发明申请
US20050281858A1 Devices, articles, coatings, and methods for controlled active agent release
审中-公开
用于控制活性剂释放的装置，制品，涂料和方法
- 专利标题： Devices, articles, coatings, and methods for controlled active agent release
- 专利标题（中）： 用于控制活性剂释放的装置，制品，涂料和方法
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申请号： US11156245申请日： 2005-06-17
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公开(公告)号： US20050281858A1公开(公告)日： 2005-12-22
- 发明人: Tim Kloke , Ralph Chappa
- 申请人： Tim Kloke , Ralph Chappa
- 主分类号： A61K9/46
- IPC分类号： A61K9/46 ; A61L27/34 ; A61L27/54 ; A61L31/10 ; A61L31/16
摘要：
The present invention relates to multi-layer coatings and device, articles, and methods regarding the same, for controlled active agent release. Embodiments of the present invention include devices, articles, coatings, and methods relating to an composition including an active agent, a first layer disposed on the composition, and a second layer disposed on the first layer, wherein the second layer is configured to provide controlled release of the active agent through the second layer and the second layer has release characteristics that are distinct from the first layer.
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