| abstract |
Anhydrous and water-in-oil antiperspirant formulations are disclosed comprising effective suspending amounts of a compound of the formula: ##STR1## wherein R 1 and R 2 are independently selected from the group consisting essentially of H or C 1 -C 40 linear or branched, substituted or unsubstituted alkyl, cycloalkyl, alkylene, alkaryl, aryl or R 3 -O-R 4 groups, with R 3 and R 4 being independently selected from the group consisting essentially of C 1 -C 22 linear or branched, substituted or unsubstituted alkyl, cycloalkyl, alkylene, alkaryl and aryl groups; n y is an integer of a value satisfying the valency of M; and n M is a cation, preferably selected from the groups comprising H + , Na + , K + , Ba ++ , Ca ++ , Mg ++ , Al +++ , Ti +++ , Zn ++ , NH 4 + , R 5 R 6 R 7 N + H wherein R 5 , R 6 and R 7 are the same or different and are selected from the groups comprised of H, C 1 -C 20 linear or branched, substituted or unsubstituted alkyl, alkylene, aryl straight or branched chain alkyl or alkylene C 1 -C 40 groups or R 8 -O-R 9 groups with R 8 and R 9 being independently selected from the groups comprised of C 1 -C 22 linear or branched, substituted or unsubstituted alkyl, cycloalkyl, alkylene, alkaryl and aryl groups, and mixtures thereof. n Methods are also disclosed for preparing anhydrous and water-in-oil antiperspirant formulations. |