FR1444694A - Acetylsalicylic acid capsule process - Google Patents

Acetylsalicylic acid capsule process

Info

Publication number
FR1444694A
FR1444694A FR997927A FR997927A FR1444694A FR 1444694 A FR1444694 A FR 1444694A FR 997927 A FR997927 A FR 997927A FR 997927 A FR997927 A FR 997927A FR 1444694 A FR1444694 A FR 1444694A
Authority
FR
France
Prior art keywords
acetylsalicylic acid
acid capsule
capsule process
acetylsalicylic
capsule
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
FR997927A
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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
Priority claimed from US329887A external-priority patent/US3341416A/en
Application filed by NCR Corp, National Cash Register Co filed Critical NCR Corp
Priority to FR997927A priority Critical patent/FR1444694A/en
Application granted granted Critical
Publication of FR1444694A publication Critical patent/FR1444694A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/60—Salicylic acid; Derivatives thereof
    • 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
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1611—Inorganic compounds
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • A61K9/5047—Cellulose ethers containing no ester groups, e.g. hydroxypropyl methylcellulose
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/08—Simple coacervation, i.e. addition of highly hydrophilic material
FR997927A 1963-12-11 1964-12-09 Acetylsalicylic acid capsule process Expired FR1444694A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR997927A FR1444694A (en) 1963-12-11 1964-12-09 Acetylsalicylic acid capsule process

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US329887A US3341416A (en) 1963-12-11 1963-12-11 Encapsulation of aspirin in ethylcellulose and its product
FR997927A FR1444694A (en) 1963-12-11 1964-12-09 Acetylsalicylic acid capsule process

Publications (1)

Publication Number Publication Date
FR1444694A true FR1444694A (en) 1966-07-08

Family

ID=26211622

Family Applications (1)

Application Number Title Priority Date Filing Date
FR997927A Expired FR1444694A (en) 1963-12-11 1964-12-09 Acetylsalicylic acid capsule process

Country Status (1)

Country Link
FR (1) FR1444694A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2077696A1 (en) * 1970-02-06 1971-11-05 Synthelabo

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2077696A1 (en) * 1970-02-06 1971-11-05 Synthelabo

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