Precatalysts useful in polyolefin polymerization reactions

Details Precatalysts useful in polyolefin polymerization reactions Precatalysts useful in polyolefin polymerization reactions

2007-02-23

2010-12-14

Lu, Caixia (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C526S159000, C526S165000, C526S172000, C526S348000, C502S103000, C502S167000, C502S168000, C502S171000

Reexamination Certificate

active

07851570

ABSTRACT:
Compounds are provided that are useful as precatlysts in the polymerization of olefins such as ethylene and propylene. Other compounds are useful as intermediates in the production of such precatalysts.

REFERENCES:
Gamaz, Patrick et al., Synthesis and catalytic activities of copper (II) complexes derived from a tridentate pyrazole-containing ligand. X-ray crystal structure of [Cu2(u-dpzh-O,N,N′)2][Cu(MeOH)CI3]2, Inorganica Chimica Acta, 324 (2001) 27-34, Elsevier Science B.V.

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