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COATING COMPOSITIONS, METHODS AND COATED DEVICES
专利权人:
Anita Shukla
发明人:
Anita Shukla,Paula T. Hammond
申请号:
US13459069
公开号:
US20120277852A1
申请日:
2012.04.27
申请国别(地区):
US
年份:
2012
代理人:
摘要:
In various embodiments, a coated device comprises: a substrate a film coating at least part of the substrate, which film comprises a multilayer unit comprising a first layer and a second layer associated with one another via a hydrogen bond, wherein the first layer comprises a first natural polymeric material and a hydrogen bond donor and wherein the second layer comprises a second natural polymeric material and a hydrogen bond acceptor and an agent for delivery associated with the coated device. In various embodiments, a coated device comprises: a substrate a film coating at least part of the substrate, which film comprises a multilayer unit comprising a tetralayer with alternating layers of opposite charge and an agent for delivery associated with the coated device.
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