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Nonionic Polymer for Drag Reducer in Uruguay

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Drought tolerance in potato ( S. tuberosum ... - ScienceDirect

Drought tolerance in potato ( S. tuberosum ... - ScienceDirect

May 01, 2013 · 1. Introduction. Potato (Solanum tuberosum L.) is the fourth most important food crop in the world.It is cultivated on 19 million ha and its annual production is around 325 million tons .Developing countries produce more than half of the total world potato production .Potato is often cultivated by resource-poor farmers in remote, often marginal areas with limited access …
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Drag-reduction behavior of an unusual nonionic surfactant ...

Drag-reduction behavior of an unusual nonionic surfactant ...

Jun 01, 2014 · The Alkyl Polyglucoside (APG) is a nonionic surfactant with no toxicity and with high biodegradability, its drag-reduction behavior in a circular pipe flow is measured, and the rheological characteristics are investigated with a rheometer with a cone-plate flow cell.
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AMC FILTREX™ - AMC Drilling Optimisation

AMC FILTREX™ - AMC Drilling Optimisation

AMC FILTREX™ is a high molecular weight polymer emulsion. When added to a water-based drilling fluid, it reduces the rate at which drilling fluid pressure invades the borehole wall during drilling. AMC FILTREX™ can also be used when drilling into reactive clays and shales, reducing pore pressure transmission and improving filtrate control. AMC FILTREX™ is effective in brittle, …
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Perspective Review of Polymers as Additives in Water-Based ...

Perspective Review of Polymers as Additives in Water-Based ...

Feb 23, 2022 · The fluids had an annular configuration. The injection of polymer soln. produced drag-redns. of ∼48% with concns. of only ppm in the liq. The effectiveness of the drag-reducing polymer is sensitive to the method of injection and the concn. of …
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Chapter 12: Surfactant Solutions | Engineering360

Chapter 12: Surfactant Solutions | Engineering360

12. Learn more about Chapter 12: Surfactant Solutions on GlobalSpec. Multidisciplinary and comprehensive in scope, this text offers an up-to-date synopsis of the relationship between complex fluids and their mechanical and flow properties, and also emphasizes similarities and differences among the various complex fluids.
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Polyacrylamide by  Lansen ... -

Polyacrylamide by Lansen ... -

Buy high quality Polyacrylamide by Lansen Supplier from China. Product Id 237358.
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2nd International Workshop on Materials ... - Atlantis Press

2nd International Workshop on Materials ... - Atlantis Press

[6] Mohsenipour A. A., Pal R., The role of surfactants in mechanical degradation of drag-reducing polymers. Industrial engineering chemical research, Vol.52 (2013)No.3, p. [7] Mohsenipour A. A., Pal R., Synergistic effects of cationic surfactant and nonionic polymer additives on drag reduction.
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Polymers Reduce Drag More than Expected - Physics

Polymers Reduce Drag More than Expected - Physics

Mar 19, 2018 · Polymers Reduce Drag More than Expected. Department of Civil, Environmental, and Geomatic Engineering, ETH Zurich, Stefano Franscini Platz 5, 8093 Zurich, Switzerland. Adding polymer to a liquid was thought to reduce drag only up to a point, but new experiments have found exceptions to the usual limit. Adding polymer to a fluid is known to reduce drag, but …
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Experimental study on drag reduction performance of mixed ...

Experimental study on drag reduction performance of mixed ...

Apr 01, 2018 · The aim of this work is to investigate the intensification of drag reduction effect caused by the mixtures of cationic surfactant and nonionic polymer solutions, and to investigate the influence of temperature on drag reduction for polymer-surfactant solutions. 2. Measurements and materials2.1. Test facility
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Parameters of Drag Reducing Polymers and Drag Reduction ...

Parameters of Drag Reducing Polymers and Drag Reduction ...

The molecular weight of the drag reducing polymers shouldbehigherthan100,beeffective[23].There isunanieases in the polymer molecular weight, a finding that wasmadeby[6].Thisfindinghasbeenvalidatedbyother studies using oil …
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Solid Hair Conditioner & Cleanser | Univar Solutions

Solid Hair Conditioner & Cleanser | Univar Solutions

UCARE™ Extreme Polymer by Dow is a versatile, bio-derived (>50% bio-derived content) and inherent primary biodegradable according to OECD test(s) guidelines * technology. This brand-new innovation helps you create hair care products that deliver superior conditioning and can match the performance of some silicones, particularly in enhanced combability, reduced …
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Flow Properties and Heat Transfer of Drag-Reducing ...

Flow Properties and Heat Transfer of Drag-Reducing ...

polymer drag reducer in it (Motier, 2002). However, mechanical degradation of polymer chains in high shear rate regions, such as pu mps, is frequently observed, which lowers the ... Some nonionic surfactants also show the drag-reducing effects, rendering the use of counter ions dispensable. A number of authors have pointed out that
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Polymeric nanoemulsion as drag reducer for multiphase flow ...

Polymeric nanoemulsion as drag reducer for multiphase flow ...

The polymeric ude a hydrocarbon external phase, droplets of water-soluble polymer dissolved in an aqueous internal phase, and at least one surfactant of a kind and amount effective to form a stable oemulsion of the water-soluble polymer droplets in the hydrocarbon external phase.
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Drag reduction and degradation of nonionic surfactant ...

Drag reduction and degradation of nonionic surfactant ...

