IT8522254A0 - Carbammato di cellulosa. procedimento per precipitare - Google Patents

Carbammato di cellulosa. procedimento per precipitare

Info

Publication number
IT8522254A0
IT8522254A0 IT8522254A IT2225485A IT8522254A0 IT 8522254 A0 IT8522254 A0 IT 8522254A0 IT 8522254 A IT8522254 A IT 8522254A IT 2225485 A IT2225485 A IT 2225485A IT 8522254 A0 IT8522254 A0 IT 8522254A0
Authority
IT
Italy
Prior art keywords
precipitation
procedure
cellulose carbamate
carbamate
cellulose
Prior art date
Application number
IT8522254A
Other languages
English (en)
Other versions
IT1215310B (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

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/05Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur
    • C08B15/06Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur containing nitrogen, e.g. carbamates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00Preparation of cellulose esters of organic acids
    • C08B3/14Preparation 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 true IT8522254A0 (it) 1985-09-24
IT1215310B 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 (7)

* 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
CA2915765C (en) 2013-07-01 2021-10-26 Ihk Fibre Ab Alkali recycle in cellulose spinning process
CN116163025A (zh) * 2023-03-24 2023-05-26 赣南师范大学 含天然高分子的溶液凝固成型方法和长纤维纺丝方法
CN117624664A (zh) * 2023-03-24 2024-03-01 赣南师范大学 含天然高分子的溶液制膜方法和天然高分子薄膜
CN117802633A (zh) * 2023-03-24 2024-04-02 赣南师范大学 凝固浴再生方法
CN117026395A (zh) * 2023-08-08 2023-11-10 赣南师范大学 一种基于湿法纺丝制备再生纤维素纤维的方法及再生纤维素纤维

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 (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
SE8504455L (sv) 1986-03-28
DD238984A5 (de) 1986-09-10
CS673085A2 (en) 1990-12-13
SE8504455D0 (sv) 1985-09-26
IN164916B (it) 1989-07-08
IT1215310B (it) 1990-01-31
FI843812A0 (fi) 1984-09-27
NO853673L (no) 1986-04-01
AT391709B (de) 1990-11-26
FI69851B (fi) 1985-12-31
RO92933B (ro) 1988-03-31
FR2570705A1 (fr) 1986-03-28
GB2164941A (en) 1986-04-03
BR8504744A (pt) 1986-07-22
SU1535384A3 (ru) 1990-01-07
GB2164941B (en) 1988-10-12
CA1266467A (en) 1990-03-06
FI69851C (fi) 1986-05-26
JPH0246601B2 (it) 1990-10-16
GB8523913D0 (en) 1985-10-30
DE3534370C2 (it) 1989-11-23
NO162909B (no) 1989-11-27
ZA857172B (en) 1986-05-28
ATA280685A (de) 1990-05-15
JPS6189201A (ja) 1986-05-07
RO92933A (ro) 1988-03-30
FR2570705B1 (fr) 1988-06-10
NO162909C (no) 1990-03-07
CS274607B2 (en) 1991-09-15
DE3534370A1 (de) 1986-04-03

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