Patent ID: 7541496

Claim:
A composition comprising: a quaternary trialkylammonium halide compound following the formula: wherein the R 1 groups are each individually selected from the group consisting of alkyl groups having from 1 to 12 carbon atoms; where the R 2 , R 3 , and R 4 groups are each individually selected from the group consisting of hydrogen, hydroxide, alkyl groups having from 1 to 12 carbon atoms, and hydroxy alkyl groups having from 1 to 12 carbon atoms; wherein y ranges from 0 to 12; wherein X − is selected from the group consisting of fluoride, chloride, bromide, and iodide; wherein the quaternary trialkylammonium halide compound is present in an amount of at least 90 wt. percent; and wherein the composition comprises not greater than 4000 ppm of a trialkylamine or protonated form thereof.