Resin particle produced by diene polymerization with rare earth

Details Resin particle produced by diene polymerization with rare earth Resin particle produced by diene polymerization with rare earth

1997-08-08

1999-12-14

Teskin, Fred

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

428402, 524789, 524856, 526114, 526115, 526116, 526164, 526901, 526904, B32B 2516

Patent

active

060014784

ABSTRACT:
There is provided a process for preparing a polydiene comprising polymerizing a diene selected from the group consisting of butadiene, isoprene, or a mixture thereof under polymerization conditions in a gas phase reactor optionally in the presence of an inert particulate material and in the presence of a catalyst comprising (i) a rare earth metal component, (ii) a transition metal component selected from the group consisting of nickel compound, cobalt compound or titanium compound, and (iii) cocatalyst.

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patent: 5412045 (1995-05-01), Osman et al.
patent: 5428119 (1995-06-01), Knauf et al.
patent: 5453471 (1995-09-01), Bernier et al.
patent: 5567784 (1996-10-01), Weider et al.
patent: 5652304 (1997-07-01), Calderon et al.

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