PROBLEM TO BE SOLVED: To provide a detergent composition excellent in foamability, detergency of powder and pigment, as well as storage stability, the main component of which is made of food or a food additive.SOLUTION: The detergent composition includes the following components (a) to (d), wherein [a+b] of the sum of the component (a) and (b) is 7-42 mass%, [a/b] of the mass ratio of the component (a) to (b) is 1/2-8/1, and the content of the component (c) is 0.1-3 mass%. The component (a) is fatty acid basic amino acid salt made of the following fatty acid and amino acid composition, wherein the fatty acid comprises lauric acid and myristic acid the mass ratio of lauric acid to myristic acid is 1/4-10/1 basic amino acid is L-arginine and/or L-lysine and the molar ratio (neutralization rate) of basic amino acid to fatty acid is 4/5-1/1. The component (b) is polyoxyethylene sorbitan fatty acid ester. The component (c) is at least one water-soluble cellulose derivative selected from among hydroxypropylmethyl cellulose, hydroxypropyl cellulose and sodium carboxymethyl cellulose. The component (d) is water.COPYRIGHT: (C)2011,JPO&INPIT【課題】主要成分が食品又は食品添加物で構成され、起泡性、粉体や顔料の洗浄性、保存安定性に優れた洗浄剤組成物を提供する。【解決手段】(a)下記の脂肪酸及びアミノ酸組成からなる脂肪酸塩基性アミノ酸塩・脂肪酸がラウリン酸及びミリスチン酸からなり、ラウリン酸とミリスチン酸の質量比が1/4~10/1・塩基性アミノ酸がL-アルギニン及び/又はL-リジンであり、塩基性アミノ酸と脂肪酸のモル比(中和率)が4/5~1/1(b)ポリオキシエチレンソルビタン脂肪酸エステル(c)ヒドロキシプロピルメチルセルロース、ヒドロキシプロピルセルロース及びカルボキシメチルセルロースナトリウムから選ばれる1種又は2種以上の水溶性セルロース誘導体(d)水上記(a)~(d)を含有し、a成分とb成分の和[a+b]が7~42質量%、a成分とb成分の質量比[a/b]が1/2~8/1、c成分の含有量が0.1~3質量%である洗浄剤組成物。【選択図】 なし
