Coating processes – Particles – flakes – or granules coated or encapsulated – Solid encapsulation process utilizing an emulsion or...
Patent
1982-05-05
1984-12-04
Lovering, Richard D.
Coating processes
Particles, flakes, or granules coated or encapsulated
Solid encapsulation process utilizing an emulsion or...
424 19, 424 33, 424 35, 42840224, A61K 952, A61K 962, B01J 1302
Patent
active
044864710
ABSTRACT:
Pharmaceutically active compound-containing microcapsules the coating walls of which consist essentially of ethylcellulose and a water-insoluble, acid-soluble polymer material are disclosed. A method of preparing said microcapsules is also disclosed.
REFERENCES:
patent: 3415758 (1968-12-01), Powell et al.
patent: 3531418 (1970-09-01), Fanger et al.
patent: 3859228 (1975-01-01), Morishita et al.
patent: 3960757 (1976-06-01), Morishita et al.
Hirata Goichi
Kida Akira
Koida Yoshiyuki
Samejima Masayoshi
Bierman Jordan B.
Lovering Richard D.
Tanabe Seiyaku Co. Ltd.
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