FI69852C - Cykliskt foerfarande foer framstaellning av en alkaliloesning av cellulosakarbamat foer utfaellning av karbamatet och foeraotervinning av kemikalierna - Google Patents

Cykliskt foerfarande foer framstaellning av en alkaliloesning av cellulosakarbamat foer utfaellning av karbamatet och foeraotervinning av kemikalierna Download PDF

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Publication number
FI69852C
FI69852C FI843813A FI843813A FI69852C FI 69852 C FI69852 C FI 69852C FI 843813 A FI843813 A FI 843813A FI 843813 A FI843813 A FI 843813A FI 69852 C FI69852 C FI 69852C
Authority
FI
Finland
Prior art keywords
solution
carbamate
sodium hydroxide
cellulose carbamate
weight
Prior art date
Application number
FI843813A
Other languages
English (en)
Finnish (fi)
Other versions
FI69852B (fi
FI843813A0 (fi
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 FI843813A0 publication Critical patent/FI843813A0/fi
Priority to FI843813A priority Critical patent/FI69852C/fi
Priority to ZA857171A priority patent/ZA857171B/xx
Priority to CS856732A priority patent/CS673285A2/cs
Priority to IN674/CAL/85A priority patent/IN164446B/en
Priority to US06/779,702 priority patent/US4639514A/en
Priority to IT22252/85A priority patent/IT1201467B/it
Priority to DD85281023A priority patent/DD238983A5/de
Priority to AT0280885A priority patent/AT389328B/de
Priority to NO853793A priority patent/NO162766C/no
Priority to CA000491570A priority patent/CA1236094A/en
Priority to DE19853534371 priority patent/DE3534371A1/de
Priority to BR8504745A priority patent/BR8504745A/pt
Priority to SE8504456A priority patent/SE461098B/sv
Priority to FR8514367A priority patent/FR2570706B1/fr
Priority to GB08523914A priority patent/GB2164942B/en
Priority to JP60214408A priority patent/JPS6185451A/ja
Priority to RO85120222A priority patent/RO92932A/ro
Publication of FI69852B publication Critical patent/FI69852B/fi
Application granted granted Critical
Publication of FI69852C publication Critical patent/FI69852C/fi

Links

Classifications

    • 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
    • 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
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Artificial Filaments (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI843813A 1984-09-27 1984-09-27 Cykliskt foerfarande foer framstaellning av en alkaliloesning av cellulosakarbamat foer utfaellning av karbamatet och foeraotervinning av kemikalierna FI69852C (fi)

Priority Applications (17)

Application Number Priority Date Filing Date Title
FI843813A FI69852C (fi) 1984-09-27 1984-09-27 Cykliskt foerfarande foer framstaellning av en alkaliloesning av cellulosakarbamat foer utfaellning av karbamatet och foeraotervinning av kemikalierna
ZA857171A ZA857171B (en) 1984-09-27 1985-09-18 Cyclic process for producing alkali solution cellulose carbamate precipitating the carbamate and recovering the chemicals
CS856732A CS673285A2 (en) 1984-09-27 1985-09-20 Method of cellulose's carbamate precipitation from alkaline solution with regeneration and recycling chemicals
IN674/CAL/85A IN164446B (sv) 1984-09-27 1985-09-23
US06/779,702 US4639514A (en) 1984-09-27 1985-09-24 Cyclic process for producing an alkali solution of cellulose carbamate and precipitating the carbamate
IT22252/85A IT1201467B (it) 1984-09-27 1985-09-24 Procedimento ciclico per produrre soluzioni alcaline di carbammato di cellulosa,precipitare il carbammato e recuperare i prodotti chimici
DD85281023A DD238983A5 (de) 1984-09-27 1985-09-25 Zyklisches verfahren zur herstellung alkalischer loesungen von cellulosecarbamat
NO853793A NO162766C (no) 1984-09-27 1985-09-26 Fremgangsmaate for utfelling av cellulosekarbamat fra en alkalisk cellulosekarbamatopploesning under gjenvinning og gjenanvendelse av kjemikaliene.
AT0280885A AT389328B (de) 1984-09-27 1985-09-26 Zyklisches verfahren zur herstellung einer alkaliloesung von zellulosecarbamat
CA000491570A CA1236094A (en) 1984-09-27 1985-09-26 Cyclic process for producing alkali solution of cellulose carbamate, precipitating the carbamate and recovering the chemicals
DE19853534371 DE3534371A1 (de) 1984-09-27 1985-09-26 Zyklisches verfahren zur herstellung einer alkalischen loesung von cellulosecarbamat, zur faellung des carbamats und zur rueckgewinnung der chemikalien
BR8504745A BR8504745A (pt) 1984-09-27 1985-09-26 Processo ciclico para a producao de uma solucao alcalina de carbamato de celulose,para a precipitacao do carbamato de celulose da solucao alcalina e para a recuperacao e reciclagem dos produtos quimicos
SE8504456A SE461098B (sv) 1984-09-27 1985-09-26 Cykliskt foerfarande foer framstaellning av alkaliloesning av cellulosakarbamat, foer utfaellning av karbamatet och foer aatervinning av kemikalierna
FR8514367A FR2570706B1 (fr) 1984-09-27 1985-09-27 Procede cyclique pour preparer une solution d'alcali de carbamate de cellulose, pour precipiter le carbamate et pour recuperer les produits chimiques
GB08523914A GB2164942B (en) 1984-09-27 1985-09-27 Improvements in carbamate production
JP60214408A JPS6185451A (ja) 1984-09-27 1985-09-27 セルロースカルバミン酸塩紡糸用循環操作方法
RO85120222A RO92932A (ro) 1984-09-27 1985-09-27 Procedeu ciclic pentru obtinerea unei solutii alcaline de carbamat deceluloza

