HARD CAPSULE MADE FROM A POLYMER OR COPOLYMER FORMED BY POLYMERIZING AT LEAST ONE POLYMERIZABLE VINYL MONOMER IN THE PRESENCE OF POLYVINYLALCOHOL OR A DERIVATIVE THEREOF

A hard capsule which is made mainly of a polymer or copolymer obtained by polymerizing or copolymerizing at least one polymerizable vinyl monomer in the presence of polyvinyl alcohol and/or a derivative thereof. Unlike conventional hard capsules, this hard capsule can be filled with a solvent (e.g.,...

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Bibliographische Detailangaben
Hauptverfasser: SHIMAMOTO, TOSHIO, SUGIYAMA, SHIGERU, HOSHI, NOBORU
Format: Patent
Sprache:eng ; fre
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