Honeywell International Inc.
PERSONAL CARE COMPOSITIONS AND METHODS COMPRISING TRANS-1-CHLORO-3,3,3-TRIFLUOROPROPENE AND TRANS-1,3,3,3-TETRAFLUOROPROPENE

Abstract:

A method of treating human skin, hair and/or mucous membranes using a personal care composition in the form of a stable oil-in-water emulsion comprising: (i) a continuous aqueous phase comprising water; (ii) a discontinuous oil phase comprising trans-1-chloro-3,3,3-trifluoropropene and/or trans-1-3,3,3-tetrafluoropropene and when present together are present in a trans1233zd:trans1234ze weight ratio of from about 1:18 to less than about 8:1; and (iii) an emulsifier, which may be present in the continuous and/or discontinuous phase, comprising (a) a non-ionic emulsifier having an HLB of from about 7 to about 19; and/or (b) a polymeric emulsifier.