Alpha-olefin polymerization catalyst system which contains an aromatic silane compound
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United States of America Patent
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Mar 7, 2006
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N/A
app pub date -
Dec 21, 2000
filing date -
Dec 22, 1999
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Expired
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Abstract
Aromatic silane compounds containing at least an aromatic ring bound directly to the silicon atom, wherein the aromatic ring has at least one substituent located in the ortho position selected from C1-10 hydrocarbon groups, are useful as electron donors in olefin polymerization catalysts for the production of polyolefins having a stereoblock content of from about 7 to about 25%.
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