Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2006-06-06
2006-06-06
Choi, Ling-Sui (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S160000, C526S943000, C526S124200, C526S124300, C526S351000
Reexamination Certificate
active
07056991
ABSTRACT:
The present invention relates to propylene polymerization process in a bulk loop reactor, and particularly to propylene polymerization process for polymerizing commercial quantities of polypropylene in a bulk loop reactor by sequentially introducing Ziegler-Natta and metallocene catalyst systems into the bulk loop reactor.
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Attoe David
Daumerie Michel
Gauthier William
Hortmann Kai
McGovern Kevin
Choi Ling-Sui
Fina Technology, Inc.
Krueger Tenley R.
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