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design of nonionic polyacrylamide viscosity concentration

  • Viscosity of Nonionic Polymer/Anionic Surfactant

    2000-9-1 · The polymer-micelle model, formerly established by Cabane, is revised to develop a new viscosity equation to describe the dependence of dilute solution viscosity on polymer concentration in PEG/SDS aqueous solutions. Two parameters inthe new equation were proposed to characterize the influence of the polymer solution viscosity on the added ...

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  • Synthesis, Characterization, and Flocculation

    2020-9-17 · gel systems prepared with nonionic polyacrylamide (NP AM) were studied. The low initial viscosity before crosslinking and good shearing resistance of NP …

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  • (PDF) The Thermal Gelation Behavior and Performance ...

    2003-3-6 · creased relative viscosity of a nonionic-polyacrylamide sample (PAM) at pH 10.8 existed even after 53 h of aging indicating such continued hydrolysis. Adsorption of PAMS on hematite at pH 11 during equilibration will be in-fluenced by the rate of hydrolysis of the -CONH2 to -COOH as well as the attendant dissociation of the -COOH to -COO- groups.

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  • EFFECT OF INTERACTIONS BE'lWEEN SULFONATED

    2019-7-31 · investigate the in uence of concentration of monomers on intrinsic viscosity and occulation performance of branched cationic polyacrylamide, the concentration of Cu(III) was.% of total monomers, the reaction temperature was kept constant at C, and the reaction time was kept constant at.h, while the mass concentration of total monomers was

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  • Research Article Synthesis, Characterization, and ...

    Anion Negative ion Nonionic. Molecular weight. Ultrate high Fairly high High Standard Medium Low Very low. Dry matter % > 90%. Viscosity(1% concentration,25ºC) 5~40 mPa·s. Toxicity. No. PH value((1% concentration,25ºC) 8~11.5. Suggested liquid concentration. 5g/l. Storage temperature. 5~35ºC

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  • China Specification Nonionic Polyacrylamide Powder

    Polyacrylamide is a brittle white material manufactured by radical Polymerization of acrylamide monomer. In water, high molecular weight polyacrylamide fons viscous homogeneous solutions, their viscosity increases with increase in the polymer concentration. In some cases polyacryiamide is partially hydrolyzed to give greater viscosity.

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  • Effect of Nonionic Surfactant X-100) on

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

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  • Polyacrylamide degradation and its implications in ...

    2016-12-1 · The viscosity relationship between 1% HCl polymer solution and 10% HCl polymer solution derived from identical polymers declined according to the following relation: PAM > AM-AMPS > HPAM > AM-DMDAAC. The changes in polymer weight indicated that high concentration hydrochloric acid results in the direct fracture of the polymer backbone.

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  • Effect of Nonionic Surfactant X-100) on

    Effect of Nonionic Surfactant ( X-100) on the ... polymer concentration. In some cases polyacryiamide is partially hydrolyzed to give greater viscosity. Polyacrylamide molecules are very flexible and very long, with relatively small diameter, which makes the polymer susceptible to shear

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  • Effect of viscosity and iodine concentration of

    1992-1-1 · Effect of viscosity and iodine concentration of nonionic radiographic contrast media on coronary arteriography in patients To assess the influence of viscosity and iodine concentration, three matched and standardized left coronary arteriograms were obtained in 20 patients using iopamidol (Isovue-370), ioversol (Optiray-320), and iohexol (Omnipaque-350).

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  • (PDF) The Thermal Gelation Behavior and Performance ...

    2020-9-17 · A delayed crosslinked polymer gel was developed for in-depth water control in mature oilfields. The thermal gelation behavior of nonionic polyacrylamide (NPAM) and …

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  • The Thermal Gelation Behavior and Performance

    A delayed crosslinked polymer gel was developed for indepth water control in mature oilfields. The thermal gelation behavior of nonionic polyacrylamide (NPAM) and PEI was investigated, and sodium citrate (NaCit) was selected as a new retarder to prolong the gelation time. The gelation performance of NPAM/PEI gel system can be adjusted by the variation of NPAM or PEI concentration, and a ...

