Poly(lactic acid) composition having improved physical properties
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United States of America Patent
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Mar 12, 1996
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Feb 24, 1995
filing date -
Feb 24, 1995
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Abstract
A poly(lactic acid) composition having improved physical properties comprises a homogeneous solid solution of (a) a polymer having a number average molecular weight of 3,000-200,000 and selected from the group consisting of (1) poly(lactic acid), (2) copolymers of lactic acid containing at least 50 mole % lactic acid units, and (3) mixtures thereof; and (b) a plasticizer comprising an epoxidized oil selected from the group consisting of (1) epoxidized soybean oil; and (2) epoxidized linseed oil.
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