Wettable hydrogels comprising reactive, hydrophilic, polymeric internal wetting agents
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United States of America Patent
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Jul 31, 2007
Grant Date -
Apr 6, 2006
app pub date -
Sep 30, 2004
filing date -
Sep 30, 2004
priority date (Note) -
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Abstract
The present invention relates to wettable silicone hydrogels comprising the reaction product of at least one siloxane containing component and at least one reactive, hydrophilic polymeric internal wetting agent. The present invention further relates to silicone hydrogel contact lenses comprising at least one oxygen permeable component, and an amount of reactive, hydrophilic polymeric internal wetting agent sufficient to impart wettability to said device.
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