Composition and method
AssigneeReckitt Benckiser (UK) Limited
InventorsGay Cornelius, Malcolm McKechnie
Life of this patent
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Abstract
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.
Claims20
A cleaning composition comprising from 30 to 70 percent by weight of 1-alkyl-2-pyrrolidone, from 25 to 45 percent by weight of a hydrocarbon and from 5 to 25 percent by weight of water.
(canceled)
A cleaning composition comprising water, a hydrocarbon and a 1-alkyl-2-pyrrolidone, which composition exhibits Marangoni behaviour when exposed to air.
Dependencies are inferred from the claim text.