Journal of Chemistry / 2014 / Article / Fig 3

Research Article

A Study on the Morphology of a Dispersed Particle Gel Used as a Profile Control Agent for Improved Oil Recovery

Figure 3

AFM image of DPG prepared using different initial polymer mass concentrations. (The scanned area in Figures 3(a) or 3(b) is 5 × 5 μm.) (a) 3000 mg L−1 polymer + 500 mg L−1 Cr(Ac)3; (b) 4000 mg L−1 polymer + 500 mg L−1 Cr(Ac)3.