Dynamically vulcanized alloys of crystalline polyolefin resin and halobutyl rubber material
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United States of America Patent
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Jun 4, 1991
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N/A
app pub date -
May 24, 1990
filing date -
Oct 28, 1988
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Expired
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Abstract
Thermoplastic polyolefin (TPO) compositions which have superior long-term heat aging characteristics are prepared by blending a crystalline thermoplastic resin with a halobutyl rubber under conditions of dynamic vulcanization and in the presence of a maleimide curative.
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