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Carbon dioxide/calcium oxide responsive behavior and application potential of amine emulsion
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REN Yanjun,LU Yanyan,JIANG Guancheng,ZHOU Wenjing,WU Liansong,YAO Rugang,XIE Shuixiang
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Table 2 Effect of CO2 on the viscosity of the amine emulsion/useless solids system.
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| Cutting content/% | CO2
injection
time/s | Apparent viscosity/
(mPa•s) | Plastic
viscosity/
(mPa•s) | Yield stress/
Pa | Yield stress/
plastic viscosity/
(Pa•(mPa•s)-1) | Dial reading
of viscometer
(Ф6/Ф3) | Emulsion- breaking voltage/V | pH
value | | 0 | 0 | 23.5 | 18.0 | 5.63 | 0.32 | 3.5/2.5 | 762 | 10 | | 15 | 20.5 | 18.5 | 2.04 | 0.11 | 1.5/1.0 | 434 | 9 | | 25 | 16.5 | 16.0 | 0.51 | 0.03 | 0.5/0 | 311 | 9 | | 25 | 0 | 44.0 | 37.0 | 7.15 | 0.19 | 7.0/6.0 | 753 | 10 | | 15 | 33.0 | 30.0 | 3.06 | 0.10 | 2.0/1.5 | 399 | 9 | | 25 | 30.5 | 29.5 | 1.02 | 0.03 | 0.5/0.5 | 305 | 9 |
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