FR845522A - Procédé pour stabiliser la triacétyl-cellulose - Google Patents

Procédé pour stabiliser la triacétyl-cellulose

Info

Publication number
FR845522A
FR845522A FR845522DA FR845522A FR 845522 A FR845522 A FR 845522A FR 845522D A FR845522D A FR 845522DA FR 845522 A FR845522 A FR 845522A
Authority
FR
France
Prior art keywords
stabilizing
triacetyl cellulose
triacetyl
cellulose
stabilizing triacetyl
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
English (en)
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.)
North American Rayon Corp
Original Assignee
North American Rayon Corp
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 North American Rayon Corp filed Critical North American Rayon Corp
Application granted granted Critical
Publication of FR845522A publication Critical patent/FR845522A/fr
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
    • 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
    • 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
    • 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
    • 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
    • C08B3/30—Stabilising
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
FR845522D 1937-11-22 1938-11-02 Procédé pour stabiliser la triacétyl-cellulose Expired FR845522A (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US175980A US2140346A (en) 1937-11-22 1937-11-22 Process of stabilizing carbohydrate derivatives
US175979A US2139664A (en) 1937-11-22 1937-11-22 Process of stabilizing cellulose derivatives
US175981A US2140347A (en) 1937-11-22 1937-11-22 Process of stabilizing cellulose triacetate
US204601A US2139663A (en) 1937-11-22 1938-04-27 Process of stabilizing cellulose derivatives
US231900A US2206872A (en) 1937-11-22 1938-09-27 Process of stabilizing carbohydrate derivatives

Publications (1)

Publication Number Publication Date
FR845522A true FR845522A (fr) 1939-08-25

Family

ID=42023655

Family Applications (2)

Application Number Title Priority Date Filing Date
FR845522D Expired FR845522A (fr) 1937-11-22 1938-11-02 Procédé pour stabiliser la triacétyl-cellulose
FR845523D Expired FR845523A (fr) 1937-11-22 1938-11-02 Procédé pour stabiliser des dérivés d'hydrates de carbone

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR845523D Expired FR845523A (fr) 1937-11-22 1938-11-02 Procédé pour stabiliser des dérivés d'hydrates de carbone

Country Status (3)

Country Link
US (6) US2140347A (fr)
FR (2) FR845522A (fr)
GB (1) GB511822A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3103506A (en) * 1963-09-10 Preparation of cellulose valerates
US2512983A (en) * 1945-12-21 1950-06-27 Gevaert Photo Prod Nv Mixed cellulose esters and process of making same
US2736665A (en) * 1950-02-17 1956-02-28 Engine Parts Mfg Company Method of stabilizing sprayable paints
US3520874A (en) * 1966-10-07 1970-07-21 Fuji Photo Film Co Ltd Process for the production of a fine porous film
US4218560A (en) * 1977-10-25 1980-08-19 Hoffmann-La Roche Inc. Esters of antibiotic X-5108 and of mocimycin
US4272526A (en) * 1978-07-11 1981-06-09 Macarthys Pharmaceuticals Limited Derivatives of chloral
US4501888A (en) * 1984-01-24 1985-02-26 A. E. Staley Manufacturing Company Process for producing esters of carbohydrate materials

Also Published As

Publication number Publication date
FR845523A (fr) 1939-08-25
US2139664A (en) 1938-12-13
US2206872A (en) 1940-07-09
US2140346A (en) 1938-12-13
GB511822A (en) 1939-08-24
US2139663A (en) 1938-12-13
US2140347A (en) 1938-12-13
US2139662A (en) 1938-12-13

Similar Documents

Publication Publication Date Title
FR842829A (fr) Procédé de polymérisation
FR845360A (fr) Procédé pour préparer des peroxydes
FR845522A (fr) Procédé pour stabiliser la triacétyl-cellulose
FR835300A (fr) Procédé radiographique
FR832700A (fr) Procédé de polymérisation
FR841500A (fr) Procédé pour préparer des alkinols
FR842235A (fr) Procédé de blanchiment de matières cellulosiques
FR823151A (fr) Procédé pour stabiliser les éthers polyvinyliques
FR842219A (fr) Procédé pour halogéner des hydrocarbures
FR843903A (fr) Procédé de polymérisation
FR817852A (fr) Procédé pour fabriquer la cellulose alpha
FR845487A (fr) Procédé pour améliorer la cellulose régénérée
FR755981A (fr) Procédé pour stabiliser les esters à base de cellulose
FR49629E (fr) Nouveau procédé de modulation
FR843845A (fr) Procédé de polymérisation
FR845661A (fr) Procédé de polymérisation
FR844226A (fr) Procédé pour préparer des beta-aralcoylamines
FR837700A (fr) Procédé de coulée continue
FR844146A (fr) Procédé pour préparer le butadiène
FR840300A (fr) Procédé pour préparer le butadiène
FR844563A (fr) Procédé pour la production de lumière
FR879320A (fr) Procédé pour dissoudre la cellulose
FR828146A (fr) Procédé pour la cinématographie en relief
FR844893A (fr) Procédé pour préparer des dioléfines
FR827051A (fr) Procédé pour la fabrication de cellulose