cationic polyacrylamide synthesis and application in sludge

cationic polyacrylamide: synthesis and application

Cationic polyacrylamide: synthesis and application

Cationic polyacrylamide (CPAM) were used extensively in water treatment, enhanced oil recovery and sludge dewatering. The review summarized the synthesis methods research progress of cationic flocculants. Four groups of synthesis technologies of cationic copolymers were reviewed, including aqueous solution polymerization, dispersion polymerization, inverse emulsion polymerization and photo...

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cationic polyacrylamide: synthesis and application

Cationic Polyacrylamide: Synthesis and Application

Cationic Polyacrylamide: Synthesis and Application in Sludge Dewatering Treatment Article in Asian Journal of Chemistry 26(3):629-633 · February 2014 with 558 Reads How we measure 'reads'

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synthesis,characterization and application of cationic p

Synthesis,characterization and application of cationic P

Cationic polyacrylamide(P(AM-DAC))is synthesized by aqueous copolymerization using composite initiator system consists of redox initiator and organic initiator A.The optimum conditions used are as follows:the mass fraction of the redox initiator is 0.15‰,the ...

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synthesis and application of cationic flocculant pda

Synthesis and Application of Cationic Flocculant PDA

The flocculating properities of cationic copolymer Poly DMDAAC AM(PDA) and several commercial cationic polyacrylamide with different cationic structures were tested for sludge dewatering in processing municipal sewage. The results show that each cationic flocculant has optimal dosage range, generally from 50 mg/L to 80 mg/L. COD removal efficiency of the tested water can reach 78 % or more ...

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[pdf] synthesis of a cationic polyacrylamide by a

[PDF] Synthesis of a cationic polyacrylamide by a

@article{Liu2018SynthesisOA, title={Synthesis of a cationic polyacrylamide by a photocatalytic surface-initiated method and evaluation of its flocculation and dewatering performance: nano-TiO2 as a photo initiator}, author={Y. Liu and Huaili Zheng and Y. Wang and Xinyu Zheng and Moxi Wang and J. Ren and Chuanliang Zhao}, journal={RSC Advances ...

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cationic polyacrylamide copolymers (pams): environmental

Cationic polyacrylamide copolymers (PAMs): environmental

Cationic polyacrylamide copolymers (PAMs) are used for sludge dewatering in municipal waste water treatment and might enter the environment by spreading of the sludge on agricultural land. Concern has been expressed since little is known about the degradation of PAMs in soils. To obtain detailed information on the polymer’s fate in the soil compartment, the degradation of 14C-radiolabelled ...

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synthesis of nanocomposites from cationic polyacrylamide

Synthesis of nanocomposites from cationic polyacrylamide

Synthesis of nanocomposites from cationic polyacrylamide and modified carbon black: Application as flocculants for oily sludge suspension. Gongwei Tian. ... and it flocculates oil sludge particles by adsorption bridging and charge neutralization in acidic and alkaline conditions. Volume 33, ...

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synthesis of cationic polyacrylamide by low-pressure uv

Synthesis of cationic polyacrylamide by low-pressure UV

Generally, cationic polyacrylamide is copolymerized by acrylamide (AM) and cationic monomers in an aqueous solution. Among various cationic monomers, (3-acrylamidopropyl) trimethyl ammonium chloride (ATMAC) is the first used cationic monomer because of the rich amine groups.

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novel cationic polyamidine: synthesis, characterization

Novel cationic polyamidine: Synthesis, characterization

In contrast, only 6.8% of sludge was sedimentated by polyacrylamide. The moisture content in dehydrated floc could be reduced to 77.7% when 60 mg/L polyamidine was added. These results demonstrated that the polyamidine showed a great potential in the practical application of sludge dewatering.

