CS274607B2 - Method of cellulose's carbamate precipitation - Google Patents

Method of cellulose's carbamate precipitation

Info

Publication number
CS274607B2
CS274607B2 CS673085A CS673085A CS274607B2 CS 274607 B2 CS274607 B2 CS 274607B2 CS 673085 A CS673085 A CS 673085A CS 673085 A CS673085 A CS 673085A CS 274607 B2 CS274607 B2 CS 274607B2
Authority
CS
Czechoslovakia
Prior art keywords
cellulose
carbamate
precipitation
carbamate precipitation
Prior art date
Application number
CS673085A
Other languages
Czech (cs)
English (en)
Other versions
CS673085A2 (en
Inventor
Olli T Turunen
Jouko Huttunen
Johan-Fredrik Selin
Jan Fors
Vidar Eklund
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 CS673085A2 publication Critical patent/CS673085A2/cs
Publication of CS274607B2 publication Critical patent/CS274607B2/cs

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/05—Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur
    • C08B15/06—Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur containing nitrogen, e.g. carbamates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/14—Preparation of cellulose esters of organic acids in which the organic acid residue contains substituents, e.g. NH2, Cl

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Artificial Filaments (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
CS673085A 1984-09-27 1985-09-20 Method of cellulose's carbamate precipitation CS274607B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI843812A FI69851C (fi) 1984-09-27 1984-09-27 Foerfarande foer utfaellning av cellulosakarbamat

Publications (2)

Publication Number Publication Date
CS673085A2 CS673085A2 (en) 1990-12-13
CS274607B2 true CS274607B2 (en) 1991-09-15

Family

ID=8519660

Family Applications (1)

Application Number Title Priority Date Filing Date
CS673085A CS274607B2 (en) 1984-09-27 1985-09-20 Method of cellulose's carbamate precipitation

Country Status (17)

Country Link
JP (1) JPS6189201A (de)
AT (1) AT391709B (de)
BR (1) BR8504744A (de)
CA (1) CA1266467A (de)
CS (1) CS274607B2 (de)
DD (1) DD238984A5 (de)
DE (1) DE3534370A1 (de)
FI (1) FI69851C (de)
FR (1) FR2570705B1 (de)
GB (1) GB2164941B (de)
IN (1) IN164916B (de)
IT (1) IT1215310B (de)
NO (1) NO162909C (de)
RO (1) RO92933B (de)
SE (1) SE8504455L (de)
SU (1) SU1535384A3 (de)
ZA (1) ZA857172B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19721609A1 (de) * 1997-05-23 1998-11-26 Zimmer Ag Verfahren und Vorrichtung zum Verspinnen von Cellulosecarbamat-Lösungen
DE102004007616B4 (de) * 2004-02-17 2005-12-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Herstellung von Fasern und anderen Formkörpern aus Cellulosecarbamat und/oder regenerierter Cellulose
CN105517955A (zh) * 2013-07-01 2016-04-20 Ihk纤维公司 纤维素纺丝过程中的碱再循环

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB323747A (en) * 1928-07-02 1930-01-02 Leon Lilienfeld Process for coagulating or precipitating viscose
BE415565A (de) * 1935-05-15
GB516672A (en) * 1937-08-30 1940-01-09 Du Pont Improvements in or relating to the production of cellulose derivatives
FI64603C (fi) * 1981-12-30 1983-12-12 Neste Oy Foerfarande foer utfaellning av cellulosaderivat
FI67561C (fi) * 1982-12-08 1985-04-10 Neste Oy Foerfarande foer upploesning av cellulosakarbamat
FI66624C (fi) * 1983-11-02 1984-11-12 Neste Oy Foerfarande foer framstaellning av cellulosakarbamatfibrer eller -filmer

Also Published As

Publication number Publication date
DD238984A5 (de) 1986-09-10
ATA280685A (de) 1990-05-15
FR2570705B1 (fr) 1988-06-10
SE8504455L (sv) 1986-03-28
GB8523913D0 (en) 1985-10-30
FI843812A0 (fi) 1984-09-27
NO853673L (no) 1986-04-01
IT1215310B (it) 1990-01-31
IT8522254A0 (it) 1985-09-24
JPH0246601B2 (de) 1990-10-16
GB2164941B (en) 1988-10-12
BR8504744A (pt) 1986-07-22
SE8504455D0 (sv) 1985-09-26
JPS6189201A (ja) 1986-05-07
AT391709B (de) 1990-11-26
DE3534370A1 (de) 1986-04-03
RO92933A (ro) 1988-03-30
IN164916B (de) 1989-07-08
FI69851C (fi) 1986-05-26
DE3534370C2 (de) 1989-11-23
CS673085A2 (en) 1990-12-13
FI69851B (fi) 1985-12-31
CA1266467A (en) 1990-03-06
SU1535384A3 (ru) 1990-01-07
NO162909C (no) 1990-03-07
GB2164941A (en) 1986-04-03
RO92933B (ro) 1988-03-31
ZA857172B (en) 1986-05-28
FR2570705A1 (fr) 1986-03-28
NO162909B (no) 1989-11-27

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