Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 21, 2010
Patent Application Number
12411406
Date Filed
March 26, 2009
Patent Primary Examiner
Patent abstract
A polyurethane obtained by reaction between(i) at least one homopolymer obtained by homopolymerization of ε-caprolactone, and(ii) at least one dissocyanate,wherein said reaction between (i) and (ii) and said homopolymerization are performed in presence of a catalyst selected from (a) a catalyst containing bismuth ethylhexanoate and ethylhexanoic acid, (b) a catalyst containing bismuth ethylhexanoate and bismuth neodecanoate, and (c) a catalyst containing zinc neodecanoate and zinc oxide.
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