Stabilized polyester compositions

Details Stabilized polyester compositions Stabilized polyester compositions

1983-01-26

1983-11-08

Hoke, Veronica P.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

C08K 518

Patent

active

044143486

ABSTRACT:
There is disclosed a method for stabilization of polyester resins by incorporating in the resins novel polymeric diphenylamine compounds, produced by reacting diphenylamine with a dialkylalkenylbenzene or a dihydroxyalkylbenzene in the presence of an acid catalyst.

REFERENCES:
patent: 2200756 (1940-05-01), Messer et al.
patent: 3505225 (1970-04-01), Wheeler
patent: 3533992 (1970-10-01), Sundholm
patent: 3714257 (1973-01-01), Bayha et al.
patent: 3714258 (1973-01-01), Bayha et al.
patent: 3904578 (1975-09-01), Kawase et al.
patent: 3987004 (1976-10-01), Georgoudis
A. Fritz et al., "Synthesis of Aryleneiso Propylidene Polymers"--J. Polymer Science, vol. 10, pp. 2365-2378 (1972).
Armianskii Khumicheskii Zhurnal 28(7), pp. 551-554 (1975).

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