Antioxidant aromatic fluorophosphites

Details Antioxidant aromatic fluorophosphites Antioxidant aromatic fluorophosphites

1990-05-14

1992-07-07

Kyle, Deborah L.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

558 83, C23F 1112, C23F 1116, C23F 11167

Patent

active

051280663

ABSTRACT:
Fluoroalkylphosphorous compounds are disclosed having the formula ##STR1## wherein R.sub.1 and R.sub.2 are wherein the same or different and are substituted or unsubstituted aryl groups, the substituents are selected from alkyl, aryl, the group consisting of aralkyl, cycloalkyl, hydroxy, alkoxy, aryloxy and halo; X is a single bond connecting R.sub.1 and R.sub.2, or X is selected from the group consisting of C.sub.1 to C.sub.12 linear or branched alkylene, --O-- or --S.sub.g -- where g is an integer from 1 to 3; and n is an integer from 1 to 8. These compounds, when used in organic compositions susceptible to oxidative degradation act to effectively retard such degradation.

REFERENCES:
patent: 4867907 (1989-09-01), Burton et al.
patent: 4962144 (1990-10-01), Babillis et al.

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