Patent ID: 8940667
Filing Date: 2015-01-27
Classification: C09K,Y10S

Abstract:
1. A fracturing fluid treatment system comprising: (a) at least one material comprising (1) at least one carboxylic acid functional group and (2) at least one sulfur-containing group selected from the group consisting of sulfonyl functional groups, sulfonate functional groups, and mixtures thereof, wherein the material (a) has a weight average molecular weight ranging from about 500 to about 30,000 grams per mole; (b) at least one friction reducing agent comprising: wherein each occurrence of R (c) at least one scale control agent, wherein the scale control agent comprises at least one water-soluble polycarboxylate comprising a polymer derived from at least one carboxylic acid functional, ethylenically unsaturated material selected from the group consisting of acrylic acid, methacrylic acid, vinyl acetic acid, allyl acetic acid, fumaric acid, phosphinocarboxylic acid, maleic acid or anhydride, itaconic acid, α-halo acrylic acid, β-carboxyethyl acrylic acid and mixtures thereof.