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  • Experimental study and application of gels formed by ...

    2015-11-1 · A phenolic resin cross-linked nonionic polyacrylamide (NPAM) gel used for in-depth profile control was systematically analyzed. Long gelation time and strong gel strength of the gel system was obtained by adjusting NPAM or cross-linker concentration.

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  • How to Optimize Polymer Efficiency for Better Sludge ...

    2019-6-1 · Viscosity –Indicator of Polymer Solution Efficiency 0 50 100 150 200 250 4 9 16 22 27 Intrinsic Viscosity of Polymer Solution Sakaguchi, K.; Nagase, K., Bull. Chem. Soc. Japan, 39, p.88 (1966) Quantity of friction as measured by the force resisting a flow in which parallel layers have at unit speed relative to one another

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  • An Optimization Study of Polyacrylamide

    2018-10-2 · For gelation time and viscosity, polymer concentration affects these two responses the most. It is concluded that the optimum concentrations for the formulation is achieved at the following conditions where the value of factor (concentration of polyacrylamide) is 1.5% w/v, and factor (concentration of polyethylenimine) is 0.3% v/v. This ...

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  • ACRYLAMIDE AND POLYACRYLAMIDE - IHS Markit

    Report No. 99 ACRYLAMIDE AND POLYACRYLAMIDE by YEN-CHEN YEN e June 1976 a A private report by the PROCESS ECONOMICS PROGRAM l STANFORD RESEARCH INSTITUTE

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  • Thickening of foaming cosmetic formulations

    2008-2-21 · Enhancing the viscosity of a foaming cosmetic formulation has both marketing and technical reasons. A rich appearance will be correlated by end users with high concentration and value for money. Thickening also has an advantage in applying the product: a …

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  • CHARACTERIZATION OF INDUSTRIAL FLOCCULANTS

    2017-5-26 · industrial polyacrylamide-based flocculants was investigated by determining intrinsic viscosities ... (0.01M). The viscosity of the nonionic flocculant was stable in both distilled water and in 0.01M NaCl over the time and temperatures investigated. The ... Table I-1: Kinematic viscosity of a solution of A110, concentration 120ppm, prepared in ...

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  • Reprinted from Adsorption From Aqueous Solutions P.H ...

    2003-2-21 · ADSORPTION OF POLYACRYLAMIDE 147 FIGURE 2 Diagram illustrating changes in reduced viscosity of polyacrylamide with aging of the solutions under higher temperature conditions (60.C). ~ 4--e-a ~ 3 U) 0 u U):> 2 u i&: U ~ 1 0 oJ g 0 oJ ~ FIGURE 3 T'UE,mlft Diagram i.llu~trilting changes in reduced viscosity of polyacrylamide in alkaline solutions.

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  • EFFECT OF INTERACTIONS BE'lWEEN SULFONATED

    2003-3-6 · creased relative viscosity of a nonionic-polyacrylamide sample (PAM) at pH 10.8 existed even after 53 h of aging indicating such continued hydrolysis. Adsorption of PAMS on hematite at pH 11 during equilibration will be in-fluenced by the rate of hydrolysis of the -CONH2 to -COOH as well as the attendant dissociation of the -COOH to -COO- groups.

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  • Fluid Dynamics and Chemistry in Effective Polymer

    2014-6-27 · Two-stage mixing significant increase in polymer solution viscosity Polymer Mixing unit Conc. % Viscosity cP Anionic 1-stage 2-stage 0.50 226 310 Cationic 1-stage 2-stage 0.50 427 523 Nonionic 1-stage 2-stage 0.50 156 178 (27% ) (18% ) (12% )

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  • Size-Exclusion Chromatography in the Measurement

    Because of the relatively low sensitivity of DRI, the detectability was somewhat limited. In the other procedure, the concentration of polyacrylamide was measured by a variable-wavelength UV detector. Detectability of this procedure was found to be good, but was determined for only one nonionic polyacrylamide sample.

