• flocculation performance of different polyacrylamide

    Flocculation performance of different polyacrylamide

    Flocculation performance of four kinds of polyacrylamide (PAM) with different chain end group, namely, PAM, star-PAM, PGS-PAM and Al(OH) 3-PAM hybrids, in Kaolin suspensions have been investigated by Spectrophotometer.It was found that their flocculation efficiency deceases in the order: PGS-PAM > Al(OH) 3-PAM ≈ star-PAM > PAM.It was also found that the optimal dose (C od) of the

  • flocculation performance of different polyacrylamide

    Flocculation performance of different polyacrylamide

    Flocculation performance of four kinds of polyacrylamide (PAM) with different chain end group, namely, PAM, star-PAM, PGS-PAM and Al(OH)3-PAM hybrids, in

  • flocculation performance of different polyacrylamide

    Flocculation performance of different polyacrylamide

    2004-08-01· Read "Flocculation performance of different polyacrylamide and the relation between optimal dose and critical concentration, European Polymer Journal" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • synthesis, characterization, and flocculation properties

    Synthesis, Characterization, and Flocculation Properties

    In order to study the effect of reaction temperature on intrinsic viscosity and flocculation performance of branched cationic polyacrylamide, the volume of initiator was kept constant at 7 × 5.6 × 10 −4 mol/L and concentration of monomer was kept constant at 35%, the ratio of monomers was 1 : 1, while the reaction temperature was 35, 40, 45, 50, 55, and 60°C, respectively.

  • evaluation of the flocculation performance

    Evaluation of the flocculation performance

    In the present work, a novel amphoteric chemically bonded composite flocculant (carboxymethyl chitosan-graft-polyacrylamide, denoted as CMC-g-PAM) was successfully prepared and used to flocculate the kaolin suspension.The flocculation performance of CMC-g-PAM in acidic, neutral, and alkaline conditions was systematically evaluated by light scattering in combination with fractal theory,

  • dependence of flocculation performance of polyacrylamide

    Dependence of flocculation performance of polyacrylamide

    The flocculation performance of isodose anionic polyacrylamide (PAM) with different parent solution concentrations (c p) for ferric oxide suspension was investigated.

  • nonionic polyacrylamide flocculant sinoloc supplier

    Nonionic Polyacrylamide Flocculant Sinoloc Supplier

    Sinofloc nonionic polyacrylamide has good water solubility even in cold water. Moreover nonionic polyacrylamide can be greatly flocculated under a small dosage like 0.01~10ppm. And our nonionic polymer shows a great performance when joint using with inorganic flocculant like polymerized ferric sulfate, poly aluminum chloride, and iron salt.

  • evaluation of the flocculation performance

    Evaluation of the flocculation performance

    In the present work, a novel amphoteric chemically bonded composite flocculant (carboxymethyl chitosan-graft-polyacrylamide, denoted as CMC-g-PAM) was successfully prepared and used to flocculate the kaolin suspension.The flocculation performance of CMC-g-PAM in acidic, neutral, and alkaline conditions was systematically evaluated by light scattering in combination with fractal theory,

  • dependence of flocculation performance

    Dependence of flocculation performance

    The flocculation performance of isodose anionic polyacrylamide (PAM) with different parent solution concentrations (c p) for ferric oxide suspension was investigated.

  • studies on flocculation of clay suspension

    Studies on flocculation of clay suspension

    The flocculation of dilute pottery clay suspension using polyacrylamide (PAM) was investigated. Different molecular weight PAMs were synthesized by free-radical polymerization initiated with the

  • the impact of polyacrylamide flocculant solution age

    The impact of polyacrylamide flocculant solution age

    The polyacrylamide dosages required to achieve measurable flocculation decreased as the flocculant age was increased, with optimal performance attained at 72 h. Flocculation using a 1-h-old flocculant solution consumed 75% more polymer than with an optimally prepared stock solution. The relationship between hindered settling rate and FBRM chord length measurements was found to be independent

  • factors affecting flocculation performance of synthetic

    Factors affecting flocculation performance of synthetic

    ging practice promoting flocculation of particles in run- offs using Polyacrylamide (PAM) was introduced. Poly- acrylamide is the most common type of polymeric floc- culant and its variable functionality, positive, neutral, or negative charge, produces a good settling performance for relative low cost. Polyacrylamide is a white, odorless,

