FI67561C - Foerfarande foer upploesning av cellulosakarbamat - Google Patents

Foerfarande foer upploesning av cellulosakarbamat Download PDF

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Publication number
FI67561C
FI67561C FI824215A FI824215A FI67561C FI 67561 C FI67561 C FI 67561C FI 824215 A FI824215 A FI 824215A FI 824215 A FI824215 A FI 824215A FI 67561 C FI67561 C FI 67561C
Authority
FI
Finland
Prior art keywords
urea
solution
cellulose
dissolution
carbamate
Prior art date
Application number
FI824215A
Other languages
English (en)
Finnish (fi)
Other versions
FI824215L (fi
FI824215A0 (fi
FI67561B (fi
Inventor
Johan Selin
Jouko Huttunen
Olli T Turunen
Vidar Eklund
Kurt Ekman
Original Assignee
Neste Oy
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 Neste Oy filed Critical Neste Oy
Publication of FI824215A0 publication Critical patent/FI824215A0/fi
Priority to FI824215A priority Critical patent/FI67561C/fi
Priority to AT0408183A priority patent/AT383354B/de
Priority to GB08331105A priority patent/GB2131436B/en
Priority to DE19833343156 priority patent/DE3343156A1/de
Priority to IN1465/CAL/83A priority patent/IN159663B/en
Priority to US06/556,332 priority patent/US4526620A/en
Priority to DD83257523A priority patent/DD214135A5/de
Priority to IT8324048A priority patent/IT1212846B/it
Priority to RO83112759A priority patent/RO88667A2/ro
Priority to NO834501A priority patent/NO158258C/no
Priority to SU833683247A priority patent/SU1436889A3/ru
Priority to BR8306734A priority patent/BR8306734A/pt
Priority to CA000442700A priority patent/CA1215802A/en
Priority to SE8306744A priority patent/SE459179B/sv
Priority to JP58232217A priority patent/JPS59115334A/ja
Priority to FR8319684A priority patent/FR2537587B1/fr
Publication of FI824215L publication Critical patent/FI824215L/fi
Application granted granted Critical
Publication of FI67561B publication Critical patent/FI67561B/fi
Publication of FI67561C publication Critical patent/FI67561C/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
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/21—Urea; Derivatives thereof, e.g. biuret

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Artificial Filaments (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI824215A 1982-12-08 1982-12-08 Foerfarande foer upploesning av cellulosakarbamat FI67561C (fi)

Priority Applications (16)

Application Number Priority Date Filing Date Title
FI824215A FI67561C (fi) 1982-12-08 1982-12-08 Foerfarande foer upploesning av cellulosakarbamat
AT0408183A AT383354B (de) 1982-12-08 1983-11-21 Verfahren zur loesung von cellulosecarbamat
GB08331105A GB2131436B (en) 1982-12-08 1983-11-22 Process for the alkali dissolution of cellulose carbamate
DE19833343156 DE3343156A1 (de) 1982-12-08 1983-11-29 Verfahren zum loesen von cellulosecarbamat
IN1465/CAL/83A IN159663B (no) 1982-12-08 1983-11-29
US06/556,332 US4526620A (en) 1982-12-08 1983-11-30 Cellulose carbamate solutions
DD83257523A DD214135A5 (de) 1982-12-08 1983-12-05 Verfahren zur loesung von cellulosecarbamat
RO83112759A RO88667A2 (ro) 1982-12-08 1983-12-06 Procedeu de preparare a unei solutii alcaline
IT8324048A IT1212846B (it) 1982-12-08 1983-12-06 Procedimento per la dissoluzione di carbammato di cellulosa.
NO834501A NO158258C (no) 1982-12-08 1983-12-07 Fremgangsmaate for forbedring av alkaliopploeseligheten av cellulosekarbamat.
SU833683247A SU1436889A3 (ru) 1982-12-08 1983-12-07 Способ получени растворов карбамата целлюлозы
BR8306734A BR8306734A (pt) 1982-12-08 1983-12-07 Processo para aperfeicoar a solubilidade de carbamato de celulose em alcali
CA000442700A CA1215802A (en) 1982-12-08 1983-12-07 Procedure for dissolving cellulose carbamate
SE8306744A SE459179B (sv) 1982-12-08 1983-12-07 Foerfarande foer upploesning av cellulosakarbamat
JP58232217A JPS59115334A (ja) 1982-12-08 1983-12-08 セルロ−ズカルバメ−トの溶解方法
FR8319684A FR2537587B1 (fr) 1982-12-08 1983-12-08 Procede pour dissoudre le carbamate de cellulose

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI824215A FI67561C (fi) 1982-12-08 1982-12-08 Foerfarande foer upploesning av cellulosakarbamat
FI824215 1982-12-08

Publications (4)

Publication Number Publication Date
FI824215A0 FI824215A0 (fi) 1982-12-08
FI824215L FI824215L (fi) 1984-06-09
FI67561B FI67561B (fi) 1984-12-31
FI67561C true FI67561C (fi) 1985-04-10

Family

ID=8516425

Family Applications (1)

Application Number Title Priority Date Filing Date
FI824215A FI67561C (fi) 1982-12-08 1982-12-08 Foerfarande foer upploesning av cellulosakarbamat

Country Status (16)

