Piperidine-triazine compounds for use as stabilizers for organic

Details Piperidine-triazine compounds for use as stabilizers for organic Piperidine-triazine compounds for use as stabilizers for organic

1988-07-11

1989-11-28

Lee, Mary C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Unsubstituted hydrocarbyl chain between the ring and the -c-...

544198, 544209, 544121, 524 97, 524 98, 524100, C07D40300, C08K 535

Patent

active

048838705

ABSTRACT:
The compounds of the formula (I) ##STR1## in which R.sub.1 is C.sub.1 -C.sub.8 -alkyloxy, allyloxy, allylamino, di(C.sub.1 -C.sub.4 -alkyl)amino, diallylamino, a 5-membered to 7-membered nitrogen containing heterocyclic group with the nitrogen atom linked to the triazine ring, or a group of the formula (II), ##STR2## R.sub.2 is hydrogen, O.sup.., OH, NO, CH.sub.2 CN, C.sub.1 -C.sub.8 -alkyl, allyl, benzyl, C.sub.1 -C.sub.8 -acyl, C.sub.1 -C.sub.18 -alkyloxy, C.sub.5 -C.sub.12 -cycloalkyloxy or OH-monosubstituted C.sub.2 -C.sub.4 -alkyl, R.sub.3 and R.sub.5 independently are hydrogen, C.sub.1 -C.sub.12 -alkyl,* monosubstituted by OH, by C.sub.1 -C.sub.4 -alkyloxy or by di(C.sub.1 -C.sub.4 -alkyl)amino, or a group of the formula (III) ##STR3## with R.sub.2 as defined above, R.sub.4 is hydrogen, C.sub.1 -C.sub.12 -alkyl or cyclohexyl and n is an integer from 2 to 6, are useful as light stabilizers, heat stabilizers and oxidation stabilizers for organic materials, in particular synthetic polymers. * C.sub.5 -C.sub.12 -cycloalkyl, C.sub.7 -C.sub.9 -phenylalkyl, tetrahydrofurfuryl, C.sub.2 -C.sub.4 -alkyl

REFERENCES:
patent: 4108829 (1978-08-01), Cassandrini et al.
patent: 4731393 (1988-03-01), Karrer et al.
patent: 4769443 (1988-09-01), Cantatore
CA 100: 193010t (1984).

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