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  • high concentration polyacrylamide-based friction reduce

    High Concentration Polyacrylamide-Based Friction Reducer. Traditionally, friction reducer systems have been used to promote laminar flow in pipe to reduce friction pressure in pumping of low viscosity, slickwater-type fracture treatments. In these types of treatments, velocity is the key factor in proppant transport into the reservoir.

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  • An Optimization Study of Polyacrylamide

    2018-10-2 · For gelation time and viscosity, polymer concentration affects these two responses the most. It is concluded that the optimum concentrations for the formulation is achieved at the following conditions where the value of factor (concentration of polyacrylamide) is 1.5% w/v, and factor (concentration of polyethylenimine) is 0.3% v/v. This ...

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  • Factors effecting a loss of flocculation activity of ...

    Nonionic polyacrylamides were unaffected. Viscosity–aging of polyacrylamide solutions was observed over a period of several months, but was insufficient to affect the flocculation activity. In the presence of 3% ethanol or methanol, no aging was observed in solutions stored for over a year.

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  • ACRYLAMIDE AND POLYACRYLAMIDE - IHS Markit

    Report No. 99 ACRYLAMIDE AND POLYACRYLAMIDE by YEN-CHEN YEN e June 1976 a A private report by the PROCESS ECONOMICS PROGRAM l STANFORD RESEARCH INSTITUTE

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  • Anionic polyacrylamide used for EOR(Enhanced Oil

    This product is a trpe of ultra-high molecular polyacrylamide specifically produced for oilfield polymer flooding. process(EOR)by adopting a new technology.highest molecular weight goes uo tp 25million,moderate hydrolysis, high viscosity and fine solubility. 2.specifications

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  • Reprinted from Adsorption From Aqueous Solutions P.H ...

    2003-2-21 · ADSORPTION OF POLYACRYLAMIDE 147 FIGURE 2 Diagram illustrating changes in reduced viscosity of polyacrylamide with aging of the solutions under higher temperature conditions (60.C). ~ 4--e-a ~ 3 U) 0 u U):> 2 u i&: U ~ 1 0 oJ g 0 oJ ~ FIGURE 3 T'UE,mlft Diagram i.llu~trilting changes in reduced viscosity of polyacrylamide in alkaline solutions.

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  • Polyacrylamide-Treated Kaolin clay: A Fabric Study

    Fabric changes in sedimentation, viscosity, and liquid limit behavior in the presence of polyacrylamide corresponding to the change in the type of particle association are observed in SEM. Floc/aggregate size and density tend to increase with increasing polyacrylamide concentration, showing the formation of more larger, denser flocs.

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  • CHARACTERIZATION OF INDUSTRIAL FLOCCULANTS

    2017-5-26 · industrial polyacrylamide-based flocculants was investigated by determining intrinsic viscosities ... (0.01M). The viscosity of the nonionic flocculant was stable in both distilled water and in 0.01M NaCl over the time and temperatures investigated. The ... Table I-1: Kinematic viscosity of a solution of A110, concentration 120ppm, prepared in ...

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  • Chemical Structure of Surfactant-Grafted Polyacrylamide ...

    2014-8-8 · Y: Polyester C , nonionic Aromatic secondary amines, , nonionic Amino acid hydrochloride 2 , cationic Analysis above showed that Lianhua S-PAM refining factory polymerized the nonionic and cationic surfac-tants, while that Haibo S-PAM polymerized the nonionic surfactants on the main chain of polyacrylamide.

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  • Fluid Dynamics and Chemistry in Effective Polymer Mixing ...

    2014-6-27 · Two-stage mixing significant increase in polymer solution viscosity Polymer Mixing unit Conc. % Viscosity cP Anionic 1-stage 2-stage 0.50 226 310 Cationic 1-stage 2-stage 0.50 427 523 Nonionic 1-stage 2-stage 0.50 156 178 (27% ) (18% ) (12% )

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  • high viscosity anionic water soluble polymer in soil

    Polyacrylamide degradation and its implications in. Sep 07, 2018· High molecular weight (10 6 –3 × 10 7 Da) polyacrylamide (PAM) is commonly used as a flocculant in water and wastewater treatment, as a soil conditioner, and as a viscosity modifier and. Cited by: 2; Iran High Effective Polyacrylamide …

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  • How to Optimize Polymer Efficiency for Better Sludge ...