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI843813 1984-09-27
FI843813A FI69852C (fi) 1984-09-27 1984-09-27 Cykliskt foerfarande foer framstaellning av en alkaliloesning av cellulosakarbamat foer utfaellning av karbamatet och foeraotervinning av kemikalierna

Publications (3)

Publication Number Publication Date
FI843813A0 FI843813A0 (fi) 1984-09-27
FI69852B FI69852B (fi) 1985-12-31
FI69852C true FI69852C (fi) 1986-05-26

Family

ID=8519661

Family Applications (1)

Application Number Title Priority Date Filing Date
FI843813A FI69852C (fi) 1984-09-27 1984-09-27 Cykliskt foerfarande foer framstaellning av en alkaliloesning av cellulosakarbamat foer utfaellning av karbamatet och foeraotervinning av kemikalierna

Country Status (17)

Country Link
US (1) US4639514A (sv)
JP (1) JPS6185451A (sv)
AT (1) AT389328B (sv)
BR (1) BR8504745A (sv)
CA (1) CA1236094A (sv)
CS (1) CS673285A2 (sv)
DD (1) DD238983A5 (sv)
DE (1) DE3534371A1 (sv)
FI (1) FI69852C (sv)
FR (1) FR2570706B1 (sv)
GB (1) GB2164942B (sv)
IN (1) IN164446B (sv)
IT (1) IT1201467B (sv)
NO (1) NO162766C (sv)
RO (1) RO92932A (sv)
SE (1) SE461098B (sv)
ZA (1) ZA857171B (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5215125A (en) * 1987-03-13 1993-06-01 Teepak, Inc. Cellulose aminomethanate sausage casings
US4789006A (en) * 1987-03-13 1988-12-06 Teepak, Inc. Cellulose aminomethanate sausage casings
IE66891B1 (en) * 1991-02-15 1996-02-07 Ashfield Eng Co Wexford Ltd An adjustment mechanism for furniture
DE19721609A1 (de) 1997-05-23 1998-11-26 Zimmer Ag Verfahren und Vorrichtung zum Verspinnen von Cellulosecarbamat-Lösungen
DE19757958A1 (de) * 1997-12-24 1999-07-01 Lurgi Zimmer Ag Verfahren zur Herstellung einer Cellulosecarbamatlösung
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
CN100554318C (zh) * 2007-06-20 2009-10-28 中国科学院新疆理化技术研究所 低碱含量纤维素氨基甲酸酯溶液的制备方法
CA2915765C (en) 2013-07-01 2021-10-26 Ihk Fibre Ab Alkali recycle in cellulose spinning process
EP3969645A4 (en) * 2019-05-15 2023-06-21 TreeToTextile AB RECOVERY OF CHEMICALS IN CELLULOSE SPINNING
FI20225011A1 (sv) 2022-01-07 2023-07-08 Infinited Fiber Company Oy Cellulosabaserade textilfibrer

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2103639A (en) * 1934-02-09 1937-12-28 Brown Co Precipitation or setting of hydroxycellulose ethers from alkaline aqueous solutions
BE413827A (sv) * 1935-02-14
NL55623C (sv) * 1935-05-15
GB516672A (en) * 1937-08-30 1940-01-09 Du Pont Improvements in or relating to the production of cellulose derivatives
US2283809A (en) * 1940-02-24 1942-05-19 Du Pont Method of coagulating cellulosic solutions
US2371359A (en) * 1941-12-30 1945-03-13 Battelle Memorial Institute Method of producing solution containing cellulosic material
FI62318C (fi) * 1981-01-27 1982-12-10 Neste Oy Foerfarande foer framstaellning av ett alkaliloesligt cellulosaderivat
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
FI67562C (fi) * 1984-03-12 1985-04-10 Neste Oy Foerfarande foer framstaellning av cellulosakarbamat

Also Published As

Publication number Publication date
SE8504456L (sv) 1986-03-28
IT8522252A0 (it) 1985-09-24
NO853793L (no) 1986-04-01
FI69852B (fi) 1985-12-31
CS673285A2 (en) 1991-01-15
IN164446B (sv) 1989-03-18
FI843813A0 (fi) 1984-09-27
CA1236094A (en) 1988-05-03
AT389328B (de) 1989-11-27
RO92932A (ro) 1987-11-30
NO162766B (no) 1989-11-06
ATA280885A (de) 1989-04-15
NO162766C (no) 1990-02-14
SE8504456D0 (sv) 1985-09-26
ZA857171B (en) 1986-05-28
DD238983A5 (de) 1986-09-10
IT1201467B (it) 1989-02-02
BR8504745A (pt) 1986-07-22
DE3534371A1 (de) 1986-04-17
GB8523914D0 (en) 1985-10-30
JPS6185451A (ja) 1986-05-01
GB2164942A (en) 1986-04-03
US4639514A (en) 1987-01-27
GB2164942B (en) 1988-03-30
JPH0455621B2 (sv) 1992-09-03
FR2570706B1 (fr) 1988-05-27
FR2570706A1 (fr) 1986-03-28
DE3534371C2 (sv) 1988-11-24
SE461098B (sv) 1990-01-08

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MM Patent lapsed

Owner name: NESTE OY