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anionic polyacrylamide friction reducer making process

  • Effect of polyacrylamide friction reducer on calcite ...

    2021-3-1u2002·u2002Effect of polyacrylamide friction reducer on calcite dissolution rate at 25 °C and implication for hydraulic fracturing ... and minimise energy loss during the pumping process by friction reducer enhanced fluid viscosity. ... (i.e. parts per million by weight). The PAM polymers can be generally classified into three categories: anionic PAM ...

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  • Review of friction reducers used in slickwater fracturing ...

    2019-2-1u2002·u2002Anionic PAM is the most widely used reducer with excellent DR performance and low cost for hydraulic fracturing of shale gas formations. ... Successful breaker optimization for polyacrylamide friction reducers used in slickwater fracturing ... Process for achieving improved friction reduction in hydraulic fracturing and coiled tubing ...

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  • Friction Reducer Anionic Pam Oil ... - Polyacrylamide Powder

    Anionic Polyacrylamide Emulsion is high molecular weight with different charge density, mainly used as flocculants in water treatment, mining, paper making, sludge dewatering, oily wastewater treatment, and drilling etc.. In oil drilling field, it is used as Friction Reducer, good viscosity, high efficiency. No-toxic, easy to be dissolved in ...

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  • Sinofloc Polyacrylamide Used As Friction Reducer ...

    Sinofloc Polyacrylamide Used As Friction Reducer. Polyacrylamide (PAM), general known as flocculants, is the linear polymers with the molecular weight between 5-25 million. Its solid product appearance is white or slightly yellow powder, while its liquid is no colored viscous emulsion. This products is easily soluble in water and decomposed ...

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  • Anionic Friction Reducer of Polyacrylamide Emulsion China ...

    2021-11-19u2002·u2002Superior friction reduction co-emulsion polyacrylomide is mainly used in oil drilling industry. BFR-01 is a low to moderate charge, high molecular weight anionic friction reducer designed to be added 'on-the-fly' to water up to very heavy brines ('slick water fracs').

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  • Reduced adsorption of polyacrylamide‐based fracturing ...

    2018-11-19u2002·u2002Finally, the pore size distribution of shale filling was calculated by Matlab programming.) The friction reducer of slick-water is PAM polymer. Anionic polyacrylamide (APAM), nonionic polyacrylamide (NPAM), or cationic polyacrylamide (CPAM) from Changzheng Chemical Company is used to prepare a high molecular weight 0.1 wt% PAM solution.

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  • Universal Behavior of Polyacrylamide-Based Friction ...

    2021-7-26u2002·u2002Friction reducers (FRs) are often used to reduce friction losses encountered in transporting fluids at high rates such as pipeline transportation and more relevantly for this study, hydraulic fracturing. ... we have developed a semi-empirical analytical model that accurately estimates anionic polyacrylamide-based FR performance in various lab ...

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  • WO2014186658A1 - Friction reducer compositions

    A composition for treating an aqueous fluid includes an ionic polyacrylamide and a silicon polyether, The composition can be art oil-in-water emulsion or a water-in-oil emulsion. The ionic polyacrylamide can be an anionic polyacrylamide or a cationic polyacrylamide. The composition can be employed, for example, as a friction reducing additive for water based fracturing fluid, or …

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  • Polyacrylamide degradation and its implications in ...

    2018-9-7u2002·u2002High molecular weight (106–3 × 107 Da) polyacrylamide (PAM) is commonly used as a flocculant in water and wastewater treatment, as a soil …

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  • US20170313930A1 - Polyacrylamide slurry for fracturing ...

    The present disclosure relates to fracturing fluids that use friction reducers. The composition of the present disclosure is a slurry comprising a water-soluble polymer suspended in an oil-based vehicle with the aid of a suspension agent and a surfactant. Specifically, the water-soluble polymer is polyacrylamide and the oil-based vehicle is petroleum distillate.

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