Uv stabilizing additive compositions and uses thereof

Details Uv stabilizing additive compositions and uses thereof Uv stabilizing additive compositions and uses thereof

C - Chemistry, Metallurgy

08

K

C08K 5/3492 (2006.01) C08K 5/134 (2006.01) C08K 5/34 (2006.01) C08K 5/3435 (2006.01) C08L 23/02 (2006.01) C08L 23/12 (2006.01) C08L 23/16 (2006.01)

Patent

CA 2470490

This invention relates to an UV stabilizing additive composition comprising an ortho-hydroxy triazine compound, a hindered hydroxybenzoate compound and optionally a hindered amine compound. This additive composition may be used to stabilize materials from UV radiation. This invention also contemplates a method of stabilizing a material by contacting the material with the UV stabilizing additive composition.

L'invention concerne une composition d'additifs stabilisée aux ultraviolets. Cette composition contient un composé de triazine ortho-hyrdoxy, un composé d'hydroxybenzoate encombré et facultativement un composé amine encombré. La composition d'additifs selon l'invention peut être utilisée pour stabiliser des matériaux contre un rayonnement ultraviolet. L'invention concerne également un procédé de stabilisation de matériau consistant à mettre en contact ledit matériau avec ladite composition d'additifs stabilisée aux ultraviolets.

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