Polyalkyl-4-piperidinol derivatives for use as stabilizers for o

Details Polyalkyl-4-piperidinol derivatives for use as stabilizers for o Polyalkyl-4-piperidinol derivatives for use as stabilizers for o

1994-07-21

1995-08-08

Ivy, C. Warren

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

Synthetic resins

Processes of preparing a desired or intentional composition...

546187, 546190, 252403, 252405, C07D21146, C07D21194, C08K 53435

Patent

active

054399580

ABSTRACT:
The present invention relates to novel piperidine compounds of the formula (I) and to their use as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials.
The definitions of R.sub.1, R.sub.2 and R.sub.3 are given in the text. ##STR1##

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patent: 4238613 (1980-12-01), Rasberger et al.
patent: 4855434 (1989-08-01), Cantatore et al.
Patent Abstracts of Japan, vol. 12, No. 391, C-537 (3238) Oct. 18, 1988.
Chem. Abst. 102:47406b (1985).
Chem. Abst. 100:103185b (1984).

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