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synthesis of hydrophobic cationic polymeric flocculants by

Synthesis of Hydrophobic Cationic Polymeric Flocculants by

Synthesis of Hydrophobic Cationic Polymeric Flocculants by the Introduction of a Hydrophobic Monomer, Cationic Monomer and the Application in Sludge Dewatering

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asian journal of chemistry; vol. 26, no. 3 (2014), 629-633

Asian Journal of Chemistry; Vol. 26, No. 3 (2014), 629-633

Cationic Polyacrylamide: Synthesis and Application in Sludge Dewatering Treatment ZHENZHEN JIANG1 and JUNREN ZHU2,* 1Chongqing Vocational Institute of Engineering, Chongqing 400037, P.R. China 2Chongqing City Management College, Chongqing 401331, P.R. China *Corresponding author: Tel: +86 23 63311221; E-mail: [email protected]

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synthesis of cationic polyacrylamide flocculant for sludge

Synthesis of cationic polyacrylamide flocculant for sludge

According to the Mannich reaction,initiators were added at appropriate temperatures to acrylamide(AM) and dimethylamino ethyl acrylate methyl chloride(DAC) to initiate a free-radical co-reaction between AM and DAC and then to prepare cationic polyacrylamide ...

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synthesis of nanocomposites from cationic polyacrylamide

Synthesis of nanocomposites from cationic polyacrylamide

Synthesis of nanocomposites from cationic polyacrylamide and modified carbon black: Application as flocculants for oily sludge suspension. Gongwei Tian. ... and it flocculates oil sludge particles by adsorption bridging and charge neutralization in acidic and alkaline conditions. Volume 33, ...

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[pdf] synthesis of a cationic polyacrylamide by a

[PDF] Synthesis of a cationic polyacrylamide by a

@article{Liu2018SynthesisOA, title={Synthesis of a cationic polyacrylamide by a photocatalytic surface-initiated method and evaluation of its flocculation and dewatering performance: nano-TiO2 as a photo initiator}, author={Y. Liu and Huaili Zheng and Y. Wang and Xinyu Zheng and Moxi Wang and J. Ren and Chuanliang Zhao}, journal={RSC Advances ...

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synthesis of a cationic polyacrylamide by a photocatalytic

Synthesis of a cationic polyacrylamide by a photocatalytic

Synthesis of a cationic polyacrylamide by a photocatalytic surface-initiated method and evaluation of its flocculation and dewatering performance: nano-TiO 2 as a photo initiator†. Yongzhi Liu ab, Huaili Zheng * ab, Yili Wang c, Xinyu Zheng ab, Moxi Wang ab, Jie Ren ab and Chuanliang Zhao ab a Key Laboratory of the Three Gorges Reservoir Region's Eco-Environment, Ministry of Education ...

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synthesis of a cationic polyacrylamide by a photocatalytic

Synthesis of a cationic polyacrylamide by a photocatalytic

Synthesis of a cationic polyacrylamide by a photocatalytic surface-initiated method and evaluation of its flocculation and dewatering performance: nano-TiO 2 as a photo initiator† Yongzhi Liu , ab Huaili Zheng , * ab Yili Wang , c Xinyu Zheng , ab Moxi Wang , ab Jie Ren ab and Chuanliang Zhao ab

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cationic polyacrylamide flocculant/ powder supplier

Cationic Polyacrylamide Flocculant/ Powder Supplier

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 ...

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uv-initiated polymerization of cationic polyacrylamide

UV-Initiated Polymerization of Cationic Polyacrylamide

In sludge dewatering experiments, the P(AM-DAC-BA) was added into a 250 mL beaker with 200 mL sludge included. The pH of the sludge was adjusted with 0.1 mol/L NaOH and 0.1 mol/L HCl. Subsequently, it was rapidly mixed by stirring at 120 rpm for 30 s, followed by a 10 min quiescent settling time.

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synthesis, characterization, and sludge dewaterability

Synthesis, Characterization, and Sludge Dewaterability

Sludge dewatering is a crucial step in sludge treatment. The effect of this process is closely related to the sludge treatment system and influences subsequent disposal [].However, due to the high moisture content of raw sludge, the particles in the sludge are small and negatively charged with strong hydrophilicity [].The water molecule and sludge particles are closely connected such that the ...

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fabricating a flocculant with controllable cationic

Fabricating a Flocculant with Controllable Cationic

Synthesis of cationic polyacrylamide via inverse emulsion polymerization method for the application in water treatment. Journal of Macromolecular Science, Part A 2019 , 56 (1) , 76-85.

