Novel stabilizers

Details Novel stabilizers Novel stabilizers

1980-09-29

1982-07-20

Kight, III, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

546222, C07D21150, C08K 534

Patent

active

043405339

ABSTRACT:
2,2,6,6-Tetramethylpiperidine derivatives of the formula: ##STR1## wherein m is 0, 1 or 2, R.sub.1 is hydrogen, methyl, ethyl, phenoxymethyl or phenyl and R.sub.2 is C1-C8 alkyl, are excellent stabilizers for synthetic polymers.

REFERENCES:
patent: 3285855 (1966-11-01), Dexter et al.
patent: 3992390 (1976-11-01), Holt et al.
patent: 4075165 (1978-02-01), Soma et al.
patent: 4148784 (1979-04-01), Malherbe et al.
patent: 4197236 (1980-04-01), Rosenberger et al.

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