    2019-6-1 · Viscosity –Indicator of Polymer Solution Efficiency 0 50 100 150 200 250 4 9 16 22 27 Intrinsic Viscosity of Polymer Solution Sakaguchi, K.; Nagase, K., Bull. Chem. Soc. Japan, 39, p.88 (1966) Quantity of friction as measured by the force resisting a flow in which parallel layers have at unit speed relative to one another

    Get Price
  • Anionic polyacrylamide used for EOR(Enhanced Oil

    This product is a trpe of ultra-high molecular polyacrylamide specifically produced for oilfield polymer flooding. process(EOR)by adopting a new technology.highest molecular weight goes uo tp 25million,moderate hydrolysis, high viscosity and fine solubility. 2.specifications

    Get Price
  • Optimization of gellan gum production by

    The effect of nonionic surfactants on gellan production by Sphingomonas paucimobilis was studied by the addition of 0.5, 0.75, 1.0, 1.25 and 1.5 g/l surfactants to shake flask culture. The nonionic surfactants Tween 80, Tween 40 and Triton X-100 improved gellan production by S. paucimobilis, and the …

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  • A New Empirical Model for Viscosity of Sulfonated ...

    The aim of this work is to develop an empirical model through the use of a design of experiments (DOE) approach for bulk viscosity of these copolymers as a function of polymer characteristics (i.e., sulfonation degree and molecular weight), oil reservoir conditions (i.e., temperature, formation brine salinity and hardness) and field operational ...

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  • Characterizing Viscoelastic Properties of Polyacrylamide

    2006-4-27 · polyacrylamide gel properties using a ball indentation technique. In addition, Dr. Dennis Discher and colleagues have evaluated the comparison between mechanical stiffness values of several natural and polyacrylamide gel substrates using AFM (Engler, 2004). Compelling results were obtained displaying similarities between several substrate types.

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  • Design of high-toughness polyacrylamide hydrogels by ...

    2009-10-26 · Design of high-toughness polyacrylamide hydrogels by hydrophobic modification Suzan Abdurrahmanoglub, Volkan Cana, Oguz Okaya,* aIstanbul Technical University, Department of Chemistry, 34469 Maslak, Istanbul, Turkey b Marmara University, Department of Chemistry, Kadikoy, Istanbul, Turkey article info Article history: Received 9 July 2009

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  • The Thermal Gelation Behavior and Performance

    A delayed crosslinked polymer gel was developed for indepth water control in mature oilfields. The thermal gelation behavior of nonionic polyacrylamide (NPAM) and PEI was investigated, and sodium citrate (NaCit) was selected as a new retarder to prolong the gelation time. The gelation performance of NPAM/PEI gel system can be adjusted by the variation of NPAM or PEI concentration, and a ...

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  • Shear Viscosity of Poly (acrylamide/acrylic acid) Solutions

    2018-7-11 · the solution viscosity profile at different shear rates is necessary. Shear viscosity of polyacrylamide and its degradation behavior have been studied by Abdel-Alim et al. using a high shear Couette viscometer. [7] They studied the shear degradation of polyacrylamide after exposing it to various shear stresses at different temperatures. Despite the

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  • Characterization of a Polyacrylamide Solution Used for ...

    2016-1-2 · The properties of PAM solutions, such as contact angle, surface tension, viscosity, and flow characteristic (micromodel test), were tested at six concentrations—0, 2, 5, 10, 15, and 20 g/L—prepared by mixing PAM with deionized water, except the viscosity at 0-g/L concentration. The viscosity of deionized water is readily available in ...

