FR1041848A - Process for the preparation of alkylcelluloses in a finely pulverizable form and products conforming to those obtained by this process - Google Patents

Process for the preparation of alkylcelluloses in a finely pulverizable form and products conforming to those obtained by this process

Info

Publication number
FR1041848A
FR1041848A FR1041848DA FR1041848A FR 1041848 A FR1041848 A FR 1041848A FR 1041848D A FR1041848D A FR 1041848DA FR 1041848 A FR1041848 A FR 1041848A
Authority
FR
France
Prior art keywords
alkylcelluloses
preparation
those obtained
products conforming
pulverizable
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of FR1041848A publication Critical patent/FR1041848A/en
Expired legal-status Critical Current

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
    • 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
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • C08B11/22—Isolation

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)
FR1041848D 1950-06-14 1951-06-11 Process for the preparation of alkylcelluloses in a finely pulverizable form and products conforming to those obtained by this process Expired FR1041848A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1041848X 1950-06-14

Publications (1)

Publication Number Publication Date
FR1041848A true FR1041848A (en) 1953-10-27

Family

ID=4554338

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1041848D Expired FR1041848A (en) 1950-06-14 1951-06-11 Process for the preparation of alkylcelluloses in a finely pulverizable form and products conforming to those obtained by this process

Country Status (1)

Country Link
FR (1) FR1041848A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017799A1 (en) * 1979-03-29 1980-10-29 Henkel Kommanditgesellschaft auf Aktien Process for the production of cold water-soluble cellulose ethers for washing and cleaning compositions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017799A1 (en) * 1979-03-29 1980-10-29 Henkel Kommanditgesellschaft auf Aktien Process for the production of cold water-soluble cellulose ethers for washing and cleaning compositions
US4364836A (en) 1979-03-29 1982-12-21 Henkel Kommanditgesellschaft Auf Aktien Process for the removal of alkali metal halides from cellulose ethers soluble in cold water and use of the purified products in washing and cleansing agent compositions

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