Composition and method

Details Composition and method Composition and method

C - Chemistry, Metallurgy

11

D

C11D 1/58 (2006.01) C11D 3/18 (2006.01) C11D 3/28 (2006.01) C11D 3/43 (2006.01) C11D 7/24 (2006.01) C11D 7/32 (2006.01) C11D 7/50 (2006.01)

Patent

CA 2553764

A cleaning composition comprising from 30 to 70 percent by weight of 1-alkyl-2- pyrrolidone, from 25 to 45 percent by weight of hydrocarbon and from 5 to 25 percent by weight of water exhibits good cleaning performance and a visual indication of activity. The composition is on or adjacent to a phase boundary of its phase diagram and exhibits self-induced surface motility of the Marangoni type.

La présente invention a trait à une composition de nettoyage comportant entre 30 et 70 % en poids de 1-alkyl-2-pyrrolidone, entre 26 et 45 % en poids d'hydrocarbure et entre 5 et 25 % en poids d'eau présentant une bonne efficacité de nettoyage et une indication visuelle d'activité. La composition est sur ou proche de la limite de phases de son diagramme de phases et présente une motilité de surface auto-induite du type Marangoni.

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