2,6-polyalkylpiperidine-substituted bislactams and their use for

Details 2,6-polyalkylpiperidine-substituted bislactams and their use for 2,6-polyalkylpiperidine-substituted bislactams and their use for

1989-08-07

1991-04-16

Morgan, Kriellion

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

Synthetic resins

Processes of preparing a desired or intentional composition...

546187, 524100, 524120, 524128, 524153, 524291, 524302, 524304, 524342, 524403, C08K 53417, C07D40100

Patent

active

050083120

ABSTRACT:
Bislactams of the general formula I ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently of one another are each C.sub.1 -C.sub.4 -alkyl, or R.sup.1 and R.sup.2 and/or R.sup.3 and R.sup.4 form a tetra- or pentamethylene radical, and R.sup.5 is hydrogen, carbonyl-C.sub.1 -C.sub.8 -alkyl, benzoyl, C.sub.1 -C.sub.8 -alkyl, C.sub.7 -C.sub.10 -phenylalkyl, the phenyl nucleus being unsubstituted or substituted by one or two C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkyoxy, fluorine, chlorine or bromine radicals, or is C.sub.1 -C.sub.3 -cyanoalkyl, C.sub.2 -C.sub.4 -hydroxyalkyl or C.sub.2 - or C.sub.3 -aminoalkyl, and the acid addition salts and hydrates of these compounds.
The compounds (I) are stabilizers for organic materials.

REFERENCES:
patent: 3684765 (1972-08-01), Matsui et al.
patent: 4659775 (1987-04-01), Pfenninger et al.

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