  • characterization and dimethyl phthalate flocculation

    Characterization and Dimethyl Phthalate Flocculation

    At different initial concentrations of DMP in water, the flocculation performance will also differ. The effect of flocculant dosage on the removal rate of DMP with different initial concentrations was investigated to determine the initial concentration of DMP in

  • preparation of nonionic polyacrylamide flocculant

    Preparation of Nonionic Polyacrylamide Flocculant

    Their flocculation characteristics were evaluated in 0.25 wt% kaolin and 10 wt% iron ore suspensions. The flocculation behaviour of one of the above grades has been studied on a 1 wt% coal

  • temperature influence of nonionic polyethylene oxide

    Temperature Influence of Nonionic Polyethylene Oxide

    Nonionic polyethylene oxide (PEO) and anionic polyacrylamide (PAM) flocculation of kaolinite dispersions has been investigated at pH 7.5 in the temperature range 20-60 degrees C.

  • flocculation of kaolin particles with cationic lignin

    Flocculation of kaolin particles with cationic lignin

    This paper presents the correlations developed between the properties of lignin-based polymers and their flocculation performance and settlement under different conditions using advanced tools

  • studies on flocculation of clay suspension by polyacrylamide

    Studies on flocculation of clay suspension by polyacrylamide

    voluminous literature is available on flocculation studies on TiO 2 [1,5], the study on flocculation of clay suspensions has not been paid due attention. Here the synthesis of different molecular weight PAMs via free-radical polymerization and their usage in flocculation studies of clay suspension under various conditions is presented. A

  • mechanism of flocculation of polyacrylamide

    Mechanism of flocculation of polyacrylamide

    The practical experience of the prove PAM flocculation performance and its solution viscosity has a direct relationship, high viscosity performance better; if its viscosity by some factors of influence to reduce, its flocculation properties inevitable decline. The viscosity of the PAM solution to be measured with a special instrument.

  • determination of flocculation characteristics of

    DETERMINATION OF FLOCCULATION CHARACTERISTICS OF

    suspensions were recorded. The flocculation performance of flocculants possessing unique molecular architecture (UMA) and conventional polyacrylamide based flocculants was investigated for the solid-liquid separation of natural stone processing wastewater. The effects of flocculant type, dosage and pH were examined. The results obtained from

  • flocculation performance of lignin-based springerlink

    Flocculation performance of lignin-based SpringerLink

    In contrary, flocculation performance was greatly restricted in the presence of SO 4 2−. LBF was less pH sensitive and shear sensitive than polyacrylamide (PAM) due to the enhanced charge neutralization and bridging action. On the basis of that, LBF could be used as

  • synthesis, characterization, and flocculation performance

    Synthesis, characterization, and flocculation performance

    Synthesis, characterization, and flocculation performance of anionic polyacrylamide P (AM‐AA‐AMPS) Jiangya Ma Key Laboratory of the Three Gorges Reservoir Region's Eco‐Environment, State Ministry of Education, Chongqing University, Chongqing 400045, China

  • flocculation efficiency of hybrid polymers with trivalent

    Flocculation efficiency of hybrid polymers with trivalent

    Abstract. Acrylamide/acrylic acid copolymers (AAm/AA) have been synthesized by microemulsion polymerization in absence and presence of trivalent cations Al +3 and Fe +3. Starch ma

  • characterization and dimethyl phthalate flocculation

    Characterization and Dimethyl Phthalate Flocculation

    Zhang, P.; Zhao, D.Q. Characterization and Dimethyl Phthalate Flocculation Performance of the Cationic Polyacrylamide Flocculant P(AM-DMDAAC) Produced by Microwave-Assisted Synthesis. Molecules 2020, 25, 624.

  • characterization and dimethyl phthalate flocculation

    Characterization and Dimethyl Phthalate Flocculation

    Characterization and Dimethyl Phthalate Flocculation Performance of the Cationic Polyacrylamide Flocculant P(AM-DMDAAC) Produced by Microwave-Assisted Synthesis Peng Zhang 1,2,* and Dong Qin Zhao 2 1 College of Environmental Science and Engineering, Taiyuan University of

  • synthesis, characterization and flocculation performance

    Synthesis, characterization and flocculation performance

    2009-05-01· Read "Synthesis, characterization and flocculation performance of zwitterionic copolymer of acrylamide and 4-vinylpyridine propylsulfobetaine, European Polymer Journal" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • reduction of solids and organic load concentrations

