Esters Of Structurally Symmetric Alkoxylated Polyols And Applications Thereof

Abstract

In one aspect, compositions are described herein. In some embodiments, a composition comprises an ester reaction product of a structurally symmetric alkoxylated polyol and a carboxylic acid or carboxylic acid equivalent. In some embodiments, the structurally symmetric alkoxylated polyol comprises an alkoxylated pentaerythritol, dipentaerythritol, tripentaerythritol, higher oligomer of a pentaerythritol, or a combination thereof.

That which is claimed is: 
     
         1 - 13 . (canceled) 
     
     
         14 . A composition comprising at least one ester having the structure of Formula (I): 
       
         
           
           
               
               
           
         
       
       wherein
 R 1  is —CH 2 CH 2 —, 
 
       
         
           
           
               
               
           
         
       
       where x is 1-10;
 R 2 , R 3 , R 4 , and R 5  are independently —H or —C(O)R 10 , where R 10  is an alkyl, alkenyl, or aryl group having 2 to 26 carbon atoms, provided at least 3 of R 2 , R 3 , R 4  and R 5  are —C(O)R 10 ; and 
 y is 1-50 or 1-20 or 1-10. 
 
     
     
         15 . A composition comprising at least one ester having the structure of Formula (II): 
       
         
           
           
               
               
           
         
       
       wherein
 R 1  is —CH 2 CH 2 —, 
 
       
         
           
           
               
               
           
         
       
       where x is 1-10;
 R 2 , R 3 , R 4 , R 5 , R 6 , and R 7  are independently —H or —C(O)R 10 , where R 10  is an alkyl, alkenyl, or aryl group having 2 to 26 carbon atoms, provided at least 4 of R 2 , R 3 , R 4 , R 5 , R 6 , and R 7  are —C(O)R 10 ; and 
 y is 1-50 or 1-20 or 1-10. 
 
     
     
         16 . A composition comprising at least one ester having the structure of Formula (III): 
       
         
           
           
               
               
           
         
       
       wherein
 R 1  is —CH 2 CH 2 —, 
 
       
         
           
           
               
               
           
         
       
       where x is 1-10;
 R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , and R 9  are independently —H or —C(O)R 10 , where R 10  is an alkyl, alkenyl, or aryl group having 2 to 26 carbon atoms, provided at least 70% of R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , and R 9  are —C(O)R 10 ; 
 y is 1-50 or 1-20 or 1-10; and 
 z is 1-10. 
 
     
     
         17 . A lubricant comprising the composition of  claim 14 . 
     
     
         18 . The lubricant of  claim 17 , wherein the lubricant is silicone-free or substantially silicone-free. 
     
     
         19 . The lubricant of  claim 17 , wherein the lubricant has a viscosity index above 110. 
     
     
         20 . The lubricant of  claim 19 , wherein the lubricant has a viscosity index between about 200 and about 250. 
     
     
         21 . The lubricant of  claim 17 , wherein the lubricant has a pour point below about −10° C. 
     
     
         22 . The lubricant of  claim 21 , wherein the lubricant has a pour point between about −30° C. and about −50° C. 
     
     
         23 . The lubricant of  claim 17 , wherein the lubricant has a molecular weight and viscosity at 25° C. within a graphical region defined by a ±10% vertical offset of the line defined by the equation y=0.0649x+12.197, wherein y is the viscosity at 25° C. in cS and x is the molecular weight, the molecular weight being greater than about 800. 
     
     
         24 . The lubricant of  claim 17 , wherein the lubricant has a molecular weight and viscosity at 25° C. within a graphical region defined by a ±10% vertical offset of the line defined by the equation y=0.1008x−74.655, wherein y is the viscosity at 25° C. in cS and x is the molecular weight, the molecular weight being greater than about 800. 
     
     
         25 . The lubricant of  claim 17 , wherein the lubricant has a viscosity at 25° C. and a molecular weight within a graphical region bounded by the lines defined by the equations y=0.12x and y=0.023x+40, wherein y is the viscosity at 25° C. in cS and x is the molecular weight, the molecular weight being between about 800 and about 6000. 
     
     
         26 - 43 . (canceled) 
     
     
         44 . A lubricant comprising the composition of  claim 15 . 
     
     
         45 . The lubricant of  claim 44 , wherein the lubricant is silicone-free or substantially silicone-free. 
     
     
         46 . The lubricant of  claim 44 , wherein the lubricant has a viscosity index between about 200 and about 250. 
     
     
         47 . The lubricant of  claim 44 , wherein the lubricant has a pour point between about −30° C. and about −50° C. 
     
     
         48 . The lubricant of  claim 44 , wherein the lubricant has a molecular weight and viscosity at 25° C. within a graphical region defined by a ±10% vertical offset of the line defined by the equation y=0.0649x+12.197, wherein y is the viscosity at 25° C. in cS and x is the molecular weight, the molecular weight being greater than about 800. 
     
     
         49 . The lubricant of  claim 44 , wherein the lubricant has a molecular weight and viscosity at 25° C. within a graphical region defined by a ±10% vertical offset of the line defined by the equation y=0.1008x−74,655, wherein y is the viscosity at 25° C. in cS and x is the molecular weight, the molecular weight being greater than about 800. 
     
     
         50 . The lubricant of  claim 44 , wherein the lubricant has a viscosity at 25° C. and a molecular weight within a graphical region bounded by the lines defined by the equations y=0.12x and y=0.023x+40, wherein y is the viscosity at 25° C. in cS and x is the molecular weight, the molecular weight being between about 800 and about 6000.