| abstract |
The present invention discloses azeotropic or azeotrope-like compositions. azeotropic or azeotrope-like compositions are mixtures of e-1,1,1,4,4,4-hexafluor-2-butene with methyl metanoate, n-pentane, 2-methylbutane, trans-1,2-dichloroethylene, 1,1,1,3,3-pentafluorpropane, n-butane and isobutane. The present invention also relates to a process for preparing a thermoplastic or thermorigid foam using such azeotropic or azeotrope-like compositions as blowing agents. The present invention also relates to a process for producing refrigeration using such azeotropic or azeotrope-like compositions. The present invention also relates to a process for use as a solvent of such azeotropic or azeotrope-like compositions. The present invention also relates to a process for producing an aerosol product using such azeotropic or azeotrope-like compositions. Also disclosed is a process for using such azeotropic or azeotrope-like compositions as a heat transfer medium. The present invention also relates to a process for suppressing or extinguishing fire using such azeotropic or azeotrope-like compositions. The present invention also relates to a process for using such azeotropic or azeotrope-like compositions as dielectrics. |