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Europe Non-Ionic High Viscosity Polyacrylamide for Drag Reducer

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EP2300744A1 - Drag reducing compositions and methods of ...

EP2300744A1 - Drag reducing compositions and methods of ...

Conversely, some high viscosity fluids may require as much as 1 ,000 ppm or even up to 10,000 ppm of the polyolefin friction reducing agent to achieve desired drag reduction. Generally, it is...
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Propipe - Drag Reducer

Propipe - Drag Reducer

ProFlo-X220 DESCRIPTION ProFlo-X220 is a synthetic high molecular weight polyelectrolyte based on polyacrylamide and supplied in easy-to-handle liquid emulsion form. It is a highly efficient friction reducer when used in water-based fracturing fluids and is capable of reducing pressure losses due to friction by amounts in excess of 70%.
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CB - Include the drag reducing agent composition ...

CB - Include the drag reducing agent composition ...

Ionic strength sensitive of the polyacrylamide amine molecule to high shear, temperature and water for dissolving them.Very high Shear rate under, high molecular weight polyacrylamide be easily broken off become smaller chain.At high temperature and under alkaline condition, gather Acrylamide hydrolyzes, and to form acrylate fraction in polymer chain, this generates negative …
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Anionic polyacrylamide used for drag reduction(reducing ...

Anionic polyacrylamide used for drag reduction(reducing ...

In view of the status of high construction friction of the current fracturing fluid system, the higher viscosity of the liquid , combining the thinking of Mixed water volume fracturing,Developed the esistance reducing water system of reservoir reconstruction for the low pressure and low permeability gas reservoir.The Drag reduction agent has ...
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US7468402B2 - Polymeric nanoemulsion as drag reducer for ...

US7468402B2 - Polymeric nanoemulsion as drag reducer for ...

High polymer content hybrid drag reducers US7888407B2 (en)-26:-15: Conoc: Disperse non-polyalphaolefin drag reducing polymers UA1 (en) *-14:-20: Conoc: Core-shell flow improver US9016374B2 (en)-12:-28
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Synthesis and performance evaluation of a new drag reducer ...

Synthesis and performance evaluation of a new drag reducer ...

Apr 06, 2021 · The functional groups of the SPR drag reducer were analyzed by FTIR, as shown in Figure 4. The main components of the drag reducer had obvious characteristic absorption peaks in the mid-infrared region (400–4000 cm −1). The stretching vibration of the NH bond in CONH 2 appeared at 3420 and 3200 cm −1.
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Drag Reducing Agents Market | Industry Report, 2031

Drag Reducing Agents Market | Industry Report, 2031

Asia Pacific dominated the global market for drag reducing agents in 2020. The market in the region is estimated to expand significantly during the forecast period, largely driven by expansion of the oil & gas sector. The U.S. was a major country for drag reducing agents in North America in 2020. Drag reducing agents are being used in crude oil ...
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A Critical Review of Using High Viscosity Friction ...

A Critical Review of Using High Viscosity Friction ...

Apr 10, 2019 · Here, using batch reactor experiments we investigate the effect of non-ionic polyacrylamide polymer (friction reducer) on the dissolution rate of calcite in acidic solutions (0.2 M buffer solution ...
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A high salt tolerance and low adsorption drag reducer ...

A high salt tolerance and low adsorption drag reducer ...

Dec 01, 2020 · Design of a high salt tolerance and low adsorption drag reducer Currently, polyacrylamide-based drag reducers are com- monly used to prepare slick water. The chains of polymer with a certain viscosity stretch freely in fluid of pipeline, to absorb the energy between the thin layers, minimize the generation of turbulent flow near the pipeline wall and finally …
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Synthesis and performance evaluation of a new drag reducer ...

Synthesis and performance evaluation of a new drag reducer ...

Oct 25, 2021 · In fresh water, when the concentration of drag reducer is 0.03%, the highest drag reduction rate is reached up to 73.05%. However, when the concentration of drag reducer is further increased, the viscosity is increased and drag reduction rate is decreased; indicating high viscosity has a significant negative effect on drag reduction rate.
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Use and Notice of Nonionic Polyacrylamide - IRO Oil ...

Use and Notice of Nonionic Polyacrylamide - IRO Oil ...

Aug 05, 2020 · Nonionic polyacrylamide is a high molecular polymer. Its molecular chain contains a certain amount of polar genes, which can adsorb suspended solid particles in water. Polyacrylamide can accelerate the sedimentation of particles in the suspension, polyanionic cellulose polymer accelerate the clarification of the solution and promote the filtration.
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Drag Reduction - SNF

Drag Reduction - SNF

Drag Reduction 6 FLOPAM DR Drag Reduction The shear degradation of the polymer is limited even at very high speed (25 m.s-1 or 75 ft.s ) on 3 to 6 inches pipes. The shear is lower very often than 2000 s-1 in the pipe. But a part of the process is dependant on surface equipment sometimes not very adapted to the case of the polymer: high speed
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A high salt tolerance and low adsorption drag reducer ...

