Photoinitiated Polymerization of Cationic Acrylamide in Aqueous Solution: Synthesis, Characterization, and Sludge Dewatering Performance
Joint Authors
Zheng, Huaili
Ma, Jiangya
Liao, Yi
Zheng, Meizhen
Zhu, Chuanjun
Ji, Fangying
Fan, Wei
Source
Issue
Vol. 2014, Issue 2014 (31 Dec. 2014), pp.1-11, 11 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2014-02-05
Country of Publication
Egypt
No. of Pages
11
Main Subjects
Medicine
Information Technology and Computer Science
Abstract EN
A copolymer of acrylamide (AM) with acryloyloxyethyl trimethyl ammonium chloride (DAC) as the cationic monomer was synthesized under the irradiation of high-pressure mercury lamp with 2,2-azobis(2-amidinopropane) dihydrochloride (V-50) as the photoinitiator.
The compositions of the photoinduced copolymer were characterized by Fourier transform infrared spectra (FTIR), ultraviolet spectra (UV), and scanning electron microscope (SEM).
The effects of 6 important factors, that is, photo-initiators concentration, monomers concentration, CO(NH2)2 (urea) concentrations, pH value, mass ratio of AM to DAC, and irradiation time on the molecular weight and dissolving time, were investigated.
The optimal reaction conditions were that the photo-initiators concentration was 0.3%, monomers concentration was 30 wt.%, irradiation time was 60 min, urea concentration was 0.4%, pH value was 5.0, and mass ratio of AM to DAC was 6 : 4.
Its flocculation properties were evaluated with activated sludge using jar test.
The zeta potential of supernatant at different cationic monomer contents was simultaneously measured.
The results demonstrated the superiority of the copolymer over the commercial polyacrylamide as a flocculant.
American Psychological Association (APA)
Zheng, Huaili& Liao, Yi& Zheng, Meizhen& Zhu, Chuanjun& Ji, Fangying& Ma, Jiangya…[et al.]. 2014. Photoinitiated Polymerization of Cationic Acrylamide in Aqueous Solution: Synthesis, Characterization, and Sludge Dewatering Performance. The Scientific World Journal،Vol. 2014, no. 2014, pp.1-11.
https://search.emarefa.net/detail/BIM-1049719
Modern Language Association (MLA)
Zheng, Huaili…[et al.]. Photoinitiated Polymerization of Cationic Acrylamide in Aqueous Solution: Synthesis, Characterization, and Sludge Dewatering Performance. The Scientific World Journal No. 2014 (2014), pp.1-11.
https://search.emarefa.net/detail/BIM-1049719
American Medical Association (AMA)
Zheng, Huaili& Liao, Yi& Zheng, Meizhen& Zhu, Chuanjun& Ji, Fangying& Ma, Jiangya…[et al.]. Photoinitiated Polymerization of Cationic Acrylamide in Aqueous Solution: Synthesis, Characterization, and Sludge Dewatering Performance. The Scientific World Journal. 2014. Vol. 2014, no. 2014, pp.1-11.
https://search.emarefa.net/detail/BIM-1049719
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-1049719