Uv stabilized ethylene copolymers

C - Chemistry – Metallurgy – 08 – K

Patent

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Details

C08K 5/132 (2006.01) C08F 255/02 (2006.01) C08F 283/00 (2006.01) C08F 290/06 (2006.01) C08G 67/02 (2006.01) C08K 5/00 (2006.01) C08K 5/3475 (2006.01) C08L 73/00 (2006.01)

Patent

CA 2336920

A novel plasticizer composition is disclosed which comprises an ethylene copolymer combined with a reactive ultraviolet (UV) absorbing agent by reaction. Useful UV absorbing agents include homopolymers and copolymers of vinyl-functionalized monomer of benzotriazole, benzophenone, or benzophenolate. A process for preparing this novel plasticizer composition is also provided.

L'invention concerne une nouvelle composition plastifiante comprenant un copolymère d'éthylène combiné par réaction à un agent absorbant d'ultraviolets (UV) réactif. Les agents absorbants d'UV utilisés comprennent des homopolymères et copolymères d'un monomère à fonctionnalité vinyle de benzotriazole, benzophénone ou benzophénolate. L'invention concerne également un procédé de préparation de cette nouvelle composition plastifiante.

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