FR689134A - Improvements in the treatment of cellulose derivatives - Google Patents

Improvements in the treatment of cellulose derivatives

Info

Publication number
FR689134A
FR689134A FR689134DA FR689134A FR 689134 A FR689134 A FR 689134A FR 689134D A FR689134D A FR 689134DA FR 689134 A FR689134 A FR 689134A
Authority
FR
France
Prior art keywords
treatment
cellulose derivatives
cellulose
derivatives
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)
Inventor
Camille Dreyfus
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
Application granted granted Critical
Publication of FR689134A publication Critical patent/FR689134A/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
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/22—Post-esterification treatments, including purification
    • C08B3/26—Isolation of the cellulose ester
    • C08B3/28—Isolation of the cellulose ester by precipitation

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)
FR689134D 1929-02-07 1930-01-30 Improvements in the treatment of cellulose derivatives Expired FR689134A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US689134XA 1929-02-07 1929-02-07

Publications (1)

Publication Number Publication Date
FR689134A true FR689134A (en) 1930-09-02

Family

ID=1543968

Family Applications (1)

Application Number Title Priority Date Filing Date
FR689134D Expired FR689134A (en) 1929-02-07 1930-01-30 Improvements in the treatment of cellulose derivatives

Country Status (1)

Country Link
FR (1) FR689134A (en)

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