Use and production of polypropylene
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United States of America Patent
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app pub date -
Mar 3, 2004
filing date -
Feb 26, 1999
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Abandoned
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Abstract
Use of isotactic polypropylene homopolymers or copolymers in processes in which the polypropylene solidifies from a melt, wherein for enhanced speed of solidification of the polypropylene the polypropylene has a melt temperature and a crystallisation temperature not more than 50.degree. less than the melt temperature resulting from the polypropylene having been produced using a metallocene catalyst component having the general formula as described herein: R'(C.sub.pR.sub.1R.sub.2R.sub.3)(C.sub.p'R.sub.n')MQ.sub.2 (I)
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