Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 13, 2011
Patent Application Number
11358383
Date Filed
February 21, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides blend water-swellable materials and hydrogels suitable for use in biomedical or other applications. The blend water swellable materials and hydrogels have at least one hydrophilic polymer and at least one other polymer or oligomer having both hydrophobic and hydrophilic recurring units where the blend phase separates and is opaque and immiscible in the presence of water. Methods of making these blend water-swellable materials and hydrogels are also described.
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