Patent ID: 6133221
Filing Date: 2000-10-17
Classification: C11D,C23G

Abstract:
A process for cleaning the surface of an article, which process comprises contacting said surface with a cleaning solvent composition so as to remove contaminants from said surface, said cleaning solvent composition comprising:(A) from about 85 to 99.95 weight percent of a cleaning solvent portion, at least 75 weight percent of said solvent portion being one or more fluorinated hydrobromocarbons selected from the group consisting of 3-bromo-1,1,1-trifluoropropane, 1,3-dibromo-1,1-difluoropropane, chlorodibromofluoromethane, 1,2-dibromo-1,1-difluoroethane, and 2-bromo-2-chloro-1,1,1-trifluoroethane, and(B) from 0.05 to about 1 weight percent of one or more stabilizer compounds for said cleaning solvent portion.