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asian journal of chemistry; vol. 26, no. 3 (2014), 629-633

Asian Journal of Chemistry; Vol. 26, No. 3 (2014), 629-633

Cationic Polyacrylamide: Synthesis and Application in Sludge Dewatering Treatment ZHENZHEN JIANG1 and JUNREN ZHU2,* 1Chongqing Vocational Institute of Engineering, Chongqing 400037, P.R. China 2Chongqing City Management College, Chongqing 401331, P.R. China *Corresponding author: Tel: +86 23 63311221; E-mail: [email protected]

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[pdf] synthesis of a cationic polyacrylamide by a

[PDF] Synthesis of a cationic polyacrylamide by a

@article{Liu2018SynthesisOA, title={Synthesis of a cationic polyacrylamide by a photocatalytic surface-initiated method and evaluation of its flocculation and dewatering performance: nano-TiO2 as a photo initiator}, author={Y. Liu and Huaili Zheng and Y. Wang and Xinyu Zheng and Moxi Wang and J. Ren and Chuanliang Zhao}, journal={RSC Advances ...

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synthesis of a cationic polyacrylamide by a photocatalytic

Synthesis of a cationic polyacrylamide by a photocatalytic

Synthesis of a cationic polyacrylamide by a photocatalytic surface-initiated method and evaluation of its flocculation and dewatering performance: nano-TiO 2 as a photo initiator† Yongzhi Liu , ab Huaili Zheng , * ab Yili Wang , c Xinyu Zheng , ab Moxi Wang , ab Jie Ren ab and Chuanliang Zhao ab

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polyacrylamide (pam) water treatment anionic cationic

Polyacrylamide (PAM) Water Treatment Anionic Cationic

CPAM application: 1. As a flocculant, Cationic Polyacrylamide is mainly used in industrial solid-liquid separation processes, including sedimentation, clarification, concentration, and sludge dewatering processes. It is commonly used in industrial wastewater, urban sewage, food processing wastewater treatment.

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effect of cationic polyacrylamide with cationic microblock

Effect of cationic polyacrylamide with cationic microblock

References. T.P. Nguyen, N. Hilal, N.P. Hankins, J.T. Novak, Characterization of synthetic and activated sludge and conditioning with cationic polyelectrolytes ...

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the use of cationic, anionic and nonionic polyacrylamide

The use of cationic, anionic and nonionic polyacrylamide

Cationic polyacrylamide application: According to the corresponding grade of sewage sludge dewatering properties can choose this product, can be effective before the sludge into the filter press sludge dewatering. Gravity dehydration, floc, non stick cloth, less dosage not dispersed, filter press, high dewatering efficiency, the cake moisture ...

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cationic polyacrylamide flocculant/ powder supplier

Cationic Polyacrylamide Flocculant/ Powder Supplier

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 ...

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synthesis of the hydrophobic cationic polyacrylamide (padd

Synthesis of the Hydrophobic Cationic Polyacrylamide (PADD

Synthesis of the Hydrophobic Cationic Polyacrylamide (PADD) Initiated by Ultrasonic and Its Flocculation and Treatment of Coal Mine Wastewater Xin Qi 1, Junling Liu 2,*, Cheng Wang 1, Shiyao Li 3,*, Xiang Li 4, Yicong Liang 5 and Khan Sarfaraz 6 1 Yongchuan District Bureau of Planning and Natural Resources, Chongqing 402160, China;

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fabricating a flocculant with controllable cationic

Fabricating a Flocculant with Controllable Cationic

Synthesis of cationic polyacrylamide via inverse emulsion polymerization method for the application in water treatment. Journal of Macromolecular Science, Part A 2019 , 56 (1) , 76-85.

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hydrophobic modification of cationic microblocked

Hydrophobic modification of cationic microblocked

Liao Y, Zheng HL, Qian L, Sun YJ, Dai L, Xue WW (2014) UV-initiated polymerization of hydrophobically associating cationic polyacrylamide modified by a surface-active monomer: a comparative study of synthesis, characterization, and sludge dewatering performance. Ind Eng Chem Res 53(27):11193–11203. Article; Google Scholar

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