1 reference is also made in this connection to international patent application wo 95 34528 henkel the polyol component of the emulsifiers may be derived from substances which contain at least 2 preferably 3 to 12 and more preferably 3 to 8 hydroxyl groups and 2 to 12 carbon atoms typical examples are b alkylene glycols such as for example ethylene glycol diethylene glycol propylene glycol c methylol compounds such as in particular trimethylol ethane trimethylol propane trimethylol butane pentaerythritol and dipenta erythritol d alkyl oligoglucosides containing 1 to 22 preferably 1 to 8 and more preferably 1 to 4 carbon atoms in the alkyl group such as for example methyl and butyl glucoside e sugar alcohols containing 5 to 12 carbon atoms such as for example sorbitol or mannitol f sugars containing 5 to 12 carbon atoms such as for example glucose or sucrose among the emulsifiers suitable for use in accordance with the invention reaction products based on polyglycerol are particularly important by virtue of their excellent applicational properties it has proved to be of particular advantage to use selected polyglycerols which have the following homolog distribution the preferred ranges are shown in brackets components a and b may be mixed in a ratio of 90 10 to 10 90 preferably 75 25 to 25 75 and more preferably 60 40 to 40 60 the preparations according to the invention preferably contain oils as further ingredients suitable oils are for example guerbet alcohols based on fatty alcohols containing 6 to 18.