Addition curable composition having increased resistance to degr

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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525100, 525105, 525106, C08F 800

Patent

active

057287686

ABSTRACT:
This invention relates to the preparation of an addition curable composition which when cured has increased resistance to degradation by ultraviolet light. The addition curable composition comprises an organic polymer having on average at least 1.4 alkenyl groups per molecule, a crosslinker having on average at least 2 hydrosilyl groups per molecule, a platinum group metal-containing catalyst and a benzotriazole derivative stabilizer.

REFERENCES:
patent: 5409995 (1995-04-01), Iwahara et al.
Macosko, C.W. et al., "The Hydrosilylation Cure of Polyisobutene", pp. 48-49.

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