| 摘要 |
PURPOSE:To obtain an insecticide especially useful for insecticidal cotton for FUTON (thick bedquilt), repelling sanitary insect pests in houses such as acarids, having excellent safety and durability approximately free from smell and volatility, comprising a composition consisting of a specific vinyl copolymer and a specific compound. CONSTITUTION:A compound consisting of a vinyl copolymer obtained by reacting a vinyl acrylate compound to which polyethylene glycol is added, such as a phenoxy compound of polyethylene glycol methacrylate having 260mol. wt. with a vinyl compound such as hydroxyethyl acrylate which contains at least one group selected from carboxyl group, sulfonic group, alkaline (earth) metallic salt thereof, OH, NH2 and amide group, alkaline (earth) metallic salt thereof, OH, NH2 and amide group and has <=400mol.wt., a compound such as 2,4,4'-trichloro-2'-hydroxydiphenyl ether shown by the formula (X is halogen; Y is OH, OCH3 or OC2H5) and optionally a nonionic surface active agent having <=10.0 HLB.
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