Patent ID: 9376611
Filing Date: 2016-06-28
CPC Classification: B01F,C09K,E21B

Claim Text:
1. An acid-in-oil emulsion composition comprising, based on the total volume of the acid-in-oil emulsion composition: about 20 gallons per thousand gallons to about 40 gallons per thousand gallons of an emulsifying agent consisting essentially of a polyisobutylene ethanolamide; about 2 gallons per thousand gallons to about 4 gallons per thousand gallons of a dispersion agent; the dispersion agent being represented by general formula (6): R—(OCH about 10% to about 50% by volume of a base oil; and about 55% to about 85% by volume of an acid, wherein the acid-in-oil emulsion composition is substantially devoid of benzene, toluene, ethylbenzene and xylene, and the acid-in-oil emulsion composition exhibits a fluid viscosity as a function of a shear rate of the acid in the acid-in-oil emulsion composition is between about 40 cP and 125 cP at a shear rate of about 20 sec