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1. (WO2015126395) TREATMENT FLUIDS AND USES THEREOF

Pub. No.:    WO/2015/126395    International Application No.:    PCT/US2014/017299
Publication Date: Fri Aug 28 01:59:59 CEST 2015 International Filing Date: Fri Feb 21 00:59:59 CET 2014
IPC: C09K 8/12
C09K 8/035
E21B 43/22
Applicants: HALLIBURTON ENERGY SERVICES, INC.
Inventors: SINGH, Dipti
CORTEZ, Janette
OGLE, James William
Title: TREATMENT FLUIDS AND USES THEREOF
Abstract:
A method comprises obtaining or providing a treatment fluid comprising a viscosifier polymer; an aqueous carrier fluid comprising high total dissolved solids; and a polymer composition comprising at least one of polyvinyl alcohol and polylactic acid. In some embodiments, the treatment fluid has a viscosity at 140C and at a shear rate of about 0.1 s-1 to about 1 s-1 of about 1,500 cP to about 10,000 cP. The method includes placing the treatment fluid in a subterranean formation.