Method of using personal and home care compositions containing a sol-gel derived material

Abstract

Disclosed is a method for removing fatty oil from a surface containing the fatty oil comprising the steps of applying to the surface containing the fatty oil a composition comprising a sol-gel derived material, the sol-gel derived material including a plurality of alkylsiloxy substituents and the sol-gel derived material obtained from (a) at least one first alkoxysilane precursor having the formula: (R′O) 3 —Si—(CH 2 )—Ar—(CH 2 ) m —Si—(OR′) 3   ( 1 ) where n and m are individually an integer from 1 to 8, Ar is a single-, fused-, or poly-aromatic ring, and each R′ is independently a C 1 to C 5 alkyl group and (b) optionally, at least one second precursor having the formula: where x is 1, 2, 3 or 4; y is 0, 1, 2, 3; z is 0, 1; the total of x+y+z is 4; each R is independently an organic functional group; each an R′ is independently a C 1 to C 5 alkyl group and R″ is an organic bridging group and then moving the composition from the surface to remove the fatty oil.

We claim: 
     
         1 . A method for removing fatty oil from a surface containing the fatty oil comprising the steps of:
 applying to a surface containing a fatty oil a composition comprising a sol-gel derived material, the sol-gel derived material including a plurality of alkylsiloxy substituents and the sol-gel derived material obtained from:   (a) at least one first alkoxysilane precursor having the formula:
   (R′O) 3 —Si—(CH 2 ) n —Ar—(CH 2 ) m —Si—(OR′) 3    (1)
 
   where n and m are individually an integer from 1 to 8, Ar is a single-, fused-, or poly-aromatic ring, and each R′ is independently a C 1  to C5 alkyl group and   (b) optionally, at least one second precursor having the formula:   
       
         
           
           
               
               
           
         
         where x is 1, 2, 3 or 4; y is 0, 1, 2, 3; z is 0, 1; the total of x+y+z is 4; each R is independently an organic functional group; each an R′ is independently a C 1  to C 5  alkyl group and R″ is an organic bridging group and then 
         removing the composition from the surface to remove the fatty oil. 
       
     
     
         2 . The method of  claim 1  wherein the fatty oil is sebum. 
     
     
         3 . The method of  claim 1  wherein the surface is the surface of skin, hair or lips. 
     
     
         4 . The method of  claim 1  wherein the surface is a surface of skin. 
     
     
         5 . The method of  claim 1  wherein the composition further comprises a vehicle for the sol-gel derived material. 
     
     
         6 . The method of  claim 1  wherein the composition is a personal care composition or a home care composition. 
     
     
         7 . The composition of  claim 1  where x is 2 or 3, y is 1 or 2 and z is 0 and R′ is a methyl, an ethyl, or a propyl group. 
     
     
         8 . The method of  claim 1  wherein R comprises an unsubstituted or substituted straight-chain hydrocarbon group, branched-chain hydrocarbon group, cyclic hydrocarbon group, or aromatic hydrocarbon group. 
     
     
         9 . The method of  claim 3  wherein the plurality of alkylsiloxy groups have the formula:
   —(O) w —Si—(R 1 ) 4-w    (3)
 
 where each R 1  is independently an organic group as described above and w is an integer from 1 to 3 
 
     
     
         10 . The method of  claim 9  wherein the first alkoxysilane precursor comprises a bis(trialkoxysilylalkyl)benzene. 
     
     
         11 . The method of  claim 5  where the first alkoxysilane precursor comprises bis 1,4-bis(trimethoxysilylmethyl)benzene (BTB), bis(triethoxysilylethyl)benzene (BTEB), or mixtures thereof. 
     
     
         12 . The method of  claim 1  wherein the second alkoxysilane precursor comprises tetramethoxysilane, methyltrimethoxysilane, methyltriethoxysilane, dimethyldimethoxysilane, dimethyldiethoxysilane, phenyltrimethoxysiliane, aminopropyl-trimethoxysilane, 1,4-bis(triethoxysilyl)benzene, 2-(trimethoxysilylethyl)pyridine, bis(triethoxysilylpropyl)amine, para-trifluoromethylterafluorophenyltrimethoxysilane, (tridecafluoro-1,1,2,2-tetrahydro-octyl)trimethoxysilane, 3-aminopropyltrimethoxysilane, 3-mercaptopropyltrimethoxysilane, 3-cyanopropyltrimethoxysilane, 3-sulfoxypropyltrimethoxysilane, isocyanopropyltrimethoxysilane, 2-(3,4-epoxycyclohexyl)ethyltrimethoxysilane, isocyanopropyltrimethoxysilane and trimethoxypropylbenzylcarbamate. 
     
     
         13 . A method for removing sebum from a surface containing the sebum comprising the steps of:
 applying to a surface containing a fatty oil a composition comprising a sol-gel derived material, the sol-gel derived material including a plurality of alkylsiloxy substituents and the sol-gel derived material_obtained from   (a) at least one first alkoxysilane precursor having the formula:
   (R′O) 3 —Si—(CH 2 ) n —Ar—(CH 2 ) m —Si—(OR′) 3    (1)
 
   where n and m are individually an integer from 1 to 8, Ar is a single-, fused-, or poly-aromatic ring, and each R′ is independently a C 1  to C 5  alkyl group and   (b) optionally, at least one second precursor having the formula:   
       
         
           
           
               
               
           
         
         where x is 1, 2, 3 or 4; y is 0, 1, 2, 3; z is 0, 1; the total of x+y+z is 4; each R is independently an organic functional group; each an R′ is independently a C 1  to C 5  alkyl group and R″ is an organic bridging group 
         removing the composition from the surface under conditions sufficient to remove the oil. 
       
     
     
         14 . The method of  claim 13  wherein the surface is the surface of skin, hair or lips. 
     
     
         15 . The method of  claim 13  wherein the composition is a personal care composition or a home care composition 
     
     
         16 . The composition of  claim 13  where x is 2 or 3, y is 1 or 2 and z is 0 and R′ is a methyl, an ethyl, or a propyl group. 
     
     
         17 . The method of  claim 1  wherein R comprises an unsubstituted or substituted straight-chain hydrocarbon group, branched-chain hydrocarbon group, cyclic hydrocarbon group, or aromatic hydrocarbon group. 
     
     
         18 . The method of  claim 3  wherein R comprises an alkyl hydrocarbon group, an aromatic hydrocarbon group, or an aromatic hydrocarbon group substituted with heteroatom containing moieties or aromatic amines. 
     
     
         19 . The method of  claim 13  wherein the first alkoxysilane precursor comprises a bis(trialkoxysilylalkyl)benzene. 
     
     
         20 . The method of  claim 19  where the first alkoxysilane precursor comprises bis 1,4-bis(trimethoxysilylmethyl)benzene (BTB), bis(triethoxysilylethyl)benzene (BTEB), or mixtures thereof.