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    • 5. 发明授权
    • Modulated release particles for aerosol delivery
    • 用于气溶胶输送的调制释放颗粒
    • US06596262B2
    • 2003-07-22
    • US09784659
    • 2001-02-15
    • Yaping ZhuSimon G. StefanosJohn Z. SunAkwete L. Adjei
    • Yaping ZhuSimon G. StefanosJohn Z. SunAkwete L. Adjei
    • A61K912
    • A61K9/008A61K9/143
    • A polymeric construct is disclosed. The construct comprises a polymer selected from silica gel, fumed silica gel, silicic acid, disilicic acid, trisilicic acid, metasilicic acid, and orthosilicic acid in their free or salt forms; silicon dioxide in either of its amporphous, crystalline, or precipitated forms such as Purified Siliceous Earth; diatomacous earth; Fuller's earth, Kieselhurh, Celite; talc; attapulgite; micas; montmorilonite, kaolin, aluminum oxide (Hydrargilite), bentonite, pumice; silanes and siloxanes and any mixture of the foregoing having a selected medicament associated therewith. The medicament thus present is provided in a slow release form.
    • 公开了一种聚合物结构。 该构建体包含其游离或盐形式的选自硅胶,热解法硅胶,硅酸,二硅酸,三硅酸,偏硅酸和原硅酸的聚合物; 二氧化硅以其无孔二氧化硅,结晶或沉淀形式,例如纯化硅土; 硅藻土 富勒的地球,凯撒尔,塞莱特; 滑石; 绿坡缕石 云母 蒙脱石,高岭土,氧化铝(Hydrargilite),膨润土,浮石; 硅烷和硅氧烷以及前述的任何混合物具有与之相关的选定的药物。 由此呈现的药物以缓释形式提供。