Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2004-12-21
2008-08-26
Harlan, Robert D. (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C502S117000, C502S118000, C502S152000, C502S104000, C526S129000, C526S160000, C526S943000
Reexamination Certificate
active
07417097
ABSTRACT:
This invention provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer. This invention also provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer, wherein said catalyst composition comprises contacting an organometal compound, an organoaluminum compound, and a treated solid oxide compound.
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Benham Elizabeth A.
Collins Kathy S.
Eaton Anthony P.
Hawley Gil R.
Jensen Michael D.
Harlan Robert D.
Merchant & Gould P,C,
Phillips Petroleum Company
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