A high salt tolerance and low adsorption drag reducer ...

Dec 01, 2020 · Design of a high salt tolerance and low adsorption drag reducer Currently, polyacrylamide-based drag reducers are com- monly used to prepare slick water. The chains of polymer with a certain viscosity stretch freely in fluid of pipeline, to absorb the energy between the thin layers, minimize the generation of turbulent flow near the pipeline ...
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Influence Factors of Multifunctional Viscous Drag Reducers ...

Influence Factors of Multifunctional Viscous Drag Reducers ...

Nov 15, 2021 · Conventional friction reducers are mainly anionic polymers, which have the advantages of high solubility in water, high viscosity, small capacity loss, and low cost. 12,13 The disadvantage of conventional drag reducers is poor sand-carrying capacity. In horizontal wells and complex fractures, the proppant cannot be effectively transported to ...
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Propipe - Drag Reducer

Propipe - Drag Reducer

ProFlo-X220 is a synthetic high molecular weight polyelectrolyte based on polyacrylamide and supplied in easy-to-handle liquid emulsion form. It is a highly efficient friction reducer when used in water-based fracturing fluids and is capable of reducing pressure losses due to friction by amounts in excess of 70%. TYPICAL PROPERTIES
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Synthesis and performance evaluation of a new drag reducer ...

Synthesis and performance evaluation of a new drag reducer ...

associating polyacrylamide P(AM-DHAB), the desired drag reducer, was synthesized. The chemical structures of the products were conrmed by IR and NMR. The molecular weight of the drag reducer was found to be 2.66 × 106 g/mol as measured by laser light scattering method. In fresh water, when the concentration of drag reducer is 0.03%, the ...
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china polyacrylamide water reducer for construction ...

china polyacrylamide water reducer for construction ...

Sinofloc Polyacrylamide Emulsion Application in Slick Water. The rate of dissolution of the drag reducing agent can be characterized by its dispersion time in the solvent, which the time is required for the polyacrylamide emulsion drag reducing agent to completely dissolve and the theoretical viscosity of the polymer molecule fully developed.
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Synthesis and performance evaluation of a new drag reducer ...

Synthesis and performance evaluation of a new drag reducer ...

Oct 25, 2021 · Lai et al. synthesized a kind of anionic polymer as drag reducer, and the monomers used include acrylamide (AM), acrylic acid (AA), 2-acrylamido-2-methyl-1-propanesulfonic acid (AMPS) and a water-insoluble non-ionic monomer N-hexadecyl acrylamide. They studied the properties of relatively high concentration polymer solutions (0.1% ~ 0.3%), and declared that …
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Review of friction reducers used in slickwater fracturing ...

Review of friction reducers used in slickwater fracturing ...

Feb 01, 2019 · Slickwater with a higher viscosity gives more flexibility to the stimulation design, making it possible to reduce drag with high sand concentration. In order to increase the slickwater viscosity, one can use high molecular weight polymer, increase polymer dosage, add cross-linker, and/or use hydrophobic association polymers.
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WA1 - Friction reducer compositions comprising ...

WA1 - Friction reducer compositions comprising ...

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, …
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Synthesis and performance evaluation of a new drag reducer ...

Synthesis and performance evaluation of a new drag reducer ...

associating polyacrylamide P(AM-DHAB), the desired drag reducer, was synthesized. The chemical structures of the products were conrmed by IR and NMR. The molecular weight of the drag reducer was found to be 2.66 × 106 g/mol as measured by laser light scattering method. In fresh water, when the concentration of drag reducer is 0.03%, the highest drag reduction rate …
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Friction Reducer, Fresh Water To Light Brines, Medium ...

Friction Reducer, Fresh Water To Light Brines, Medium ...

Our High Viscosity Friction Reducer product range includes anionic polyacrylamide powder, anionic polyacrylamide emulsion and cationic polyacrylamide powder, which have been approved excellent performance in the conditions with high TDS levels and API brine. SINOFLOC High Brine HVFR characters: Excellent performance in friction reduction.
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Interactions between drag reducing polymers and surfactants

Interactions between drag reducing polymers and surfactants

between drag-reducing polymers and surfactants were studied. The drag-reducing polymers studied were nonionic polyethylene oxide (referred to as PEO) and anionic copolymer of acrylamide and sodium acrylate (referred to as CPAM). The drag-reducing surfactants studied were nonionic ethoxylated alcohol - Alfonic (referred to as EA), cationic
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US7468402B2 - Polymeric nanoemulsion as drag reducer for ...

US7468402B2 - Polymeric nanoemulsion as drag reducer for ...

Specific examples of suitable drag reducing polymers include polyacrylamide. The emulsions have a hydrocarbon external phase, droplets of an aqueous internal phase having water-soluble polymer dissolved therein, where the droplets have an average particle size below about 200 nm, and at least one surfactant to form a stable nanoemulsion.
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