Hindered phenolic norbornane-2,3-dicarboximides and stabilized c

Details Hindered phenolic norbornane-2,3-dicarboximides and stabilized c Hindered phenolic norbornane-2,3-dicarboximides and stabilized c

1975-05-08

1977-08-30

Marquis, Melvin I.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 326R, 260 4585S, C08K 500, C08L 400

Patent

active

040454045

ABSTRACT:
Compounds having the formula ##STR1## wherein R.sup.1 and R.sup.2 are lower alkyl, R.sup.3 is alkyl, another hindered phenolic norbornane-2,3-dicarboximide group, or a group --(CH.sub.2)--CO.sub.2 R.sup.4 and m is 0 to 3, n is 1 or 2 and R.sup.4 is alkyl, are good oxidative and thermal stabilizers of synthetic polymers.

REFERENCES:
patent: 3234233 (1966-03-01), Bolger

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