Jan 01, 2015 · The drag-reducing nonionic surfactant would be more desired because the environment damage of the nonionic surfactant with nontoxic and biodegradable properties is typically much smaller than that of the cationic surfactant. There are some studies on the drag reduction of n Zakin’s pioneering works , .
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Fluid loss additive - ZORANOC OILFIELD CHEMICAL

Fluid loss additive - ZORANOC OILFIELD CHEMICAL

1) Nonionic polymer. PVA (polyvinyl alcohol) system is a kind of non-ionic fluid loss additive which is widely used in China. It has unique advantages, such as G60s produc. The operating temperature of the system is up to 95 ℃. When the temperature is higher than 95 ℃, the crosslinking bond is destroyed ...
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(PDF) Parameters of Drag Reducing Polymers and Drag ...

(PDF) Parameters of Drag Reducing Polymers and Drag ...

Magnafloc 1011 (hydrolysed copolymer of polyacrylamide and sodium acrylate, HPAM; mol. wt. = 10 × 10⁶ g/mol) was used as drag reducing agent in …
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Interactions between drag reducing polymers and surfactants

Interactions between drag reducing polymers and surfactants

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 - …
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Parameters of Drag Reducing Polymers and Drag Reduction ...

Parameters of Drag Reducing Polymers and Drag Reduction ...

Jan 01,ease in pumpability of a fluid caused by the small amount of additives. Practically, adding a small concentration of the drag reducing polymers (DRPs) to the carrier fluid reduces eases the capacity of pipeline without changing the pipelines flow conditions [].This phenomenon of the DRPs has been applied in the …
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US Patent for Drag-reducing copolymer compositions Patent ...

US Patent for Drag-reducing copolymer compositions Patent ...

Nov 10, 20udes% by weigudes a polymer, a first surfactant, and a first solvent;% by weight of a second surfactant with an HLB greater than 8; and 5-30% by weight of a second solvent. In a preferred eudes a terpene. In another preferred embodiment, the polymer is a …
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Evaluation of Drag Reduction by Cationic Surfactant in ...

Evaluation of Drag Reduction by Cationic Surfactant in ...

Qº is the flow rate of the fluid containing the drag reducer . 5. Drag Reducing Mechanism . A drag reducer does not work in laminar flow regimes. This is because drag reduction . occurs by an interaction of the polymer molecules of the drag reducer with the turbulence formation of the flowing fluid or hydrocarbon. In a hydrocarbon stream,
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(PDF) Turbulent drag reduction by polymers

(PDF) Turbulent drag reduction by polymers

Mar 24, 2005 · The dynamics of the falling droplet through a nozzle for dilute nonionic surfactant (oleyl-dimethylamine oxide, ODMAO) aqueous solutions with viscoelastic and drag-reducing properties were ...
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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 rude 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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Drag-reducing copolymer

Drag-reducing copolymer

It is claimed: 1. A method of preparing and using a drag-reducing composition, the method comprising the steps of: preparing a polymer emulsion utilizing a first surfactant and a first solvent; preparing a drag-reducing additive by mixing% by weight of the polymer emulsion with% by weight of a second surfactant with an HLB greater than 8 and 5-30% by weight …
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Turbulent Drag Reduction by Polymers, Surfactants and ...

Turbulent Drag Reduction by Polymers, Surfactants and ...

A series of drag-reducing surfactants and polymers were screened for the synergistic studies. The following two widely used polymeric drag reducing agents (DRA) were chosen: ... mixed with non- ionic polymer..... 30 Figure 3-7: Necklace model ...
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Drag Reduction Mechanism of Viscoelastic Slick-Water ...

Drag Reduction Mechanism of Viscoelastic Slick-Water ...

2.3. Selected Drag Reducer. Polyacrylamide polymer drag reducers are commonly used in hydraulic fracturing and can be generally categorised as cationic, anionic, or nonionic, according to their electrical characteristics after hydrolysis. Cationic drag reducers are relatively expensive. Nonionic drag reducers require an amount approximately
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Drag Reduction Mechanism of Viscoelastic Slick-Water ...

Drag Reduction Mechanism of Viscoelastic Slick-Water ...

Dec 06, 2021 · Cationic drag reducers are relatively expensive. Nonionic drag reducers require an amount approximately one order of magnitude greater to be added than cationic and anionic reducers for the same drag reduction effect. Thus, anionic drag reducers are usually used for fracturing . The drag reducer used in this study is an emulsion form and water ...
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DRA|Drag reducing agent|flow improver|drag reducer , China ...

DRA|Drag reducing agent|flow improver|drag reducer , China ...

Frictional pressure drop, or drag, is a result of the resistance encountered by flowing fluid coming into contact with the pipe wall. There are generally two types of flow – laminar and turbulent. The friction pressures observed in laminar flow cannot be changed unless the physical properties of the fluid are changed. The current class of DRA does not change fluid properties and hence is ...
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Drag Reduction Technologies -

Drag Reduction Technologies -

80 % drag reduction with only a few parts per million of polymer. Ionic and non-ionic surfactants can also offer similar drag reduction as polymer solutions but at a high concentration of few percent. Microbubbles are perhaps the cheapest and non-polluted drag reducer. However, the control of the bubble size and the angle of ejection can
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OIL

OIL

,P. O. Box 34077,Abu Dhabi United Arab Emirates Phone: +971 2 5559104, Fax: +971 2 5542524
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POLYOX™ Supplier & Distributor | Univar Solutions

POLYOX™ Supplier & Distributor | Univar Solutions

POLYOX™ Water Soluble Resins are nonionic polymers that deliver sensory enhancement to a range of personal care products A water soluble additive designed to enhance the density and fullness of the foam in shampoos, body washes and liquid soaps. It does synergistically enhance conditioning of dry and wet hair and skin in formulations containing cationic conditioning …
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