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Crosslinkable hydrophilic materials from reactive oligomers having pendent unsaturated groups
 
   
Document Number
US Patent 7342047
Issued Date
March 11, 2008
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Abstract
The present invention provides cross linkable compositions useful in the preparation of hydrophilic gels, and are prepared from obligers having pendent hydrophilic ploy(alkenylene oxide) groups, and pendent pulverizable functional groups, and cross linked by polyfunctional ploy(alkenylene oxides).
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Number of Claims:
31
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Published
March 11, 2008
Application Number
10/792,238
Filed
March 2, 2004
US Classification
514/772.1   424/400 514/772.3 514/772.4 514/772.6
Int'l Classification
A61K   47/00   (20060101)  
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Attorney/Law Firm
USPTO Field of Search
526/82   526/194   525/530   604/304  
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