Country Link
US (1) US4526620A (no)
JP (1) JPS59115334A (no)
AT (1) AT383354B (no)
BR (1) BR8306734A (no)
CA (1) CA1215802A (no)
DD (1) DD214135A5 (no)
DE (1) DE3343156A1 (no)
FI (1) FI67561C (no)
FR (1) FR2537587B1 (no)
GB (1) GB2131436B (no)
IN (1) IN159663B (no)
IT (1) IT1212846B (no)
NO (1) NO158258C (no)
RO (1) RO88667A2 (no)
SE (1) SE459179B (no)
SU (1) SU1436889A3 (no)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI67562C (fi) * 1984-03-12 1985-04-10 Neste Oy Foerfarande foer framstaellning av cellulosakarbamat
FI69851C (fi) * 1984-09-27 1986-05-26 Neste Oy Foerfarande foer utfaellning av cellulosakarbamat
FI69852C (fi) * 1984-09-27 1986-05-26 Neste Oy Cykliskt foerfarande foer framstaellning av en alkaliloesning av cellulosakarbamat foer utfaellning av karbamatet och foeraotervinning av kemikalierna
FI69853C (fi) * 1984-09-27 1986-05-26 Neste Oy Cykliskt foerfarande foer framstaellning av en alkaliloesning av cellulosakarbamat foer utfaellning av karbamatet och foeraotervinning av kemikalierna
US4756755A (en) * 1985-06-14 1988-07-12 Harding Jr Norman T Rodent repellent liquids
US4789006A (en) * 1987-03-13 1988-12-06 Teepak, Inc. Cellulose aminomethanate sausage casings
US5215125A (en) * 1987-03-13 1993-06-01 Teepak, Inc. Cellulose aminomethanate sausage casings
US4762564A (en) * 1987-03-13 1988-08-09 Teepak, Inc. Reinforced cellulose aminomethanate
US4777249A (en) * 1987-03-13 1988-10-11 Teepak, Inc. Crosslinked cellulose aminomethanate
US4934920A (en) * 1987-06-17 1990-06-19 Mitsubishi Denki Kabushiki Kaisha Apparatus for producing semiconductor device
US5229506A (en) * 1989-06-12 1993-07-20 Teepak, Inc. Preparation of cellulose aminomethanate
US4997933A (en) * 1989-06-12 1991-03-05 Teepak, Inc. Cellulose aminomethanate by acid neutralization
US4997934A (en) * 1989-06-12 1991-03-05 Teepak, Inc. Cellulose aminomethanate by weight loss monitoring
US4999425A (en) * 1989-06-12 1991-03-12 Teepak, Inc. Cellulose aminomethanate by ion-exchange extraction
DE19757958A1 (de) 1997-12-24 1999-07-01 Lurgi Zimmer Ag Verfahren zur Herstellung einer Cellulosecarbamatlösung
DE19835688A1 (de) * 1998-08-07 2000-02-10 Piesteritz Stickstoff Verfahren zur Herstellung von Cellulosecarbamat
CN1112396C (zh) * 2000-04-17 2003-06-25 武汉大学 纤维素膜制备方法
DE10223174A1 (de) * 2002-05-24 2003-12-11 Fraunhofer Ges Forschung Verfahren zur Herstellung von Cellulosecarbamatformkörpern
CN1282773C (zh) * 2005-05-30 2006-11-01 武汉大学 二步凝固浴法制备再生纤维素纤维的方法
FI118689B (fi) * 2005-11-23 2008-02-15 Valtion Teknillinen Menetelmä selluloosakarbamaattiliuoksen valmistamiseksi
EP3596133A4 (en) * 2017-03-15 2021-01-27 TreeToTextile AB REGENERATED CELLULOSE FIBERS SPUN FROM AN AQUATIC ALKALINE SPIN SOLUTION
US11884751B2 (en) 2017-05-14 2024-01-30 Washington State University Environmentally friendly cellulose waste recycling
IT201900002479A1 (it) * 2019-02-20 2020-08-20 Montefibre Mae Tech S R L Processo di produzione di derivati della cellulosa

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB217166A (en) * 1923-06-05 1924-09-29 Leon Lilienfeld Cellulose solutions and process for their production
US2129708A (en) * 1937-07-01 1938-09-13 Du Pont Urea cellulose solutions
US2134825A (en) * 1937-08-30 1938-11-01 Du Pont Chemical process
US3447939A (en) * 1966-09-02 1969-06-03 Eastman Kodak Co Compounds dissolved in cyclic amine oxides
US4278790A (en) * 1978-07-31 1981-07-14 Hopkins Agricultural Chemical Co. Novel cellulose solutions
FI62318C (fi) * 1981-01-27 1982-12-10 Neste Oy Foerfarande foer framstaellning av ett alkaliloesligt cellulosaderivat

Also Published As

Publication number Publication date
RO88667A2 (ro) 1986-02-28
CA1215802A (en) 1986-12-30
NO158258C (no) 1988-08-10
GB8331105D0 (en) 1983-12-29
GB2131436A (en) 1984-06-20
IT8324048A0 (it) 1983-12-06
IN159663B (no) 1987-05-30
NO158258B (no) 1988-05-02
AT383354B (de) 1987-06-25
FI824215L (fi) 1984-06-09
DE3343156C2 (no) 1987-06-25
SU1436889A3 (ru) 1988-11-07
FR2537587B1 (fr) 1988-08-26
GB2131436B (en) 1986-05-14
JPH0316965B2 (no) 1991-03-06
JPS59115334A (ja) 1984-07-03
FR2537587A1 (fr) 1984-06-15
BR8306734A (pt) 1984-07-17
DD214135A5 (de) 1984-10-03
SE459179B (sv) 1989-06-12
DE3343156A1 (de) 1984-06-14
SE8306744L (sv) 1984-06-09
NO834501L (no) 1984-06-12
IT1212846B (it) 1989-11-30
FI824215A0 (fi) 1982-12-08
FI67561B (fi) 1984-12-31
SE8306744D0 (sv) 1983-12-07
US4526620A (en) 1985-07-02
ATA408183A (de) 1986-11-15

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Owner name: NESTE OY