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  • ACRYLAMIDE AND POLYACRYLAMIDE - IHS Markit

    Report No. 99 ACRYLAMIDE AND POLYACRYLAMIDE by YEN-CHEN YEN e June 1976 a A private report by the PROCESS ECONOMICS PROGRAM l STANFORD RESEARCH INSTITUTE

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  • Successful Breaker Optimization for Polyacrylamide ...

    2007-1-29 · The concentration of chemical additives including the friction reducer remains at about the same concentrations in these fluids, but the cumulative volume pumped now is much larger. The large volumes of friction reducers now pumped have become an industry concern due to possible fracture and formation damage caused by the polymer.

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  • the rheological behavior of salt tolerant polyacrylamide

    The rheological behavior of polyacrylamide solution II. The rheological behavior of the polyacrylamide solution were studied over the 20–50 ppm range and the temperature range of 20–50°C. Fig. 1, Fig. 2 show the experimental results of the shear stress (τ) and shear rate (γ ̇) and indicate the non-Newtonian behavior of these solutions.

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  • [PDF] Synergistic mechanism between laurel

    Synergism of water-soluble hydrophobically associating polyacrylamide (HA-PAM) with nonionic surfactant laurel alkanolamide (LAA) was investigated via the rheology, fluorescence spectroscopy and dissipative particle dynamics (DPD) simulation methods. The viscosity and elasticity of HA-PAM solutions increased in a large LAA concentration range, which was principally ascribed to the crosslinking ...

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  • Next Generation of Tint Viscosity Stabilizers | 2021-06

    2021-6-1 · Next-Generation Tint Viscosity Stabilizer. To address these limitations, our next-generation tint viscosity stabilizer features an enhanced molecular structure based on HEUR chemistry, but retaining a high degree of hydrophobic sites like those available in the first-generation HEAT polymers (Figure 4).

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  • The Thermal Gelation Behavior and Performance

    A delayed crosslinked polymer gel was developed for indepth water control in mature oilfields. The thermal gelation behavior of nonionic polyacrylamide (NPAM) and PEI was investigated, and sodium citrate (NaCit) was selected as a new retarder to prolong the gelation time. The gelation performance of NPAM/PEI gel system can be adjusted by the variation of NPAM or PEI concentration, and a ...

    Get Price
  • Design of high-toughness polyacrylamide hydrogels by ...

    2009-10-26 · Design of high-toughness polyacrylamide hydrogels by hydrophobic modification Suzan Abdurrahmanoglub, Volkan Cana, Oguz Okaya,* aIstanbul Technical University, Department of Chemistry, 34469 Maslak, Istanbul, Turkey b Marmara University, Department of Chemistry, Kadikoy, Istanbul, Turkey article info Article history: Received 9 July 2009

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  • POLYPRO Anionic and Nonionic Polymers Data Sheet

    2017-9-26 · concentration of polymer, but in no case should the concentration be reduced to below 0.25% or poor dissolution may result. If mixing is still inadequate, add larger impellers (or more impellers) to the mixing shaft and increase the horsepower of the mixer, if necessary. DATA SHEET Municipal and Industrial POLYPRO ANIONIC AND NONIONIC POLYMERS

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  • 12 million molecular weight polyacrylamide, 12 million ...

    Sand Prevention and Solidification: The nonionic-polyacrylamide is dissolved into 0.3% concentration, cross-linking agent is added, and the product can be sprayed on desert to prevent and solidify sand. Soil humectant: It can preserve water and solidify sand for soil and can play a role of humectant on slope grass planting, tree planting, and ...

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  • Tweedle MF. Work in progress toward nonionic

    2015-10-26 · viscosity. Reproducibility is within -10%. Table 2 The values are fully consistent with the proposed formulations. The lower osmolality and viscosity, together with similar effectiveness in terms of relaxivity per mole of agent could be used to formulate the nonionic agents with more flexibility.

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  • the rheological behavior of salt tolerant polyacrylamide

    The rheological behavior of polyacrylamide solution II. The rheological behavior of the polyacrylamide solution were studied over the 20–50 ppm range and the temperature range of 20–50°C. Fig. 1, Fig. 2 show the experimental results of the shear stress (τ) and shear rate (γ ̇) and indicate the non-Newtonian behavior of these solutions.

