Compositions containing alpha-cyanocinnamate ultraviolet-absorbi

Details Compositions containing alpha-cyanocinnamate ultraviolet-absorbi Compositions containing alpha-cyanocinnamate ultraviolet-absorbi

1984-11-23

1986-10-21

Kight, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524102, C08K 534

Patent

active

046186387

ABSTRACT:
Alpha-cyanocinnamate ultraviolet-absorbing stabilizers of the formula ##STR1## Where T is alkyl of 4 to 14 carbon atoms, and R.sub.4 is alkyl of 1 to 4 carbon atoms, are particularly resistant to loss during weathring of outdoor thermoset or thermoplastic coating systems while exhibiting good stabilization efficacy and compatibility in said systems.

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