CH419063A - Process for substituting the liquid medium of capsules, the walls of which are at least partly in general gelatin, by another liquid - Google Patents

Process for substituting the liquid medium of capsules, the walls of which are at least partly in general gelatin, by another liquid

Info

Publication number
CH419063A
CH419063A CH1267462A CH1267462A CH419063A CH 419063 A CH419063 A CH 419063A CH 1267462 A CH1267462 A CH 1267462A CH 1267462 A CH1267462 A CH 1267462A CH 419063 A CH419063 A CH 419063A
Authority
CH
Switzerland
Prior art keywords
substituting
capsules
partly
walls
liquid
Prior art date
Application number
CH1267462A
Other languages
French (fr)
Original Assignee
Ncr 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
Application filed by Ncr Co filed Critical Ncr Co
Publication of CH419063A publication Critical patent/CH419063A/en

Links

Classifications

    • 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
    • B01J13/20—After-treatment of capsule walls, e.g. hardening
    • B01J13/203—Exchange of core-forming material by diffusion through the capsule wall
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
    • A61J3/07—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of capsules or similar small containers for oral use
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Public Health (AREA)
  • Dispersion Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
  • Seasonings (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Fats And Perfumes (AREA)
CH1267462A 1961-10-30 1962-10-30 Process for substituting the liquid medium of capsules, the walls of which are at least partly in general gelatin, by another liquid CH419063A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14873661A 1961-10-30 1961-10-30

Publications (1)

Publication Number Publication Date
CH419063A true CH419063A (en) 1966-08-31

Family

ID=22527118

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1267462A CH419063A (en) 1961-10-30 1962-10-30 Process for substituting the liquid medium of capsules, the walls of which are at least partly in general gelatin, by another liquid

Country Status (9)

Country Link
AT (1) AT239200B (en)
BE (1) BE624167A (en)
BR (1) BR6241000D0 (en)
CH (1) CH419063A (en)
DE (1) DE1184734B (en)
DK (1) DK106667C (en)
ES (1) ES281391A1 (en)
GB (1) GB949910A (en)
NL (2) NL126072C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3460972A (en) * 1965-09-29 1969-08-12 Battelle Development Corp Liquid encapsulation
US3520821A (en) * 1966-08-29 1970-07-21 Ncr Co Sealing porous,polymeric material,membranes which form capsule walls
BR0211706B1 (en) * 2001-08-03 2013-11-26 METHOD FOR ENCLOSURING A PRODUCT FOR MAKING CAPSULES, AND, CAPSULE
EP2684600A1 (en) * 2012-07-10 2014-01-15 Laboratoires Meiners Sarl Core-shell capsules and methods for encapsulation of reactive ingredients by diffusional exchange through spherical capsule membranes

Also Published As

Publication number Publication date
AT239200B (en) 1965-03-25
GB949910A (en) 1964-02-19
NL284873A (en)
DK106667C (en) 1967-03-06
DE1184734B (en) 1965-01-07
NL126072C (en)
BE624167A (en)
ES281391A1 (en) 1963-03-16
BR6241000D0 (en) 1973-06-12

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