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  • Determination of Nonionic Surfactant in Liquid

    The aim of this study was determination of lauramide as a nonionic surfactant in liquid detergent using multivariate calibration. A Partial Least Squares (PLS) algorithm is used to perform the calibration. The concentration of lauramide for experimental calibration matrix was varied between 0.005-0.020 g mL-1. Absorbance data of the calibration ...

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  • The Effect of the Flocculants PAM and PAC in the

    The Effect of the Flocculants PAM and PAC in the Treatment of The Domestic Sewage. 2014-11-23 09:00:05. In the treatment of the domestic sewage, there are two types of the water flocculants: the PAM ( Polyacrylamide) and the PAC (Polyaluminium Chloride). The domestic sewage is the waste water which is directly discharged by the residents in the ...

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  • Effect of nonionic surfactants on naphthalene

    1998-11-20 · Critical micelle concentration, partition coefficient, and dynamic liquid viscosity at a surfactant concentration of 10 kg mâ 3 for the six nonionic surfactants used. SCMC (kg mâ 3) 0.0547 0.0285 0.1416 0.2609 0.1246 0.0555 K (10â 4) 5.57 3.87 4.23 2.48 4.76 8.42 (10â 4 kg mâ 1 sâ 1) 8.72 10.02 8.77 11.40 8.76 9.08 Surfactant Igepal CA ...

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  • Formation of crystal-like structures and branched

    2015-12-9 · The precursor exhibited Newtonian behavior at 15 and 25 °C, with the zero shear viscosity of 0.07 Pa ⋅ s and 0.09 Pa ⋅ s respectively, implying that the precursor mostly consisted of ...

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  • Viscosity of the oil-in-water Pickering emulsion ...

    2014-11-26 · Polyacrylamide (PAM) is a water soluble polymer and is widely used in several oilfield applications such as vis-cosity enhancer, drilling fluid design and in EOR applica-tion due to its favorable rheology, compatibility with other chemicals and cost-effectiveness (Thomas et al., 2012). The PAM together with surfactant molecules can attach at

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  • polyacrylamide flocculant for drilling fluid in nigeria ...

    2020-7-13 · Oilfield Additive High Viscosity Chemicals Anionic Polyacrylamide apam . 1. Product characteristics. The Anionic Polyacrylamide is of White or yellow powder, non-toxic, non-corrosive, easily soluble in water, mainly used as a selective flocculant for …

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  • Surface Tension Estimates for Droplet Formation in ...

    2011-9-9 · of nonionic polyacrylamide flocculant and perhaps by contaminants with surfactant properties, which ... concentration (40 to 50 wt% solids). The results indicated that the apparent dynamic surface tension of ... because increased viscosity is known to increase …

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  • cationic polyacrylamide polymer for solution thickening

    2006-4-27 · polyacrylamide gel properties using a ball indentation technique. In addition, Dr. Dennis Discher and colleagues have evaluated the comparison between mechanical stiffness values of several natural and polyacrylamide gel substrates using AFM (Engler, 2004). Compelling results were obtained displaying similarities between several substrate types.

    Get Price
  • Characterizing Viscoelastic Properties of Polyacrylamide

    2020-2-7 · The main component is anionic modified polyacrylamide, with molecular weight between 6 million and 10 million, and the degree of hydrolysis is 25% to 40%. Production unit: Dongying noer Chemical Co., Ltd. (2) TF281: fluorocarbon nonionic surfactant, yellowish to reddish brown liquid, with an effective content of more than 30%.

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  • PAPER OPEN ACCESS The Research and Application on ...

    2021-6-1 · Next-Generation Tint Viscosity Stabilizer. To address these limitations, our next-generation tint viscosity stabilizer features an enhanced molecular structure based on HEUR chemistry, but retaining a high degree of hydrophobic sites like those available in the first-generation HEAT polymers (Figure 4).

