Process for the stabilization of polyolefins

Details Process for the stabilization of polyolefins Process for the stabilization of polyolefins

1992-05-07

1993-09-14

Morgan, Kriellion S.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524100, 524102, 524147, C08K 534

Patent

active

052449483

ABSTRACT:
Polyolefins and olefin copolymers which are prepared by polymerization on a catalyst made from a magnesium halide, a titanium compound and an aluminium alkyl can be stabilized by the addition of certain sterically hindered triazinylpiperidines, which are substituted in the 1-position, to the polymerization.

REFERENCES:
patent: 3925376 (1975-12-01), Chalmers et al.
patent: 4108829 (1978-08-01), Cassandrini et al.
patent: 4111835 (1978-09-01), Foschini et al.
patent: 4816507 (1989-03-01), Cantatore et al.
C.A. 105, 134505p (1986).

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