Patent ID: 7637322

Claim:
A method of treating a portion of a subterranean formation comprising: providing a treatment fluid comprising a viscosifying agent wherein the viscosifying agent comprises ground, treated guar splits made by the following method: exposing guar splits to a treatment chemical comprising a derivatizing agent that comprises at least one compound selected from the group consisting of: a cationic salt of acrylic acid, an acrylic acid ester, a lactone, a sultone, an oxaphospholane, a derivative of quinone, triethanolamine, sodium bisulfite, and sodium thiosulfate to create treated guar splits; exposing the guar splits and/or the treated guar splits to a salt solution that comprises at least one salt selected from the group consisting of: sodium chloride, potassium chloride, lithium chloride, and a nitrate; and then, grinding the treated guar splits without first washing the treated guar splits to create ground, treated guar splits; and then, drying the ground, treated guar splits; and placing the treatment fluid into a portion of a subterranean formation.