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FR549265A - Cellulose ester and its preparation process - Google Patents

Cellulose ester and its preparation process

Info

Publication number
FR549265A
FR549265A FR549265DA FR549265A FR 549265 A FR549265 A FR 549265A FR 549265D A FR549265D A FR 549265DA FR 549265 A FR549265 A FR 549265A
Authority
FR
France
Prior art keywords
preparation process
cellulose ester
cellulose
ester
preparation
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
Alexander W Phillips
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 FR549265A publication Critical patent/FR549265A/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
    • C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
    • C08B5/02—Cellulose nitrate, i.e. nitrocellulose
    • C08B5/04—Post-esterification treatments, e.g. densification of powders, including purification
    • C08B5/10—Reducing the viscosity

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)
FR549265D 1921-03-24 1922-03-23 Cellulose ester and its preparation process Expired FR549265A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US549265XA 1921-03-24 1921-03-24

Publications (1)

Publication Number Publication Date
FR549265A true FR549265A (en) 1923-02-06

Family

ID=21994429

Family Applications (1)

Application Number Title Priority Date Filing Date
FR549265D Expired FR549265A (en) 1921-03-24 1922-03-23 Cellulose ester and its preparation process

Country Status (1)

Country Link
FR (1) FR549265A (en)

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