BE638089A - Procédé et installation pour la préparation de dérivés de cellulose - Google Patents

Procédé et installation pour la préparation de dérivés de cellulose

Info

Publication number
BE638089A
BE638089A BE638089DA BE638089A BE 638089 A BE638089 A BE 638089A BE 638089D A BE638089D A BE 638089DA BE 638089 A BE638089 A BE 638089A
Authority
BE
Belgium
Prior art keywords
installation
preparation
cellulose derivatives
cellulose
derivatives
Prior art date
Application number
Other languages
English (en)
French (fr)
Original Assignee
Miltenberger Ind P & B Weber
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 Miltenberger Ind P & B Weber filed Critical Miltenberger Ind P & B Weber
Publication of BE638089A publication Critical patent/BE638089A/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]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/30—Mixing gases with solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/30—Mixing gases with solids
    • B01F23/39—Mixing systems, i.e. flow charts or diagrams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/836—Mixing plants; Combinations of mixers combining mixing with other treatments
    • B01F33/8361—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating
    • B01F33/83612—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating by crushing or breaking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/71775—Feed mechanisms characterised by the means for feeding the components to the mixer using helical screws
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/08—Alkali cellulose
    • 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
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
BE638089D 1963-10-08 1963-10-01 Procédé et installation pour la préparation de dérivés de cellulose BE638089A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM0054675 1963-10-08

Publications (1)

Publication Number Publication Date
BE638089A true BE638089A (fr) 1964-04-01

Family

ID=7308088

Family Applications (1)

Application Number Title Priority Date Filing Date
BE638089D BE638089A (fr) 1963-10-08 1963-10-01 Procédé et installation pour la préparation de dérivés de cellulose

Country Status (8)

Country Link
BE (1) BE638089A (de)
CH (1) CH437245A (de)
DE (1) DE1468226B2 (de)
FI (1) FI44591B (de)
FR (1) FR1371044A (de)
GB (1) GB1066588A (de)
NL (1) NL299879A (de)
SE (1) SE302607B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE759977A (fr) * 1969-12-08 1971-06-07 Kalle Ag Procede et dispositif pour l'alcalinisation homogene de cellulose
US4281109A (en) 1980-03-03 1981-07-28 National Starch And Chemical Corporation Pollution-free cationization of starch
DE3010464A1 (de) * 1980-03-19 1981-10-01 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von wasserarmer alkalicellulose
US4373098A (en) * 1981-08-20 1983-02-08 E. I. Du Pont De Nemours And Company Process for converting cellulose directly into alkali cellulose
AU2013245244B2 (en) * 2012-04-05 2017-09-14 Stora Enso Oyj Method for the preparation of cellulose ethers with a high solids process, product obtained and uses of the product
CN117510652A (zh) * 2023-11-28 2024-02-06 浙江科技学院 一种微水法制备羧甲基纤维素的方法

Also Published As

Publication number Publication date
FI44591B (de) 1971-08-31
DE1468226A1 (de) 1968-12-05
FR1371044A (fr) 1964-08-28
NL299879A (nl) 1965-08-25
CH437245A (de) 1967-06-15
GB1066588A (en) 1967-04-26
SE302607B (de) 1968-07-29
DE1468226B2 (de) 1973-03-22

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