Vapor cleaning of metallic and electrical materials utilizing environmentally safe solvent materials

摘要: A solvent mixture for use in vapor cleaning degreasing systems. Dibromomethane is used as the principal component instead of such high ozone depleting chlorofluorocarbons Freon and 1,1,1 Trichloroethane. mixed with other solvents including a number low boiling which prevent from becoming acidic on release bromine into atmosphere.