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  • Next Generation of Tint Viscosity Stabilizers | 2021-06

    2021-6-20 · Full Article. Synthesis and Application of a Cationic Polyacrylamide Dry Strength Agent with Anionic Content. Guangyan Wang and Yi Jing* A new net-cationic polyacrylamide dry strength agent was synthesized through free radical polymerization using acrylamide (AM), itaconic acid (IA), N,N-dimethylacrylamide (F), and sodium methallyl sulfonate (T).

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  • Synthesis and application of a cationic polyacrylamide

    polyacrylamide polymer manufacturer/supplier, China polyacrylamide polymer manufacturer & factory list, find qualified Chinese polyacrylamide polymer manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China.com.

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  • Polyacrylamide polymer Manufacturers & Suppliers,

    1991-10-8 · Higher xanthan concentration raised the absolute solution viscosity and increased the degree of shear thinning. Addition of remedial amendments (e.g., phosphate, sodium lactate, ethyl lactate) caused the more » dynamic viscosity of xanthan gum to decrease, but the solutions maintained shear-thinning properties.

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  • ISSN: 1091-5818 print 1092-874X online DOI: 10.1080 ...

    2018-2-21 · Polyacrylamide, with the remainder being water content. Aque-ous solutions are self-explanatory. Inverse emulsions (aka dis-persions) contain Polyacrylamide in water droplets coated with surfactant molecules and suspended in mineral oil. Regardless of form, the Polyacrylamide is nonionic. The molecular weight of Polyacrylamide is controllable; ex-

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  • Rheological properties of cellulose ethers and their ...

    2019-12-2 · i.e. the viscosity of a 2% solution in water, that depends on the molecular weight of the cellulose ether. In this paper several rheological characterizations will be discussed, varying parameters like the cellulose ether viscosity and its modification with starch ether and polyacrylamide through a simple experimental design.

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  • The Synthesis and Evaluation of Hydrophobic Association ...

    2015-2-9 · Prepare different concentration thickener, test the viscosity in 50˚C water bath, 170 s−1 shear rate. When the concentration of hydrophobic association thickener is not more than 1.7 g/L, viscosity rise gently, viscosity increasing quantity is limited. When the hydrophobic association solution concentration is …

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  • Flow of Hydrolysed Polyacrylamide Mother Liquor

    2016-1-20 · concentration and liquor viscosity, the oil displacement ef-ficiency was better. However, at the same flow rate, the flow concentration was greater, the probability of blocking the hole with the polymer particle was greater, and the rise in pressure drop was quicker.6 At present, our oil field production has already injected HPAM-water solution to

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  • Polymer 101: Fundamentals of Flocculation

    Design 1 4 x higher content of inverting surfactant * to expedite polymer activation Primary Mixing Process Design 2 Process Especially Important for Clarifier at WTP * AWWA Standard for Polyacrylamide (ANSI-AWWA B453-06), 11, 2006 To enable “inverting surfactant” to work properly, make polymer solution at high concentration 21 22

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  • Design of Block Copolymer Costabilized Nonionic ...

    Design of Block Copolymer Costabilized Nonionic Microemulsions and Their In Vitro and In Vivo Assessment as Carriers for Sustained Regional Delivery of Ibuprofen via Topical Administration. ... w/w) were used to develop oil-in-water microemulsions with Newtonian flow behavior, low viscosity (from 368 ± 38 to 916 ± 46 mPa s), and average ...

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  • WATER-IN-OIL POLYACRYLAMIDE-BASED

    The nonionic and anionic polymers have different properties. At lower levels in water, the anionic polymers build properties, such as viscosity, faster. Anionic polyacrylamide polymers are compatible with other charged molecules, such as are contained in fertilizers. However, they can react undesirably with certain other charged molecules.

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  • electricity saving device anionic polyacrylamide ...

    2021-6-15 · polymer is nonionic polyacrylamide, the homopolymer formed from acrylamide monomer. More complex polymers may have varying patterns of copolymerization or cross-linked structures. Acrylamide monomer is used to make anionic and cationic copolymers, as well as nonionic polyacrylamide. Get Price

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