Research Article

Synthesis and Evaluation of a Water-Soluble Hyperbranched Polymer as Enhanced Oil Recovery Chemical

Table 1

TDS and chemical composition of the brine.

CompositionNaClKClCaCl2MgCl2·6H2ONa2SO4NaHCO3TDS

Content (g/L)8.0070.1550.7622.1830.1380.51610.599