Patent ID: 8617275
Filing Date: 2013-12-31
Classification: B24B,C09G,C09K,H01L

Abstract:
1. A polishing agent comprising: water; tetravalent metal hydroxide particles; and an additive, wherein at least one component of the additive is selected from the group consisting of the following compounds (1) and (2): (1) an allylamine polymer derivative soluble in water, selected from the group consisting of an allylamine hydrochloride polymer, an allylamine amide sulfate polymer, an allylamine hydrochloride-diallylamine hydrochloride copolymer, an allylamine acetate-diallylamine acetate copolymer, an allylamine hydrochloride-dimethylallylamine hydrochloride copolymer, an allylamine-dimethylallylamine copolymer, a partial methoxycarbonylated allylamine polymer, and a partial methylcarbonylated allylamine acetate polymer; and (2) a polymer containing at least one of monomer component selected from the group consisting of the following formulas (I) to (IV): wherein in the formulas (I) to (IV), R