Photoinitiated Polymerization of Cationic Acrylamide in Aqueous Solution: Synthesis, Characterization, and Sludge Dewatering Performance
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
Polymerizable anionic wormlike micelles are obtained upon mixing the hydrotropic salt p-toluidine hydrochloride (PTHC) with the reactive anionic surfactant sodium 4-(8-methacryloyloxyoctyl)oxybenzene sulfonate (MOBS). Polymerization captures the
Photoinitiated Polymerization of Cationic Acrylamide in Aqueous Solution: Synthesis,... - Europe PMC Article - Europe PubMed Central
Zheng H, You Y, Deng X, et al. Synthesis of a cationic polyacrylamide with high molecular weight and high purity. Chinese Journal of Environmental Engineering . 2012; 6 (4):1675–1680.
Polyacrylamide (PAM) is a commercially relevant cationic polymer utilized mainly for water treatment due to its high efficiency and rapid dissolution. Being a cationic polymer, PAM can increase the settling rate of bacterial floc and improve the
High molecular weight polyacrylamide nanoparticles prepared by inverse emulsion polymerization: reaction conditions-properties relationships
High molecular weight polyacrylamide (PAM) nanoparticle dispersions are products with wide application possibilities, the most important of which is in petroleum industry such as drilling fluid and flooding agent in enhanced oil recovery. For
High monomer conversions and fast polymerization rates were observed in all cases, achieving monomer-starved conditions when using low monomer addition rate in SP process. Stable water-dispersible nanohydrogels of cross-linked polyacrylamide (PA
Synthesis, Characterization, and Flocculation Properties of Branched Cationic Polyacrylamide
Synthesis, Characterization, and Flocculation Properties of Branched Cationic Polyacrylamide. Weimin Sun,1 Guangcheng Zhang,1 Ling Pan,1 Helin Li,1 and Aihua Shi1. 1Department of Applied Chemistry, School of Science, Northwestern Polytechnical
The FTIR result of anionic polyacrylamide is showed in Fig. 3 (a).The absorption peak at 1117 cm −1, 1321 cm −1 and 1402 cm −1 was C N in the anionic polyacrylamide. The absorption peak at 1168 cm −1 and 1694 cm −1 refers to C C and C O in the a
Research on a new cationic polyacrylamide (CPAM) with a cationic microblock structure and its enhanced effect on sludge condition and - Springer
Microwave-assisted polymerization has a series of advantages such as environmental friendliness, energy saving, high efficiency, high product conversion rate, etc. Therefore, this study combines microwave with template polymerization method,
High molecular weight PAMs can be modified to develop nonionic, anionic, or cationic properties for specific uses (Scott et al. 1996). However for environmental applications which are described in this article, anionic PAMs are preferred because
The impact of polyacrylamide solution age on flocculation performance | Request PDF
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
Hydrogel products constitute a group of polymeric materials, the hydrophilic structure of which renders them capable of holding large amounts of water in their three-dimensional networks. Extensive employment of these products in a number of
- What is poly aluminum chloride?
- Eventually, these particles are bonded together by poly aluminum chloride and possibly other auxiliaries and settled. Poly aluminum chloride has long been used as an effective and efficient material for the treatment of municipal water, wastewater, and industrial effluents.
- What is the pH range of poly aluminum chloride?
- Finally, as water passes through the sedimentation pond, the solid particles clot and are separated by sedimentation. The performance range of poly aluminum chloride in water treatment at pH is between 5 to 9 and the most suitable performance range, neutral pH, is between 6.5 to 7.6.
- What are the benefits of poly aluminum chloride in water treatment?
- One of the effective reasons for using poly aluminum chloride in water treatment is its availability and cost-effectiveness. Other notable benefits include: poly aluminum chloride is an inorganic compound found in the form of yellow solid powder and is one of the most important compounds in the water and wastewater treatment industries.
