Inhibition of Cationic Polymer-Induced Colloid Flocculation by Polyacrylic Acid
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Analytical Principle
2.3. Particle Aggregation Analysis
2.4. Viscosity Measurements
3. Results
3.1. Polycation-Induced Flocculation
3.2. Flocculation in the Presence of Two Oppositely Charged Polymers
3.3. Reduction of PAM5M Viscosity
4. Discussion
4.1. Enhancement of Initial Flocculation Rate by PAM5M
4.2. Shrinkage of PAM5M in the Presence of PAA5K
4.3. Polyion Complex Formation
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Sample | ap (nm) | |
---|---|---|
10 mM KCl | 0.1 mM KCl | |
PAA5K | 6.4 | 7.2 |
PAM5M | 277 | 341 |
Sample | ξ | |
---|---|---|
10 mM KCl | 0.1 mM KCl | |
0.5 mg/L PAM5M | 8.76 | 10.54 |
2.5 mg/L PAM5M | 10.64 | N/A |
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Lim, V.H.; Yamashita, Y.; Doan, Y.T.H.; Adachi, Y. Inhibition of Cationic Polymer-Induced Colloid Flocculation by Polyacrylic Acid. Water 2018, 10, 1215. https://doi.org/10.3390/w10091215
Lim VH, Yamashita Y, Doan YTH, Adachi Y. Inhibition of Cationic Polymer-Induced Colloid Flocculation by Polyacrylic Acid. Water. 2018; 10(9):1215. https://doi.org/10.3390/w10091215
Chicago/Turabian StyleLim, Voon Huey, Yuji Yamashita, Yen Thi Hai Doan, and Yasuhisa Adachi. 2018. "Inhibition of Cationic Polymer-Induced Colloid Flocculation by Polyacrylic Acid" Water 10, no. 9: 1215. https://doi.org/10.3390/w10091215