Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Organic compound containing
Reexamination Certificate
2007-05-01
2007-05-01
Lorengo, J. A. (Department: 1755)
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Organic compound containing
C502S103000, C502S132000, C502S152000, C502S156000, C526S160000, C526S351000, C526S348000, C526S943000, C526S124100, C526S329200, C525S333300, C554S027000
Reexamination Certificate
active
11114055
ABSTRACT:
A modified aluminum oxy compound (A) obtained by reacting an aluminum oxy compound (a), water (b) and a compound having a hydroxyl group (c); a polymerization catalyst component comprising the modified aluminum oxy compound; a polymerization catalyst obtained by contacting said modified aluminum oxy compound (A), a transition metal compound (B) and optionally an organoaluminum compound (C) and a specified boron compound; and a process for producing an olefin polymer or an alkenyl aromatic hydrocarbon polymer with the polymerization catalyst.
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Fujita Masayuki
Miyatake Tatsuya
Oi Nobuo
Seki Yoshinori
Brown Jennine
Lorengo J. A.
Stevens Davis Miller & Mosher LLP
Sumitomo Chemical Company Limited
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