Thermoplastic polyester blends of improved impact resistance
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United States of America Patent
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Dec 26, 1989
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N/A
app pub date -
Feb 8, 1989
filing date -
Feb 8, 1989
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Expired
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Abstract
A polymer blend of superior impact resistance comprises an intimate blend of a polyester resin, a polycarbonate resin and an acid-modified polyolefin. The preferred acid-modified polyolefin is a polyethylene wax which has been modified with maleic acid anhydride.
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