Research Article
A Novel Terpolymer as Fluid Loss Additive for Oil Well Cement
Table 1
Compressive strength of oil cement with SSS/FA/AM under different temperatures.
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Note: BWOC means “by weight of cement.” The dispersant was SXY-2 (Chengdu Chuanfeng Chemical Engineering Co., Ltd., Sichuan, China), that is, a condensation copolymer of acetone and formaldehyde. The chemical structure is exhibited in Figure 9. |