| 摘要 |
PROBLEM TO BE SOLVED: To provide a granular detergent including high bulk density particles and inorganic salt particles, while the detergent is excellent in initial and time dependent fluidity as well as good in solubility in water.SOLUTION: A granular detergent includes high bulk density particles including a surfactant (a), and an inorganic salt particles including at least one of sodium hydrogen carbonate and sodium chloride (b), wherein the surface of (a) and the surface of (b) are coated with a nonionic surfactant having formula (1) or formula (2), wherein Ris 5-21C alkyl group or alkenyl group, Ris 2-4C alkylene group, Ris 1-4C alkyl group, s is the average repeating number of ORand is 5 to 30, Ris 10-16C alkyl group or alkenyl group, EO is an oxyethylene group, PO is oxypropylene group, each p and r is the average repeating number of EO, q is the average repeating number of PO, and p>1, r≥0, 0<q≤3, and p+r=10 to 30. |
