The present invention relates to the use of the compounds (A) corresponding to formula (1) wherein R1 is hydrogen； a linear or branched C1-C30 aliphatic hydrocarbon residue comprising 0, 1, 2 or 3 double bonds； R2 independently from each other are hydrogen； methyl； ethyl； -OH； -COOR4； -CH2-OH； and -CH2-COOR4； R4 is hydrogen； or a linear or branched C1-C30 aliphatic hydrocarbon residue comprising 0, 1, 2 or 3 double bonds； R3 independently from each other are hydrogen； methyl； ethyl； -OH； -COOR5； -CH2-OH； and -CH2-COOR5； R5 is hydrogen； or a linear or branched C1-C30 aliphatic hydrocarbon residue comprising 0, 1, 2 or 3 double bonds； n is at least 0,1 on average； m1 and m2 independently from each other are 0； or 1； with the proviso, that at least one of the radicals R1, R4 or R5 represent a linear or branched C1-C30 aliphatic hydrocarbon residue comprising 0, 1, 2 or 3 double bonds, as solubilizing agent for organic UV filters (B) selected from (B1) benzophenone derivatives； (B2) hydroxyphenyl triazine derivatives； and (B3) trianilino-s-triazine derivatives.
