US Patent 7790838 Graft copolymers and method to prepare same
Patent 7790838 was granted and assigned to Polymer Chemistry Innovations on September, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A thermally processable graft copolymer formed from a water soluble polymer and a water insoluble polymer, wherein the graft copolymer forms a hydrogel upon exposure to water. A method to form such a hydrogel-forming graft copolymer by copolymerizing a water soluble 2-substituted-2-oxazolines with a water insoluble 2-substituted-2-oxazoline. A method to form such a hydrogel-forming graft copolymer by transamidating a poly-2-oxazoline with a carboxylic acid terminated water-insoluble polymer.
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US Patent 07790838 Graft copolymers and method to prepare same US Patent 7790838 Graft copolymers and method to prepare same
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Patent Number
0779083800
Patent Number
779083800
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
077908380
Date of Patent
September 7, 2010
0Patent Application Number
113666370
Date Filed
March 1, 2006
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
077908380
Date of Patent
September 7, 2010
0Patent Application Number
113666370
Date Filed
March 1, 2006
0Official Website
Patent Primary Examiner
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US Patent 07790838 Graft copolymers and method to prepare same
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07790838
Date of patent
September 7, 2010
Patent application number
11366637
Date Filed
March 1, 2006
Patent primary examiner
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