4-Aminomethylpolyalkylpiperidines useful as light stabilizers

Details 4-Aminomethylpolyalkylpiperidines useful as light stabilizers 4-Aminomethylpolyalkylpiperidines useful as light stabilizers

1982-01-22

1984-04-03

Kight, III, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

428460, 523351, 524103, 525162, 546188, 546242, C07D21148, C08K 534, C09D 381

Patent

active

044408870

ABSTRACT:
Compounds of formula I ##STR1## where R.sub.1, R.sub.2 and R.sub.3 are defined in the text, are useful as light stabilizers for polymeric materials, particularly for thermoplastic polymers and automotive finishes. Preferred compounds are those in which R.sub.1 is hydrogen and R.sub.2 and R.sub.3 are identical (C.sub.8-17 alkyl)carbonyl groups.

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patent: 4321374 (1982-03-01), Morimura et al.
patent: 4344876 (1982-08-01), Berner
Noller, Chemistry of Organic Compounds, second ed., 1957, pp. 230 and 254.

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