| abstract |
The invention relates to mixtures of at least one dialkylphosphinic acid of the formula (I), in which R 1 , R 2 are the same or different and are each independently C 1 C 18 -alkyl, C 2 -C 18 -alkenyl, C 6 -C 18 -aryl, C 7 -C 18 -alkylaryl, with at least one alkylphosphonic acid of the formula (II) in which R 3 is C 1 C 18 -alkyl, C 2 -C 18 -alkenyl, C 6 -C 18 -aryl or C 7 -C 18 -alkylaryl; to a process for preparation thereof and to the use thereof. |