Three- and four-component azeotropic mixtures and azeotropic compositions containing perfluoroheptene

摘要

The composition comprises i) perfluoroheptane, ii) n-heptane, and iii) a compound selected from tert-butyl acetate and isopropyl acetate, of the n-heptane and tert-butyl acetate or isopropyl acetate. A composition in which each is present in the composition in an amount effective to form an azeotropic mixture composition or an azeotropic composition with the perfluoroheptane. The composition comprises i) perfluoroheptene, ii) HFC-4310mee, and iii) trans-1,2-dichloroethylene, wherein the HFC-43 1Omee and trans-1,2-dichloroethylene are each said. A composition that is present in the composition in an amount effective to form an azeotropic mixture or azeotropic composition with perfluoroheptene. A process of dissolving a solute, which comprises contacting and mixing the solute with a sufficient amount of the composition. A process of cleaning a surface, comprising contacting the composition with the surface. A process of removing at least a portion of water from the surface of a wet substrate, which comprises contacting the substrate with the composition and then removing the substrate from contact with the composition. process.