) * 1992-01-17 1994-01-11 Viskase Corporation Method of making a cellulose food casing
USH1592H (en) * 1992-01-17 1996-09-03 Viskase Corporation Cellulosic food casing
AT396930B (de) * 1992-01-23 1993-12-27 Chemiefaser Lenzing Ag Aminoxide
KR970011096B1 (ko) * 1993-09-09 1997-07-07 한국과학기술연구원 셀룰로오스와 3급 아민옥사이드의 펠렛상 혼합 분말과 셀룰로오스 방사 용액 및 그의 제조 방법
ATE168143T1 (de) * 1994-05-17 1998-07-15 Dystar Textilfarben Gmbh & Co Aminierung von cellulosischen synthesefasern
JPH0813336A (ja) * 1994-06-28 1996-01-16 Nobutaka Ono 精製セルロース繊維のフィブリル化防止法
AT403531B (de) * 1994-08-10 1998-03-25 Chemiefaser Lenzing Ag Vorrichtung zum regeln des druckes in einer strömenden, viskosen masse
US5603884A (en) * 1994-11-18 1997-02-18 Viskase Corporation Reinforced cellulosic film
GB9500388D0 (en) * 1995-01-10 1995-03-01 Courtaulds Fibres Ltd Forming solutions
AT402932B (de) * 1995-12-22 1997-09-25 Chemiefaser Lenzing Ag Celluloseschwamm und verfahren zu dessen herstellung
DE69708851T2 (de) * 1996-02-02 2002-06-20 Akzo Nobel Nv Verfahren zur herstellung einer spinnbaren isotropen celluloselösung
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
US6235392B1 (en) 1996-08-23 2001-05-22 Weyerhaeuser Company Lyocell fibers and process for their preparation
US6306334B1 (en) 1996-08-23 2001-10-23 The Weyerhaeuser Company Process for melt blowing continuous lyocell fibers
US6210801B1 (en) 1996-08-23 2001-04-03 Weyerhaeuser Company Lyocell fibers, and compositions for making same
US6042890A (en) * 1997-02-25 2000-03-28 Lenzing Aktiengesellschaft Process for producing a strengthened fiber assembly
DE19730090A1 (de) 1997-07-14 1999-01-21 Wolff Walsrode Ag Neuartige Celluloseether und Verfahren zu deren Herstellung
DE19737113A1 (de) * 1997-08-27 1999-03-04 Kalle Nalo Gmbh Verfahren und Vorrichtung zur Herstellung eines nahtlosen Folienschlauches auf Cellulosebasis durch Extrudieren
DE19800744C2 (de) * 1997-11-18 2003-06-12 Kreyenborg Verwaltungen Vorrichtung zum Filtrieren einer verunreinigten viskosen Spinnmasse
ATE330769T1 (de) * 1998-10-21 2006-07-15 Fraunhofer Ges Forschung Celluloseextrusionsverfahren und -vorrichtung
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
DE10016307C2 (de) * 2000-03-31 2002-05-08 Thueringisches Inst Textil Verfahren zur Herstellung und Verarbeitung einer Celluloselösung
DE10035799A1 (de) * 2000-07-22 2002-01-31 Kalle Nalo Gmbh & Co Kg Nach dem Aminoxidverfahren hergestellte Nahrungsmittelhüllen auf Cellulosebasis
AT410319B (de) * 2001-07-25 2003-03-25 Chemiefaser Lenzing Ag Celluloseschwamm und verfahren zu dessen herstellung
US20030032705A1 (en) * 2001-08-07 2003-02-13 Otter James William Ethylene terpolymer adhesive for condensing furnace heat exchanger laminate material
KR100611890B1 (ko) * 2002-05-31 2006-08-11 주식회사 효성 고균질 셀룰로오스 용액의 제조방법
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
CN1309886C (zh) * 2003-06-30 2007-04-11 株式会社晓星 溶于n－甲基吗啉－n－氧化物的纤维素溶液及使用该溶液的纤维素纤维的制造方法
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
KR100575378B1 (ko) * 2004-11-10 2006-05-02 주식회사 효성 셀룰로오스 섬유의 제조방법
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
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
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
EP2098539B1 (en) * 2008-03-03 2017-05-10 SE Tylose GmbH & Co.KG Homogeneous synthesis of cellulose ethers in ionic liquids
CA2735867C (en) * 2008-09-16 2017-12-05 Dixie Consumer Products Llc Food wrap basesheet with regenerated cellulose microfiber
AT508688B8 (de) * 2009-08-28 2011-10-15 Chemiefaser Lenzing Ag Carboxyethylcellulosefasern, ihre verwendung in wundverbänden und hygieneartikeln sowie verfahren zu ihrer herstellung
EP2726512B1 (en) 2011-06-29 2017-10-11 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
EP3412826A1 (en) 2017-06-09 2018-12-12 Acticell GmbH Treatment of dyed material
DE102021100484A1 (de) 2021-01-13 2022-07-14 List Technology Ag Verfahren zur Herstellung eines Transfergemisches nach dem Direktlöseverfahren und einem Dünnschichtverdampfer
DE102021100480A1 (de) 2021-01-13 2022-07-14 List Technology Ag Mischkneter zur Verarbeitung eines Transfergemisches zu einer Formlösung nach dem Direktlöseverfahren
DE102022102177A1 (de) 2022-01-31 2023-08-03 List Technology Ag Anlage und Verfahren zur Verarbeitung eines Ausgangsmaterials zu einer Formlösung nach dem Trockenlöseverfahren
TW202348633A (zh) 2022-01-31 2023-12-16 瑞士商Ｌｉｓｔ技術股份公司 使用乾溶解法將起始材料加工為成型溶液的設備和方法
EP4219567A1 (de) 2022-01-31 2023-08-02 LIST Technology AG Anlage und verfahren zur verarbeitung eines ausgangsmaterials zu einer formlösung nach dem trockenlöseverfahren

Family Cites Families (4)

* 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
US2744292A (en) * 1953-02-10 1956-05-08 Rayonier Inc Regenerated cellulose sheets and process of producing the sheets
US3447939A (en) * 1966-09-02 1969-06-03 Eastman Kodak Co Compounds dissolved in cyclic amine oxides
US3758457A (en) * 1972-01-25 1973-09-11 Du Pont Process for recovering regenerated cellulose

Also Published As

Publication number Publication date
FR2423559A1 (fr) 1979-11-16
SE443793B (sv) 1986-03-10
TR20125A (tr) 1980-09-19
FI783597A (fi) 1979-05-26
DE2848471C2 (de) 1984-06-28
SE7812131L (sv) 1979-05-26
AT376986B (de) 1985-01-25
ATA843478A (de) 1984-06-15
FI69876B (fi) 1985-12-31
JPS5499148A (en) 1979-08-04
IN150398B (es) 1982-09-25
DE2848471A1 (de) 1979-06-07
JPS5711566B2 (es) 1982-03-05
RO77343A (ro) 1981-08-17
IT7830209A0 (it) 1978-11-24
IT1101441B (it) 1985-09-28
NL7811571A (nl) 1979-05-29
LU80571A1 (de) 1979-05-16
ES476575A1 (es) 1979-12-16
AU4181078A (en) 1979-05-31
FR2423559B1 (fr) 1985-08-23
NO783963L (no) 1979-05-28
DK525678A (da) 1979-05-26
US4196282A (en) 1980-04-01
GB2010279B (en) 1983-01-19
CA1111206A (en) 1981-10-27
GB2010279A (en) 1979-06-27

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MA Patent expired

Owner name: AKZONA INC.