Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2011-03-01
2011-03-01
Lu, Caixia (Department: 1765)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S160000, C526S165000, C526S943000, C502S103000, C502S152000, C502S156000, C502S167000, C502S224000
Reexamination Certificate
active
07897707
ABSTRACT:
A composition useful for activating catalysts for olefin polymerization is provided. The composition is derived from at least: carrier; organoaluminoxy compound; N,N-dimethylaniline and pentaflurophenol in amounts such that them are at least two equivalents of pentafluorophenol per equivalent of the N,N-dimethylaniline.
REFERENCES:
patent: 6-329714 (1994-11-01), None
patent: 2001/323009 (2001-11-01), None
patent: WO 01/90112 (2001-11-01), None
Diefenbach Steven P.
Luo Lubin
Wang Zhike
Albemarle Corporation
Jubinsky James A.
Lu Caixia
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