FR2570705B1 - Procede pour precipiter le carbamate de cellulose - Google Patents

Procede pour precipiter le carbamate de cellulose

Info

Publication number
FR2570705B1
FR2570705B1 FR8514366A FR8514366A FR2570705B1 FR 2570705 B1 FR2570705 B1 FR 2570705B1 FR 8514366 A FR8514366 A FR 8514366A FR 8514366 A FR8514366 A FR 8514366A FR 2570705 B1 FR2570705 B1 FR 2570705B1
Authority
FR
France
Prior art keywords
cellulose carbamate
precipitating cellulose
precipitating
carbamate
cellulose
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
Application number
FR8514366A
Other languages
English (en)
Other versions
FR2570705A1 (fr
Inventor
Olli T Turunen
Jouko Huttunen
Johan-Fredrik Selin
Jan Fors
Vidar Eklund
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
Publication of FR2570705A1 publication Critical patent/FR2570705A1/fr
Application granted granted Critical
Publication of FR2570705B1 publication Critical patent/FR2570705B1/fr
Expired 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)
FR8514366A 1984-09-27 1985-09-27 Procede pour precipiter le carbamate de cellulose Expired FR2570705B1 (fr)

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
FR2570705A1 FR2570705A1 (fr) 1986-03-28
FR2570705B1 true FR2570705B1 (fr) 1988-06-10

Family

ID=8519660

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8514366A Expired FR2570705B1 (fr) 1984-09-27 1985-09-27 Procede pour precipiter le carbamate de cellulose

Country Status (17)

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

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
NL55623C (fr) * 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
NO162909B (no) 1989-11-27
CA1266467A (fr) 1990-03-06
BR8504744A (pt) 1986-07-22
RO92933A (fr) 1988-03-30
ATA280685A (de) 1990-05-15
AT391709B (de) 1990-11-26
IN164916B (fr) 1989-07-08
RO92933B (ro) 1988-03-31
FI69851B (fi) 1985-12-31
FR2570705A1 (fr) 1986-03-28
NO162909C (no) 1990-03-07
GB2164941B (en) 1988-10-12
JPH0246601B2 (fr) 1990-10-16
DD238984A5 (de) 1986-09-10
GB8523913D0 (en) 1985-10-30
JPS6189201A (ja) 1986-05-07
IT1215310B (it) 1990-01-31
CS673085A2 (en) 1990-12-13
DE3534370A1 (de) 1986-04-03
SU1535384A3 (ru) 1990-01-07
SE8504455D0 (sv) 1985-09-26
FI69851C (fi) 1986-05-26
NO853673L (no) 1986-04-01
FI843812A0 (fi) 1984-09-27
CS274607B2 (en) 1991-09-15
GB2164941A (en) 1986-04-03
ZA857172B (en) 1986-05-28
IT8522254A0 (it) 1985-09-24
SE8504455L (sv) 1986-03-28
DE3534370C2 (fr) 1989-11-23

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Legal Events

Date Code Title Description
ST Notification of lapse