FR1156080A - Procédé pour améliorer la couleur des esters cellulosiques d'acides dicarboxyliques et produits obtenus - Google Patents

Procédé pour améliorer la couleur des esters cellulosiques d'acides dicarboxyliques et produits obtenus

Info

Publication number
FR1156080A
FR1156080A FR1156080DA FR1156080A FR 1156080 A FR1156080 A FR 1156080A FR 1156080D A FR1156080D A FR 1156080DA FR 1156080 A FR1156080 A FR 1156080A
Authority
FR
France
Prior art keywords
color
improving
dicarboxylic acids
products obtained
cellulose esters
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.)
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 FR1156080A publication Critical patent/FR1156080A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/815—Photosensitive materials characterised by the base or auxiliary layers characterised by means for filtering or absorbing ultraviolet light, e.g. optical bleaching
    • G03C1/8155—Organic compounds therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
    • A61K8/41—Amines
    • A61K8/411—Aromatic amines, i.e. where the amino group is directly linked to the aromatic nucleus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
    • A61K8/44—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/4906—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom
    • A61K8/4926—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with one nitrogen as the only hetero atom having six membered rings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
    • A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
    • 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
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/17—Amines; Quaternary ammonium compounds
    • C08K5/18—Amines; Quaternary ammonium compounds with aromatically bound amino groups
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/7614—Cover layers; Backing layers; Base or auxiliary layers characterised by means for lubricating, for rendering anti-abrasive or for preventing adhesion

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Birds (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Dermatology (AREA)
  • Biochemistry (AREA)
FR1156080D 1956-08-22 1956-08-22 Procédé pour améliorer la couleur des esters cellulosiques d'acides dicarboxyliques et produits obtenus Expired FR1156080A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1156080TA 1956-08-22 1956-08-22

Publications (1)

Publication Number Publication Date
FR1156080A true FR1156080A (fr) 1958-05-12

Family

ID=48539465

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1156080D Expired FR1156080A (fr) 1956-08-22 1956-08-22 Procédé pour améliorer la couleur des esters cellulosiques d'acides dicarboxyliques et produits obtenus

Country Status (1)

Country Link
FR (1) FR1156080A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0276813A2 (fr) * 1987-01-28 1988-08-03 Shin-Etsu Chemical Co., Ltd. Procédé de fabrication de préparations pharmaceutiques enrobées d'un film et procédé pour améliorér leurs qualités

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0276813A2 (fr) * 1987-01-28 1988-08-03 Shin-Etsu Chemical Co., Ltd. Procédé de fabrication de préparations pharmaceutiques enrobées d'un film et procédé pour améliorér leurs qualités
EP0276813A3 (en) * 1987-01-28 1989-01-25 Shin-Etsu Chemical Co., Ltd. Method for preparing film coated pharmaceutical preparations and method for improving properties thereof

Similar Documents

Publication Publication Date Title
FR1237623A (fr) Procédé pour la production d'acides carboxyliques non saturés en alpha, beta et de leurs esters
FR1218241A (fr) Procédé pour la préparation d'esters monocarboxyliques du glycol et de produits méthyle-substitués correspondants
BE591898A (fr) Procédé de préparation d'esters alkyliques et produits obtenus.
FR1180032A (fr) Procédé pour la production d'esters d'acides 0, 0-dialcoylphosphoriques ou 0, 0-dialcoylthionophosphoriques et de nu-alcoylollactames
FR1235035A (fr) Procédé pour la production d'esters d'acides diarylamino-2-5 dihydro-3-6 téréphtaliques
FR906284A (fr) éthers-sels basiques d'acides carboxyliques aliphatiques tertiaires et procédé de préparation de cès produits
FR1156080A (fr) Procédé pour améliorer la couleur des esters cellulosiques d'acides dicarboxyliques et produits obtenus
FR1184593A (fr) Procédé de fabrication d'esters basiques et d'amides d'acides carboxyliques et produits ainsi obtenus
FR1218142A (fr) Procédé pour la production d'esters chloralcoyliques de l'acide acrylique et de ses produits de substitution
FR1190615A (fr) Procédé de purification des esters d'acides dicarboxyliques
FR1249104A (fr) Procédé pour la production d'esters d'acides carboxyliques
FR77482E (fr) Procédé pour la production d'esters chloralcoyliques de l'acide acrylique et de ses produits de substitution
FR1192186A (fr) Nouveau procédé pour la polymérisation de l'éthylène et produits obtenus
FR1253230A (fr) Procédé et installation pour la sublimation d'acides dicarboxyliques et produits conformes à ceux obtenus
FR887252A (fr) Procédé pour la production d'esters des acides fumarique et maléique
FR1121528A (fr) Procédé de préparation d'esters des acides paraconiques substitués, et produits obtenus
BE582042A (fr) Procédé pour la préparation d'esters polyènecarboxyliques et de leurs produits de saponification
FR1243660A (fr) Procédé pour la production d'esters dialcoyliques des acides iso- et téréphtalique
FR1176657A (fr) Procédé de préparation d'esters basiques d'acides di- ou mono-phényle-carbamiques alcoxylés et produits ainsi obtenus
FR1211946A (fr) Procédé de production d'alkyl esters d'acides aliphatiques non saturés
FR1186882A (fr) Procédé pour la production d'acides 3-3'-thioéther dicarboxyliques ou de leurs esters
FR1192454A (fr) Procédé pour la production d'acides benzène-dicarboxyliques
FR1179093A (fr) Procédé de préparation des esters et acides para- et méta-cyclohexane-diacétiques et produits obtenus
FR1302895A (fr) Procédé d'amélioration de la stabilité photo-chimique des pigments de rutile et produits ainsi obtenus
BE611273A (fr) Procédé pour la préparation des esters alpha-cyanoarcryliques et produits obtenus