    Reduction of solids and organic load concentrations

    this study consisted of three experiments designed to evaluate the practicality of using a cationic polyacrylamide (pam) polymer flocculant to reduce commonly used aquatic pollution indicators in tequila vinasses. a first experiment with a 2 x 2 factorial arrangement was used to observe the effects on vinasses of five different concentrations of pam (20, 60, 100, 140 and 180 g/l) at two

  • template polymerization of a novel cationic

    Template Polymerization of a Novel Cationic

    An Effective Flocculation Method to the Kaolin Wastewater Treatment by a Cationic Polyacrylamide (CPAM): Preparation, Characterization, and Flocculation Performance. International Journal of Polymer Science 2018, 2018, 1-12. DOI: 10.1155/2018/5294251. Sarang P. Gumfekar, João B.P. Soares.

  • anionic polymer flocculant & polyacrylamide powder

    Anionic Polymer Flocculant & Polyacrylamide Powder

    Anionic Polyacrylamide in Enhanced Oil Recovery (EOR) The performance of anionic polyacrylamide flocculants in thickening, flocculation and rheological regulation plays an important role in oil production. It is widely used in drilling, water plugging, acidified water, fracturing, well washing, completion, drag reduction, scale prevention and

  • analysis and optimization of coagulation and flocculation

    Analysis and optimization of coagulation and flocculation

    But in practice, complexes of polyacrylamide and Al 2 (SO 4) 2 is mainly used in water flocculation because of its good flocculation performance and low dosage. Environmentally friendly chemicals should be chosen for the treatment of wastewater. Therefore, in this study starch is selected for the treatment of surface water. During the study the new, natural, easily available and

  • studies on flocculation of clay suspension

    Studies on flocculation of clay suspension

    Abstract The flocculation of dilute pottery clay suspension using polyacrylamide (PAM) was investigated. Different molecular weight PAMs were synthesized by free-radical polymerization initiated with the persulfate-bisulfate redox pair. The synthesized polyelectrolytes (PAM1, PAM2 and PAM3, from low to high molecular weight) and a commercial one (C-492) were used for flocculation studies.

  • water soluble polymer flocculants: synthesis

    Water Soluble Polymer Flocculants: Synthesis

    Owen et al. showed that aging strongly affects the flocculation performance of polyacrylamide flocculants, in a way that their flocculant had maximum performance after 72 h of dissolution. 165: Chemical (copolymer) composition: NMR (nuclear magnetic resonance) spectroscopy

  • flocculation and color removal performances

    Flocculation and Color Removal Performances

    Between the two polymers St-g-PAM and St-g-PDMA, the later showed better performance in the flocculation of bentonite and coal suspensions but the former showed better performance in the color removal from the malachite green solution and from one of the textile industrial waste water.

  • cationic polyacrylamide flocculant/ powder sinofloc

    Cationic Polyacrylamide Flocculant/ Powder Sinofloc

    The polyacrylamide is a synthetic cationic polymerization flocculants and so mainly related to chain length and the charge of the dewatering performance of polyacrylamide excessive dosage, the positive charge on the ion polyacrylamide adsorption, due to electrostatic repulsion, it will reduce the sludge settling performance, we should pay

  • coagulation performance of organic modified poly

    Coagulation Performance of Organic Modified Poly

    An organic modified poly-polyacrylamide-Al-Zn-Fe (PPAZF) coagulant was prepared by adding polyacrylamide (PAM) as additives in poly-Al-Zn-Fe (PAZF). The coagulation performance of PPAZF was investigated compared to that of PAZF and polyaluminium chloride (PAC) in treating domestic sewage and pharmaceutical wastewater. The results showed that PPAZF not only had better removal

  • flocculants snf group

    Flocculants SNF Group

    The flocculants manufactured by SNF are based on polyacrylamide copolymers providing the complete range of ionicities and molecular weights necessary to meet optimal performance for each applications. Our polymers are available in solid, emulsion and liquid forms. Polyacrylamide Range in Powder Form

  • treatment of pulp and paper mill wastewater with various

    Treatment of Pulp and Paper Mill Wastewater with Various

    Flocculation studies between dual polymers on pulp and paper mill wastewater are reported in this paper. The effects of different molecular weights of polyDADMAC and different dosages of Polyacrylamide (PAM) were studied. The molecular weights of polyDADMAC used were 8.8×104, 10.5×104 and 15.7×104 g/mol. The flocculation performance was analyzed in jar tests with

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