BE824125A - Procede pour la fabrication continue de carboxymethylcellulose - Google Patents

Procede pour la fabrication continue de carboxymethylcellulose

Info

Publication number
BE824125A
BE824125A BE152164A BE152164A BE824125A BE 824125 A BE824125 A BE 824125A BE 152164 A BE152164 A BE 152164A BE 152164 A BE152164 A BE 152164A BE 824125 A BE824125 A BE 824125A
Authority
BE
Belgium
Prior art keywords
carboxymethylcellulose
continuous manufacturing
continuous
manufacturing
Prior art date
Application number
BE152164A
Other languages
English (en)
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 filed Critical
Publication of BE824125A publication Critical patent/BE824125A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
    • C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B17/00—Apparatus for esterification or etherification of cellulose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
BE152164A 1974-01-09 1975-01-06 Procede pour la fabrication continue de carboxymethylcellulose BE824125A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742400879 DE2400879B2 (de) 1974-01-09 1974-01-09 Verfahren zur kontinuierlichen herstellung von celluloseglykolat

Publications (1)

Publication Number Publication Date
BE824125A true BE824125A (fr) 1975-07-07

Family

ID=5904419

Family Applications (1)

Application Number Title Priority Date Filing Date
BE152164A BE824125A (fr) 1974-01-09 1975-01-06 Procede pour la fabrication continue de carboxymethylcellulose

Country Status (8)

Country Link
US (1) US4017671A (fr)
JP (1) JPS50100181A (fr)
BE (1) BE824125A (fr)
DE (1) DE2400879B2 (fr)
FR (1) FR2256927B1 (fr)
GB (1) GB1493321A (fr)
NL (1) NL7417031A (fr)
SE (1) SE430895B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2557576C3 (de) * 1975-12-20 1982-03-25 Hoechst Ag, 6000 Frankfurt Verfahren zur absatzweisen Herstellung von Natrium-carboxymethylcellulose und Vorrichtung zur Dukchführung dieses Verfahrens
DE2924330A1 (de) * 1979-06-15 1980-12-18 Hoechst Ag Kontinuierliches verfahren und vorrichtung zur herstellung von wasserloeslicher hydroxyalkylcellulose oder deren mischethern
DE3039978A1 (de) * 1980-10-23 1982-06-03 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von wasserloeslichen phosphonomethylethern der cellulose
DE3118953A1 (de) * 1981-05-13 1982-12-09 Hoechst Ag, 6000 Frankfurt Verfahren zur reingung von wasser, salze glykolationen und organische loesemittel enthaltenden gemischen und die verwendung des verfahrens bei der herstellung von natriumcarboxymethylgruppen aufweisenden polysaccharidethern
FI71750C (fi) 1981-09-10 1987-02-09 Daicel Chem Process foer tillverkning av ett alkalisalt av karboximetylcellulosaeter.
US4728731A (en) * 1986-03-10 1988-03-01 Henkel Kommanditgesellschaft Auf Aktien Reactor and its use in polysaccharide ether production
DE19746264A1 (de) * 1997-10-20 1999-04-29 Wolff Walsrode Ag Verfahren zur Herstellung einer Carboxymethylcellulose mit verbesserter Wasserretention
JP5377816B2 (ja) * 2005-06-16 2013-12-25 信越化学工業株式会社 セルロースエーテルの製造方法
WO2012008314A1 (fr) * 2010-07-15 2012-01-19 花王株式会社 Procédé de production de la carboxyméthyl cellulose

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2517577A (en) * 1946-12-10 1950-08-08 Hercules Powder Co Ltd Preparation of carboxyalkyl ethers of cellulose
US2512338A (en) * 1947-04-29 1950-06-20 Hercules Powder Co Ltd Preparation of cellulose ethers
US3088943A (en) * 1960-10-21 1963-05-07 Du Pont Process for making alkali metal salt of carboxymethylcellulose
US3498971A (en) * 1967-02-13 1970-03-03 Allied Chem Process for the preparation of sodium carboxymethylcellulose
US3900463A (en) * 1968-12-14 1975-08-19 Dai Ichi Kogyo Seiyaku Co Ltd Process for preparing alkali carboxymethyl cellulose
BE759977A (fr) * 1969-12-08 1971-06-07 Kalle Ag Procede et dispositif pour l'alcalinisation homogene de cellulose
US3678031A (en) * 1970-10-21 1972-07-18 Buckeye Cellulose Corp Slurry process for the production of absorptive carboxy methyl cellulose fibers

Also Published As

Publication number Publication date
FR2256927B1 (fr) 1979-04-06
US4017671A (en) 1977-04-12
SE430895B (sv) 1983-12-19
GB1493321A (en) 1977-11-30
NL7417031A (nl) 1975-07-11
DE2400879A1 (de) 1975-07-10
FR2256927A1 (fr) 1975-08-01
SE7500068L (fr) 1975-07-10
DE2400879B2 (de) 1976-04-01
JPS50100181A (fr) 1975-08-08

Similar Documents

Publication Publication Date Title
FR2335205A2 (fr) Procede pour la fabrication de comprimes poreux
BE802074A (fr) Procede pour la fabrication de granules fibreux
BE821240A (fr) Procede pour la fabrication de dinitrile malonique
FR2302499A1 (fr) Procede pour la fabrication de revete
BE814624A (fr) Procede pour la fabrication d'elements de construction
BE824125A (fr) Procede pour la fabrication continue de carboxymethylcellulose
RO72483A (fr) Procede continuu pour la fabrication du 2-ethylexanol
FR2276288A1 (fr) Procede pour la production du 2-fluoronitrobenzene
BE827021A (fr) Procede pour la fabrication de tubes cathodiques
BE864135A (fr) Procede pour la fabrication de peradices
FR2278668A1 (fr) Procede pour la fabrication d'alkylacetophenones
FR2328777A1 (fr) Procede pour la fabrication de ferro-alliage
BE836023A (fr) Procede de fabrication d'aminucomposes
BE832184A (fr) Procede pour la production de melon
FR2277499A1 (fr) Procede pour la production de photomasques colores
FR2289479A1 (fr) Procede de fabrication d'halo-anthraquinones
BE818702A (fr) Procede pour la fabrication de cyanopyridines
BE824730A (fr) Procede pour la preparation de cyclopentandiones
BE834854R (fr) Procede pour la fabrication de peintures autoreticulables
RO73094A (fr) Procede pour la fabrication de cyclohexanonoxyme
RO65455A (fr) Procede pour la preparation du 6-chlore-2-chloremeprocede de preparation du 6-chlore-2-chloremethyle-4-phenylequinazolines-3-oxyde thyle-4-phenylquinazoline-3-oxyde
RO66026A (fr) Procede pour la fabrication d'acetone
BE823069A (fr) Procede pour la fabrication de polymerisats transparents
BE780304A (fr) Procede pour la fabrication de dents artificielles
FR2313730A1 (fr) Procede pour la fabrication de supports de magnetogramme

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HOECHST A.G.

Effective date: 19850106