ELASTOMERIC COMPOSITIONS BASED ON ESTERS OF A STARCHY MATERIAL AND METHOD FOR PREPARING SUCH COMPOSITIONS
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United States of America Patent
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Issued Date -
Aug 11, 2011
app pub date -
Oct 13, 2009
filing date -
Oct 13, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An elastomeric composition, contains:—at least 5% and at most 70% by weight of an ester of a starchy material, which has a degree of ester substitution (DS) of between 1.0 and 3.0, preferably between 1.2 and 3.0,—at least 5% and at most 40% by weight of a plasticizer of this ester of starchy material, the plasticizer preferably being other than water, and—at least 25% by weight and at most 90% by weight of an elastomeric non-starch polymer.
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