Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2006-04-25
2006-04-25
Lu, Caixia (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S161000, C526S165000, C526S169100, C526S348000, C526S352000, C564S248000, C568S017000, C556S021000, C556S032000
Reexamination Certificate
active
07034093
ABSTRACT:
Late transition metal complexes of certain neutral iminophosphine ligands are useful as components of polymerization catalysts for olefins. Useful metals in the complexes include Ni, Pd, Fe and Co. Oligomers and/or polymers of olefins such as ethylene can be made.
REFERENCES:
patent: 5955555 (1999-09-01), Bennett
patent: 6423794 (2002-07-01), Guan
patent: WO 98/40420 (1998-09-01), None
patent: WO 00/59956 (2000-10-01), None
Brookhart Maurice S.
Daugulis Olafs
E. I. du Pont de Nemours and Company
Lu Caixia
University of North Carolina
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