CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS
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United States of America Patent
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Issued Date -
May 23, 2013
app pub date -
Aug 4, 2011
filing date -
Aug 5, 2010
priority date (Note) -
Abandoned
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Abstract
Catalyst component for the polymerization of olefins comprising Mg, Ti and an electron donor of Formula (I) in which R, R1 and R4 groups, equal to or different from each other, are C1-C15 hydrocarbon groups and the R groups can be linked to form a cycle, R2-R3 groups, equal to or different from each other, are selected from hydrogen and C1-C15 hydrocarbon groups, the R1-R4 groups can optionally contain an heteroatom selected from halogen, P, S, N, O and Si, n is an integer from 0 to 5 and said electron donor and Ti atoms being present in an amount such that their molar ratio is equal to, or lower than, 0.65.
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