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

Carbammato di cellulosa. procedimento per precipitare

Info

Publication number: IT8522254A0
Authority: IT; Italy
Prior art keywords: precipitation; procedure; cellulose carbamate; carbamate; cellulose
Prior art date: 1984-09-27

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.)

1984-09-27

Filing date

1985-09-24

Publication date

1985-09-24

1985-09-24 Application filed by Neste Oy filed Critical Neste Oy

1985-09-24 Publication of IT8522254A0 publication Critical patent/IT8522254A0/it

1990-01-31 Application granted granted Critical

1990-01-31 Publication of IT1215310B publication Critical patent/IT1215310B/it

Links

KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 title 1
229920002678 cellulose Polymers 0.000 title 1
239000001913 cellulose Substances 0.000 title 1
238000000034 method Methods 0.000 title 1
238000001556 precipitation Methods 0.000 title 1

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 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 (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 (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

1984
- 1984-09-27 FI FI843812A patent/FI69851C/fi not_active IP Right Cessation
1985
- 1985-09-18 ZA ZA857172A patent/ZA857172B/xx unknown
- 1985-09-19 NO NO853673A patent/NO162909C/no unknown
- 1985-09-20 CS CS673085A patent/CS274607B2/cs unknown
- 1985-09-23 IN IN673/CAL/85A patent/IN164916B/en unknown
- 1985-09-24 IT IT8522254A patent/IT1215310B/it active
- 1985-09-25 DD DD85281018A patent/DD238984A5/de not_active IP Right Cessation
- 1985-09-26 SE SE8504455A patent/SE8504455L/ not_active Application Discontinuation
- 1985-09-26 DE DE19853534370 patent/DE3534370A1/de active Granted
- 1985-09-26 CA CA000491569A patent/CA1266467A/en not_active Expired - Fee Related
- 1985-09-26 BR BR8504744A patent/BR8504744A/pt not_active IP Right Cessation
- 1985-09-26 AT AT0280685A patent/AT391709B/de not_active IP Right Cessation
- 1985-09-26 SU SU853957508A patent/SU1535384A3/ru active
- 1985-09-27 JP JP60214407A patent/JPS6189201A/ja active Granted
- 1985-09-27 GB GB08523913A patent/GB2164941B/en not_active Expired
- 1985-09-27 RO RO120224A patent/RO92933B/ro unknown
- 1985-09-27 FR FR8514366A patent/FR2570705B1/fr not_active Expired

Also Published As

Publication number	Publication date
NO162909B (no)	1989-11-27
CA1266467A (en)	1990-03-06
BR8504744A (pt)	1986-07-22
RO92933A (ro)	1988-03-30
ATA280685A (de)	1990-05-15
AT391709B (de)	1990-11-26
IN164916B (it)	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 (it)	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
SE8504455L (sv)	1986-03-28
DE3534370C2 (it)	1989-11-23
FR2570705B1 (fr)	1988-06-10

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