| abstract |
An object of the present invention is to provide a polishing composition having an excellent polishing rate, light handling, and a good finish after polishing. In an aqueous emulsion composition containing abrasive particles mainly composed of α-alumina, a lubricating oil, an organic solvent, a surfactant, a thickener and water, (a) an alkyl sulfate ester salt is used as a surfactant. (B) using a polyoxyethylene sorbitan fatty acid ester and / or polyoxyethylene sorbitol fatty acid ester having an HLB of 10 to 17 and (c) a sorbitan fatty acid ester and / or a glycerin fatty acid ester having an HLB of 1.5 to 9; Characteristic polishing composition. |