IT1215310B - Carbammato di cellulosa. procedimento per precipitare - Google Patents

Carbammato di cellulosa. procedimento per precipitare

Info

Publication number
IT1215310B
IT1215310B IT8522254A IT2225485A IT1215310B IT 1215310 B IT1215310 B IT 1215310B IT 8522254 A IT8522254 A IT 8522254A IT 2225485 A IT2225485 A IT 2225485A IT 1215310 B IT1215310 B IT 1215310B
Authority
IT
Italy
Prior art keywords
precipitate
procedure
cellulose carbamate
carbamate
cellulose
Prior art date
Application number
IT8522254A
Other languages
English (en)
Other versions
IT8522254A0 (it
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 IT8522254A0 publication Critical patent/IT8522254A0/it
Application granted granted Critical
Publication of IT1215310B publication Critical patent/IT1215310B/it

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)
IT8522254A 1984-09-27 1985-09-24 Carbammato di cellulosa. procedimento per precipitare IT1215310B (it)

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
IT8522254A0 IT8522254A0 (it) 1985-09-24
IT1215310B true IT1215310B (it) 1990-01-31

Family

ID=8519660

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8522254A IT1215310B (it) 1984-09-27 1985-09-24 Carbammato di cellulosa. procedimento per precipitare

Country Status (17)

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

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 (it) * 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
IT8522254A0 (it) 1985-09-24
JPH0246601B2 (it) 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 (it) 1989-07-08
FI69851C (fi) 1986-05-26
DE3534370C2 (it) 1989-11-23
CS673085A2 (en) 1990-12-13
FI69851B (fi) 1985-12-31
CS274607B2 (en) 1991-09-15
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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