| abstract |
THE PRESENT INVENTION IS CONCERNED WITH AEROSOL SPRAY ANTI-PERSPIRANT COMPOSITIONS OF THE TYPE IN WHICH THE ASTRINGENT MATERIAL IS SUSPENDED AS A SOLID IN AN ANHYDROUS LIQUID VEHICLE AND DISPENSED IN THIS FORM AND MORE PARTICULARLY WITH ANTI-PERSPIRANT COMPOSITIONS OF THIS TYPE WHICH HAVE SUBSTANTIALLY REDUCED PROPENSITY TO STAIN CLOTHING. GENERALLY SUCH IMPROVEMENTS ARE BROUGHT ABOUT BY USING AS THE LIQUID VEHICLE FOR SUCH COMPOSITIONS ESTERS OF MONO-, DI-BASIC ACIDS WHICH ARE MISCIBLE WITH THE PROPELLANT AND WHICH ARE SELECTED FROM THE GROUP CONSISTING OF METHYL LACTATE, ESTER LACTATE, PROPYL LACTATE, ISOPROPYL LACTATE, BUTYL LACTATE DIMETHYL SUCCINATE, DIETHYL SUCCINATE, DIISOPROPYL SUCCINATE, DIPROPYL SUCCINATE, DIBUTYL SUCCINATE, DIETHYL MALATE, DIETHYL MALEATE, DIETHYL TARTRATE, DIISOPROPYL TARTRATE, DIPROPYL TARTRATE, DIBUTLY TARTRATE, DIMETHYL GLUTARATE, DIETHYL GLUTARATE, DIISOPROPYL GLUTARATE, DIPROPYL GLUTARATE, DIBUTYL GLUTARATE, DIMETHYL ADIPATE AND DIETHYL ADIPATE. |