发明名称 |
WATER SOLUBLE GLASS COMPOSITIONS |
摘要 |
A water soluble glass has a dissolution rate that is distinctly pH sensitive, the ratio of dissolution rates between pH2 and pH6 being greater than 15 to 1. The glass incorporates phosphorus pentoxide as the glass former at a concentration not exceeding 48 mole %, and an alkali metal oxide at a concentration rate exceeding 43 mole %. The glass may be used in the fabrication of a tablet or bolus. |
申请公布号 |
GB8428890(D0) |
申请公布日期 |
1984.12.27 |
申请号 |
GB19840028890 |
申请日期 |
1984.11.15 |
申请人 |
STANDARD TELEPHONES & CABLES PLC |
发明人 |
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分类号 |
A23K1/175;A23K1/20;A61K9/00;A61K9/20;A61K9/22;A61K47/02;C03C3/16;C03C4/00 |
主分类号 |
A23K1/175 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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