Aliphatic dicarboxlic acid mixture formulation

Abstract

A novel mixture composition comprising various aliphatic dicarboxylic acids is provided. Further, a composition comprising the aliphatic dicarboxylic acid mixture composition, water and at least one water-soluble organic amine is provided. Further, a method for inhibiting corrosion of metal surfaces comprising contacting the metal with the composition comprising the aliphatic dicarboxylic acid mixture composition as above, water and at least one water-soluble organic amine is provided.

What is claimed is: 
     
         1 . A mixture composition comprising:
 0 to about 1 weight % of C 4  diacid,   0 to about 1 weight % of C 5  diacid,   0 to about 15 weight % of C 6  diacid,   0 to about 3 weight % of C 7  diacid,   0 to about 3 weight % of C 8  diacid,   2 to about 70 weight % of C 9  diacid,   0 to about 10 weight % of C 10  diacid,   2 to about 85 weight % of C 11  diacid,   0 to about 90 weight % of C 12  diacid,   0 to about 3 weight % of C 13  diacid,   0 to about 1 weight % of C 14  diacid,   0 to about 1 weight % of C 15  diacid, and   0 to about 1 weight % of C 16  diacid.   
     
     
         2 . The mixture composition of  claim 1  wherein the C 8  to C 12  diacids are manufactured by reaction of cyclododecanol, cyclododecanone, or a combination thereof with nitric acid, and at least one of the C 9  to C 13  diacids is manufactured by oxidative cleavage of unsaturated fatty acids or unsaturated fatty acid esters, and at least one of the other mixture components is selected from dodecanedioic acid, adipic acid and mixtures thereof. 
     
     
         3 . The mixture composition of  claim 1  wherein the C 9  to C 13  diacids are manufactured by oxidative cleavage of unsaturated fatty acids or unsaturated fatty acid esters, and at least one of the other mixture components is selected from dodecanedioic acid, adipic acid and mixtures thereof. 
     
     
         4 . The mixture composition of  claim 1  comprising from 1 to about 90 weight % C 8  to C 12  diacids. 
     
     
         5 . The mixture composition of  claim 1  comprising from 1 to about 90 weight % C 9  to C 13  diacids manufactured by oxidative cleavage of unsaturated fatty acids or unsaturated fatty acid esters. 
     
     
         6 . The mixture composition of  claim 1  comprising from 5 to about 15 weight % C 12  diacid. 
     
     
         7 . The mixture composition of  claim 1  comprising from 1 to about 15 weight % C 6  diacid. 
     
     
         8 . The mixture composition of  claim 1  comprising:
 0 to about 1 weight % of C 4  diacid, 
 0 to about 1 weight % of C 5  diacid, 
 0 to about 2 weight % of C 6  diacid, 
 0 to about 3 weight % of C7 diacid, 
 1 to about 3 weight % of C 8  diacid, 
 5 to about 70 weight % of C 9  diacid, 
 4 to about 7 weight % of C 10  diacid, 
 12 to about 45 weight % of C 11  diacid, 
 3 to about 45 weight % of C 12  diacid, 
 0 to about 3 weight % of C 13  diacid, 
 0 to about 1 weight % of C 14  diacid, 
 0 to about 1 weight % of C 15  diacid, and 
 0 to about 1 weight % of C 16  diacid. 
 
     
     
         9 . A composition comprising the mixture composition of  claim 1 , water and at least one water-soluble organic amine. 
     
     
         10 . The composition of  claim 9  wherein the water-soluble organic amine is selected from the group consisting of monoethanolamine, diethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine, triisopropanolamine, diglycolamine, 2-amino-2-methyl-1-propanol, and mixtures thereof. 
     
     
         11 . A method for inhibiting corrosion of metal comprising contacting the metal with the composition of  claim 9 . 
     
     
         12 . A method for inhibiting corrosion of metal comprising contacting the metal with the composition of  claim 10 . 
     
     
         13 . A composition comprising the mixture composition of  claim 8 , water and at least one water-soluble organic amine. 
     
     
         14 . The composition of  claim 13  wherein the water-soluble organic amine is selected from the group consisting of monoethanolamine, diethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine, triisopropanolamine, diglycolamine, 2-amino-2-methyl-1-propanol, and mixtures thereof. 
     
     
         15 . A method for inhibiting corrosion of metal comprising contacting the metal with the composition of  claim 13 . 
     
     
         16 . A method for inhibiting corrosion of metal comprising contacting the metal with the composition of  claim 14 .