Toughened thermoplastics
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United States of America Patent
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Aug 27, 1991
Issued Date -
N/A
app pub date -
Jan 22, 1990
filing date -
Apr 19, 1989
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Expired
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Abstract
Functionalized thermoplastics such as styrene-maleic anhydride copolymers polystyrene or maleated polyolefins may be thoughened with halogenated rubbers which are copolymers of isoprene and isobutylene provided a dialkyl or dihydroxyalkyl amino alkanol is present as a compatibilizer. The toughened thermoplastics have about a two fold increase in IZOD impact resistance.
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