Antistatic agents and resin compositions incorporated therein

C - Chemistry – Metallurgy – 08 – K

Patent

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Details

C08K 5/42 (2006.01) C07D 233/10 (2006.01) C08K 5/00 (2006.01) C09K 3/16 (2006.01)

Patent

CA 2370317

Antistatic agents for reducing and eliminating static electric charges on resins, particularly acrylic resins, including an antistatically effective amount of at least one substituted imidazolinium salt of alkylbenzene sulfonic acid having formula (I) wherein R1 and R2 are the same or different and are alkyl groups having 6 or more carbon atoms. Also contemplated are methods, compositions and articles of manufacture which include the above-mentioned antistatic agent and are added to or on the resins and further contain fatty acids or optical brighteners.

L'invention se rapporte à des agents antistatiques permettant de réduire ou de supprimer les charges électrostatiques sur des résines, notamment les résines acryliques, et comportant une quantité efficace d'un point de vue antistatique d'au moins un sel d'imidazolinium substitué d'acide alkylbenzène sulfonique représenté par la formule (I), dans laquelle R¿1? et R¿2? sont identiques ou différents et sont des groupes alkyle ayant au moins 6 atomes de carbone. L'invention se rapporte également à des procédés associés ainsi qu'à des compositions et à des articles manufacturés qui comportent l'agent antistatique ci-dessus mentionné. Ces compositions sont ajoutées à ou sur d'autres résines et elles contiennent par ailleurs des acides gras ou des azureurs optiques.

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