CA1266467A - Procedure for precipitating cellulose carbamate - Google Patents

Procedure for precipitating cellulose carbamate

Info

Publication number
CA1266467A
CA1266467A CA000491569A CA491569A CA1266467A CA 1266467 A CA1266467 A CA 1266467A CA 000491569 A CA000491569 A CA 000491569A CA 491569 A CA491569 A CA 491569A CA 1266467 A CA1266467 A CA 1266467A
Authority
CA
Canada
Prior art keywords
weight
solution
carbamate
process according
carbonate
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA000491569A
Other languages
English (en)
French (fr)
Inventor
Olli T. Turunen
Jan Fors
Vidar Eklund
Jouko Huttunen
Johan-Fredrik Selin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Neste Oyj
Original Assignee
Neste Oyj
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 Oyj filed Critical Neste Oyj
Application granted granted Critical
Publication of CA1266467A publication Critical patent/CA1266467A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
CA000491569A 1984-09-27 1985-09-26 Procedure for precipitating cellulose carbamate Expired - Fee Related CA1266467A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI843812A FI69851C (fi) 1984-09-27 1984-09-27 Foerfarande foer utfaellning av cellulosakarbamat
FI843812 1984-09-27

Publications (1)

Publication Number Publication Date
CA1266467A true CA1266467A (en) 1990-03-06

Family

ID=8519660

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000491569A Expired - Fee Related CA1266467A (en) 1984-09-27 1985-09-26 Procedure for precipitating cellulose carbamate

Country Status (17)

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

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 (ko) * 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 (ko) 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 (ko) 1989-07-08
FI69851C (fi) 1986-05-26
DE3534370C2 (ko) 1989-11-23
CS673085A2 (en) 1990-12-13
FI69851B (fi) 1985-12-31
CS274607B2 (en) 1991-09-15
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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Legal Events

Date Code Title Description
MKLA Lapsed