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FR856394A - Cellulose triacetate precipitation process - Google Patents

Cellulose triacetate precipitation process

Info

Publication number
FR856394A
FR856394A FR856394DA FR856394A FR 856394 A FR856394 A FR 856394A FR 856394D A FR856394D A FR 856394DA FR 856394 A FR856394 A FR 856394A
Authority
FR
France
Prior art keywords
cellulose triacetate
precipitation process
precipitation
triacetate
cellulose
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR856394A publication Critical patent/FR856394A/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)
FR856394D 1938-06-16 1939-06-15 Cellulose triacetate precipitation process Expired FR856394A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US856394XA 1938-06-16 1938-06-16

Publications (1)

Publication Number Publication Date
FR856394A true FR856394A (en) 1940-06-12

Family

ID=22192962

Family Applications (1)

Application Number Title Priority Date Filing Date
FR856394D Expired FR856394A (en) 1938-06-16 1939-06-15 Cellulose triacetate precipitation process

Country Status (1)

Country Link
FR (1) FR856394A (en)

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