Preparation containing diol

Abstract

The invention is a cosmetic or dermatological formulation comprising a) at least one polyol in a concentration of from 0.1 to 20% by weight, based on the total weight of the formulation, and b) at least one diol selected from the group consisting of 2-methyl-1,3-propanediol, pentanediol, and hexanediol, in a concentration of from 0.1 to 25% by weight, based on the total weight of the formulation. The invention also includes formulations further comprising at least one antioxidant, and formulations further comprising at least one UV filter. The invention also includes a method of moisturizing skin comprising applying the formulation to the skin. The invention further includes a method for reducing the tacky sensation, a method for reducing the viscosity, and a method for increasing the stability of a polyol-containing formulation comprising adding a diol selected from the group consisting of 2-methyl-1,3-propanediol, pentanediol, and hexanediol.

1 . A cosmetic or dermatological formulation, comprising 
 a) at least one polyol in a concentration of from 0.1 to 20% by weight, based on the total weight of the formulation, and    b) at least one diol selected from the group consisting of 2-methyl-1,3-propanediol, pentanediol, and hexanediol, in a concentration of from 0.1 to 25% by weight, based on the total weight of the formulation.    
     
     
         2 . The cosmetic or dermatological formulation as claimed in  claim 1 , wherein the ratio of at least one polyol to at least one diol is from 1:10 to 10:1.  
     
     
         3 . The cosmetic or dermatological formulation as claimed in  claim 1 , wherein the at least one diol includes 2-methyl-1,3-propanediol.  
     
     
         4 . The cosmetic or dermatological formulation as claimed in  claim 1 , wherein the at least one polyol includes at least one polyol selected from the group consisting of glycerol, propylene glycol, and butylene glycol.  
     
     
         5 . The cosmetic or dermatological formulation as claimed in  claim 1 , wherein the at least one diol includes pentanediol.  
     
     
         6 . The cosmetic or dermatological formulation as claimed in  claim 1 , wherein the at least one diol includes hexanediol.  
     
     
         7 . The cosmetic or dermatological formulation as claimed in  claim 1 , further comprising at least one antioxidant.  
     
     
         8 . The cosmetic or dermatological formulation as claimed in  claim 7 , wherein the at least one antioxidant includes at least one antioxidant selected from the group consisting of vitamin A, vitamin A derivatives, carotene, and carotene derivatives.  
     
     
         9 . The cosmetic or dermatological formulation as claimed in  claim 1 , further comprising at least one UV filter.  
     
     
         10 . A cosmetic or dermatological formulation, comprising 
 a) at least one polyol selected from the group consisting of glycerol, propylene glycol, and butylene glycol in a concentration of from 0.1 to 20% by weight, based on the total weight of the formulation,    b) at least one diol selected from the group consisting of 2-methyl-1,3-propanediol, pentanediol, and hexanediol, in a concentration of from 1 to 15% by weight, based on the total weight of the formulation, and    c) at least one antioxidant.    
     
     
         11 . The formulation as claimed in  claim 10 , wherein said at least one diol is present in a concentration of from 3 to 8% by weight, based on the total weight of the formulation.  
     
     
         12 . The formulation as claimed in  claim 10 , wherein said at least one diol includes 2-methyl-1,3-propanediol.  
     
     
         13 . The formulation as claimed in  claim 10 , wherein the at least one antioxidant includes at least one antioxidant selected from the group consisting of vitamin A, vitamin A derivatives, carotene, and carotene derivatives.  
     
     
         14 . The formulation as claimed in  claim 10 , wherein the at least one antioxidant includes at least one antioxidant selected from the group consisting of vitamin E and vitamin E derivatives.  
     
     
         15 . A method for reducing the tacky sensation of a polyol-containing cosmetic or dermatological formulation on the skin, comprising adding to said formulation a diol selected from the group consisting of 2-methyl-1,3-propanediol, pentanediol, and hexanediol in an amount from 0.1-25% by weight, based on the total weight of the formulation after the addition.  
     
     
         16 . A method for moisturizing the skin, comprising applying to the skin a cosmetic or dermatological formulation, comprising 
 a) at least one polyol in a concentration of from 0.1 to 20% by weight, based on the total weight of the formulation, and    b) at least one diol selected from the group consisting of 2-methyl-1,3-propanediol, pentanediol, and hexanediol, in a concentration of 0.1 to 25% by weight, based on the total weight of the formulation.    
     
     
         17 . The method as claimed in  claim 16 , wherein the at least one diol includes 2-methyl-1,3-propanediol.  
     
     
         18 . The method as claimed in  claim 16 , wherein the at least one polyol includes at least one polyol selected from the group consisting of glycerol, propylene glycol, and butylene glycol.  
     
     
         19 . The method as claimed in  claim 16 , wherein the at least one diol includes pentanediol.  
     
     
         20 . The method as claimed in  claim 16 , wherein the at least one diol includes hexanediol.  
     
     
         21 . The method as claimed in  claim 16 , wherein the formulation further comprises at least one antioxidant.  
     
     
         22 . The method as claimed in  claim 21 , wherein the at least one antioxidant includes at least one antioxidant selected from the group consisting of vitamin A, vitamin A derivatives, carotene, and carotene derivatives.  
     
     
         23 . The method as claimed in  claim 16 , wherein the formulation further comprises at least one UV filter.  
     
     
         24 . A method of reducing the viscosity of a cosmetic or dermatological formulation as measured at a temperature below 10° C., comprising adding to said formulation a diol selected from the group consisting of 2-methyl-1,3-propanediol, pentanediol, and hexanediol in an amount from 0.1-25% by weight, based on the total weight of the formulation after the addition.  
     
     
         25 . A method for increasing the stability of a cosmetic or dermatological formulation comprising adding to said formulation a diol selected from the group consisting of 2-methyl-1,3-propanediol, pentanediol, and hexanediol in an amount from 0.1-25% by weight, based on the total weight of the formulation after the addition.