Bicyclic piperidine compounds for use as stabilizers for organic

Details Bicyclic piperidine compounds for use as stabilizers for organic Bicyclic piperidine compounds for use as stabilizers for organic

1988-05-25

1989-08-22

Kight, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

544350, 252403, C08K 534

Patent

active

048597244

ABSTRACT:
Bicyclic piperidine compounds of the general formula (I) ##STR1## in which R.sub.1 is hydrogen, O.cndot., OH, NO, CH.sub.2 CN, C.sub.1 -C.sub.8 -alkyl, allyl, benzyl, C.sub.1 -C.sub.8 -acyl, OH-monosubstituted C.sub.2 -C.sub.4 -alkyl, 2,3-epoxypropyl, C.sub.1 -C.sub.18 -alkyloxy, C.sub.5 -C.sub.12 -cycloalkyloxy or 2,3-dihydroxypropyl and R.sub.2 is a direct bond or --CH.sub.2 --, can be used as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials, in particular, synthetic polymers.

REFERENCES:
patent: 3736321 (1973-05-01), Mee et al.
patent: 4238388 (1980-12-01), Cantatore et al.
patent: 4279804 (1981-07-01), Cantatore et al.

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