Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...
Reexamination Certificate
2006-09-19
2006-09-19
Wood, Elizabeth D. (Department: 1755)
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Plural component system comprising a - group i to iv metal...
C502S132000, C502S133000, C502S134000
Reexamination Certificate
active
07109142
ABSTRACT:
This invention concerns a solid catalyst component for olefin polymerization and the process for obtaining the catalyst component having titanium, halogen, magnesium, an organic acid ester and a relative surface area of 0.1–15 m2/g as measured according to a BET method and wherein the organic acid ester is contained in the solid catalyst component in an amount of 11% by weight or more.
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Kumamoto Shin-ichi
Ohshima Hideki
Satoh Makoto
Pasterczyk J.
Stevens Davis Miller & Mosher L.L.P.
Sumitomo Chemical Company Limited
Wood Elizabeth D.
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