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Abstract

A cleaning agent composition containing, (a) a nonionic surfactant containing a polyoxyalkylene alkyl or alkenyl amine [hereinafter referred to as component (a1)] in which the alkyl group or alkenyl group has 8 or more and 18 or less carbons and the oxyalkylene group has an average number of added moles of 1 or more and 8 or less, (b) a quaternary ammonium salt-type surfactant [hereinafter referred to as component (b)], (c) a polycarboxylic acid or a salt thereof, and water, wherein a content of (d) an anionic surfactant [hereinafter referred to as component (d)] is less than 35 mass % relative to a total content of components (a1) and (b), and the content of component (d) is 20 mass % or less relative to a content of all surfactants. The cleaning composition has excellent cleaning power for oil stains and denatured oil stains, and in a method of cleaning such stains.

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First Claim