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ZA813500B - Glass encapsulated materials - Google Patents

Glass encapsulated materials

Info

Publication number
ZA813500B
ZA813500B ZA00813500A ZA813500A ZA813500B ZA 813500 B ZA813500 B ZA 813500B ZA 00813500 A ZA00813500 A ZA 00813500A ZA 813500 A ZA813500 A ZA 813500A ZA 813500 B ZA813500 B ZA 813500B
Authority
ZA
South Africa
Prior art keywords
encapsulated materials
glass encapsulated
glass
materials
encapsulated
Prior art date
Application number
ZA00813500A
Inventor
Drake Cyril Francis
Cyril Francis Drake
Brocklehurst John Robert
John Robert Brocklehurst
Original Assignee
Itt
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 Itt filed Critical Itt
Publication of ZA813500B publication Critical patent/ZA813500B/en

Links

Classifications

    • 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
    • A61K9/0087—Galenical forms not covered by A61K9/02 - A61K9/7023
    • A61K9/0092—Hollow drug-filled fibres, tubes of the core-shell type, coated fibres, coated rods, microtubules or nanotubes
    • 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
    • A61K9/2813—Inorganic compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
    • A61M31/002—Devices for releasing a drug at a continuous and controlled rate for a prolonged period of time
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/16—Silica-free oxide glass compositions containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C4/00—Compositions for glass with special properties
    • C03C4/0035—Compositions for glass with special properties for soluble glass for controlled release of a compound incorporated in said glass
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/4163—Systems checking the operation of, or calibrating, the measuring apparatus
    • G01N27/4165—Systems checking the operation of, or calibrating, the measuring apparatus for pH meters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Molecular Biology (AREA)
  • Electrochemistry (AREA)
  • Anesthesiology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Nanotechnology (AREA)
  • Medicinal Preparation (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
ZA00813500A 1980-06-12 1981-05-25 Glass encapsulated materials ZA813500B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8019261A GB2077585A (en) 1980-06-12 1980-06-12 Sustained-release bodies of soluble glass tubules

Publications (1)

Publication Number Publication Date
ZA813500B true ZA813500B (en) 1982-06-30

Family

ID=10514010

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00813500A ZA813500B (en) 1980-06-12 1981-05-25 Glass encapsulated materials

Country Status (3)

Country Link
JP (1) JPS5729358A (en)
GB (1) GB2077585A (en)
ZA (1) ZA813500B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2163346A (en) * 1982-02-23 1986-02-26 Univ Leeds Ind Service Ltd Water soluble glass rumen boluses for administration to ruminant animals
NZ203102A (en) * 1982-02-23 1985-05-31 Univ Leeds Ind Service Ltd Water-soluble glass articles;use in treatment of ruminants
NZ204861A (en) * 1982-07-20 1986-10-08 Nat Res Dev Sustained release device:trace element incorporated in cement
GB2123690A (en) * 1982-07-20 1984-02-08 Nat Res Dev Sustained release device
GB2123693B (en) * 1982-07-20 1987-05-13 Nat Res Dev Sustained release device
GB2146524B (en) * 1983-09-15 1987-04-08 Stc Plc Differential release system for aqueous media
GB2146531B (en) * 1983-09-15 1987-04-29 Stc Plc Controlled release system
GB8331661D0 (en) * 1983-11-26 1984-01-04 Standard Telephones Cables Ltd Water soluble glass composition
GB2161800B (en) * 1984-07-18 1988-08-10 Stc Plc Water soluble compositions for preparing analytical solutions
GB8508173D0 (en) * 1985-03-28 1985-05-01 Standard Telephones Cables Ltd Controlled delivery device
US4673565A (en) * 1985-05-03 1987-06-16 E. I. Du Pont De Nemours And Company Pharmaceutical compositions containing hollow fine tubular drug delivery systems
GB2178422B (en) * 1985-08-02 1990-02-14 Stc Plc Prosthesis formed from water-soluble phosphate glass.
GB2189390B (en) * 1986-04-16 1989-12-28 Stc Plc Material dispenser, e.g. for use as rumen boluses
DE3803482A1 (en) * 1988-02-05 1989-08-17 Lohmann Therapie Syst Lts FLOATING ORAL THERAPEUTIC SYSTEM
JPH0647522B2 (en) * 1989-06-02 1994-06-22 石塚硝子株式会社 How to deodorize footwear

Also Published As

Publication number Publication date
JPS5729358A (en) 1982-02-17
GB2077585A (en) 1981-12-23

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