Devices, articles, coatings, and methods for controlled active agent release or hemocompatibility
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United States of America Patent
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Mar 4, 2014
Issued Date -
N/A
app pub date -
Jul 26, 2006
filing date -
Jul 29, 2005
priority date (Note) -
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Abstract
The present invention relates to devices, articles, coatings, and methods for controlled active agent release and/or for providing a hemocompatible surface. More specifically, the present invention relates to copolymer compositions and devices, articles, and methods regarding the same for controlled active agent release. In an embodiment, the present invention includes a copolymer composition. The copolymer composition can include a copolymer and an active agent. In an embodiment, the copolymer includes an effective portion of a monomeric unit including a polar moiety. The active agent can be polar. The active agent can be charged. The active agent can be non-polar. In an embodiment, the copolymer composition includes a random copolymer. In an embodiment, the random copolymer includes butyl methacrylate-co-acrylamido-methyl-propane sulfonate copolymer, which can provide reduced platelet adhesion.
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