Stabilizer composition for synthetic resin and synthetic resin c

Details Stabilizer composition for synthetic resin and synthetic resin c Stabilizer composition for synthetic resin and synthetic resin c

1988-02-02

1989-05-09

Kight, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524 99, 524101, 524102, 524291, 524326, 524332, 524342, 524343, 524349, 252401, 252403, 252404, C08K 534

Patent

active

048291110

ABSTRACT:
A stabilizer composition for synthetic resin is described comprising a piperazine derivative represented by the following formula (I): ##STR1## wherein R.sub.1 and R.sub.2 each represents an alkyl group having from 12 to 20 carbon atoms or a 2,2,6,6-tetramethyl-4-piperidyl group; R.sub.3 and R.sub.4 each represents a hydrogen atom or a methyl group; and n and m each represents 2 or 3.
A synthetic resin composition is also described comprising polyolefin and the aforesaid piperazine derivative.

REFERENCES:
patent: 3899491 (1975-08-01), Ramey et al.
patent: 3920659 (1975-11-01), Ramey et al.
patent: 3992351 (1976-11-01), Ramey et al.
patent: 4067848 (1978-01-01), Ramey et al.
patent: 4373042 (1983-02-01), Gratani et al.

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