Patent ID: 7695699

Claim:
A process for producing a metal sulfate alcohol composition comprising contacting (a) a metal hydroxide, (b) sulfuric acid, (c) an alcohol, wherein said metal sulfate is calcium sulfate, barium sulfate, strontium sulfate, lead sulfate, or combinations of two or more thereof, said metal hydroxide is calcium hydroxide, barium hydroxide, strontium hydroxide, lead hydroxide, or combinations of two or more thereof, said barium hydroxide is Ba(OH) 2 .nH 2 O, n is 0 to 20; said sulfuric acid has concentrations of 18% to 105% by weight; said alcohol is Z(OH) m , Z is a hydrocarbon or a hydrocarbon oxygen group, m is 1 to 5; said alcohol is about 12% to about 98% by weight of said composition, and said metal hydroxide is about 1% to about 95% by weight of said composition, mole ratio of said sulfuric acid and said metal hydroxide is about 0.9:1.0 to about 1.1:1.0.