Polyolefin mixture containing poly(1-butene)
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United States of America Patent
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Jan 30, 2001
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N/A
app pub date -
Jan 28, 1999
filing date -
May 29, 1997
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Abstract
Thermoplastic and elastomeric polyolefin mixture including from 3 to 25% by weight of crystalline or partially crystalline isotactic poly(1-butene), and from 75 to 97% by weight of a heterophasic polyolefin composition; the latter containing a crystalline propylene polymer and an elastomeric copolymer of ethylene with propylene and/or an .alpha.-olefin.
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