Biodegradable Composite, Use Thereof and Method for Producing a Biodegradable Block Copolyester-Urethane
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United States of America Patent
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Issued Date -
Dec 20, 2007
app pub date -
Jun 7, 2005
filing date -
Jun 7, 2004
priority date (Note) -
Abandoned
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Abstract
The invention relates to a composite system comprising at least one biodegradable block copolyester urethane, at least one filler comprising a polysaccharide and/or derivatives thereof and also possibly further biocompatible additives. Composite systems of this type are used for the production of moulded articles, moulded parts or extrudates. In addition, the invention relates to a method for the production of a biodegradable block copolyester urethane by polyaddition of a polyhydroxy alkanoate diol, a polyester diol of a dicarboxylic acid monoester and a bifunctional isocyanate.
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