Polymer compositions stabilized with hindered phenyl secondary p

Details Polymer compositions stabilized with hindered phenyl secondary p Polymer compositions stabilized with hindered phenyl secondary p

1978-07-12

1980-11-11

Schain, Howard E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 457PH, 260 4585B, 260 4585S, 260 459NC, 260 4595D, 260 4595H, C08K 551, C08K 552

Patent

active

042332087

ABSTRACT:
Organic polymeric materials normally subject to oxidative and ultraviolet light deterioration are stabilized by incorporating therein a compound of the formula ##STR1## wherein R is hydroxyl or chlorine, Y and Y' are independently alkyl, aralkyl or halogen, and Z is independently hydrogen, halogen, alkyl or aralkyl.

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