Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2006-07-11
2006-07-11
Harlan, Robert D. (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S347000, C526S171000, C502S155000, C502S167000, C548S146000, C548S206000
Reexamination Certificate
active
07074870
ABSTRACT:
Metal-ligand complexes that are useful as precursors to catalysts for the polymerization of olefins are provided. Certain of the catalysts are particularly effective at polymerizing ethylene and styrene into copolymers having novel properties, including a low molecular weight and close comparison between vinyl and methyl end groups.
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Brümmer Oliver
Diamond Gary M.
Goh Christopher
LaPointe Anne M.
Leclerc Margarete K.
Harlan Robert D.
Symyx Technologies Inc.
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