Microfluidic Fabrication of Morphology-Controlled Polymeric Microspheres of Blends of Poly(4-butyltriphenylamine) and Poly(methyl methacrylate)
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Microfluidic Device and Particle Fabrication
3. Results
3.1. Effect of Flow Rate of Continuous Phase and Concentration of Dispersed Phase
3.2. Effect of Molecular Weight of PMMA
3.3. Effect of SDS
4. Discussion
4.1. Phase Separation of Polymers in Emulsion Drops
4.2. Effect of Molecular Weight of PMMA
4.3. Effect of Surfactant
5. Conclusions
Supplementary Materials
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Condition | Continuous Phase 1 | Dispersed Phase 2 | Average Diameter (μm) | CV 4 (%) | Type | ||
---|---|---|---|---|---|---|---|
Flow Rate (μL/min) | SDS (0.06 wt %) | Conc. of Polymers (wt %) 3 | Mw of PMMA (/104) | ||||
A1 | 140 | - | 1.0 | 12 | 72.4 | 13.1 | core-shell |
A2 5 | 140 | + | 1.0 | 12 | 96.7 | 3.1 | Janus |
A3 6 | 140 | + | 1.0 | 12 | 52.0 | 13.7 | core-shell |
B1 | 700 | - | 1.0 | 12 | 44.9 | 4.5 | Janus |
B2 | 700 | - | 1.0 | 1.5 | 44.6 | 8.6 | incomplete core-shell |
C1 | 140 | - | 0.1 | 12 | 51.9 | 8.5 | dumbbell |
C2 | 140 | - | 0.1 | 1.5 | 39.7 | 11.3 | incomplete core-shell |
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Yoshida, S.; Kikuchi, S.; Kanehashi, S.; Okamoto, K.; Ogino, K. Microfluidic Fabrication of Morphology-Controlled Polymeric Microspheres of Blends of Poly(4-butyltriphenylamine) and Poly(methyl methacrylate). Materials 2018, 11, 582. https://doi.org/10.3390/ma11040582
Yoshida S, Kikuchi S, Kanehashi S, Okamoto K, Ogino K. Microfluidic Fabrication of Morphology-Controlled Polymeric Microspheres of Blends of Poly(4-butyltriphenylamine) and Poly(methyl methacrylate). Materials. 2018; 11(4):582. https://doi.org/10.3390/ma11040582
Chicago/Turabian StyleYoshida, Saki, Shu Kikuchi, Shinji Kanehashi, Kazuo Okamoto, and Kenji Ogino. 2018. "Microfluidic Fabrication of Morphology-Controlled Polymeric Microspheres of Blends of Poly(4-butyltriphenylamine) and Poly(methyl methacrylate)" Materials 11, no. 4: 582. https://doi.org/10.3390/ma11040582