Effects of Ion Content on the Ion Aggregation Morphology and Glass Transition of Poly(styrene-ran-cinnamic acid) (SCA) Zn-Salt Ionomer

References

• Longworth, R.; Vaughan, D. J. Physical Structure of Ionomers. Nature 1968, 218, 85–87. DOI: 10.1038/218085a0.
   Web of Science ®Google Scholar
• Delf, B. W.; Macknight, W. J. Low Angle X-Ray Scattering from Ethylene-Methacrylic Acid Copolymers and Their Salts. Macromolecules 1969, 2, 309–310. DOI: 10.1021/ma60009a022.
   Web of Science ®Google Scholar
• Marx, C. L.; Caulfield, D. F.; Cooper, S. L. Morphology of Ionomers. Macromolecules 1974, 7, 148–294. DOI: 10.1021/ma60033a007.
   Google Scholar
• Yarusso, D. J.; Cooper, S. L. Microstructure of Ionomers: Interpretation of Small-Angle X-Ray Scattering Data. Macromolecules 1983, 16, 1871–1880. DOI: 10.1021/ma00246a013.
   Web of Science ®Google Scholar
• Kinning, D. J.; Thomas, E. L. Hard-Sphere Interaction between Spherical Domains in Diblock Copolymers. Macromolecules 1984, 17, 1712–1718. DOI: 10.1021/ma00139a013.
   Web of Science ®Google Scholar
• Ding, Y. S.; Hubbard, S. R.; Hodgson, K. O.; Register, R. A.; Cooper, S. L. Anomalous Small-Angle X-Ray Scattering from a Sulfonated Polystyrene Ionomer. Macromolecules 1988, 21, 1698–1703. DOI: 10.1021/ma00184a028.
   Web of Science ®Google Scholar
• Sobry, R.; Fontaine, F.; Ledent, J.; Foucart, M.; Jérôme, R. Morphology of Ionic Aggregates in Carboxylato- and Sulfonato-Telechelic Polyisoprenes as Investigated by Small-Angle X-Ray Scattering. Macromolecules 1998, 31, 4240–4252. DOI: 10.1021/ma970065v.
   Web of Science ®Google Scholar
• Kutsumizu, S.; Goto, M.; Yano, S.; Schlick, S. Structure and Dynamics of Ionic Aggregates in Ethylene Ionomers and Their Effect on Polymer Dynamics: A Study by Small-Angle X-Ray Scattering and Electron Spin Resonance Spectroscopy. Macromolecules 2002, 35, 6298–6305. DOI: 10.1021/ma012132y.
   Web of Science ®Google Scholar
• MacKnight, W.; Taggart, W.; Stein, R. A Model for the Structure of Ionomers. J. Polym. Sci., C Polym. Symp. 2007, 45, 113–128. 010. DOI: 10.1002/polc.507045.
   Google Scholar
• Roche, E.; Stein, R.; Russell, T.; MacKnight, W. Small-Angle X-Ray Scattering Study of Ionomer Deformation. J. Polym. Sci. Polym. Phys. Ed. 1980, 18, 1497–1512. DOI: 10.1002/pol.1980.180180702.
   Web of Science ®Google Scholar
• Fujimura, M.; Hashimoto, T.; Kawai, H. Small-Angle X-Ray Scattering Study of Perfluorinated Ionomer Membranes. 2. Models for Ionic Scattering Maximum. Macromolecules 1982, 15, 136–144. DOI: 10.1021/ma00229a028.
   Web of Science ®Google Scholar
• Eisenberg, A.; Hird, B.; Moore, R. A New Multiplet-Cluster Model for the Morphology of Random Ionomers. Macromolecules 1990, 23, 4098–4107. DOI: 10.1021/ma00220a012.
   Web of Science ®Google Scholar
• Li, C.; Register, R. A.; Cooper, S. L. Direct Observation of Ionic Aggregates in Sulphonated Polystyrene Ionomers. Polymer 1989, 30, 1227–1233. DOI: 10.1016/0032-3861(89)90040-2.
   Web of Science ®Google Scholar
• Laurer, J. H.; Winey, K. I. Direct Imaging of Ionic Aggregates in Zn-Neutralized Poly(Ethylene-co-Methacrylic Acid) Copolymers. Macromolecules 1998, 31, 9106–9108. DOI: 10.1021/ma981503g.
   Web of Science ®Google Scholar
• Winey, K. I.; Laurer, J. H.; Kirkmeyer, B. P. Ionic Aggregates in Partially Zn-Neutralized Poly(Ethylene-Ran-Methacrylic Acid) Ionomers: Shape, Size, and Size Distribution. Macromolecules 2000, 33, 507–513. DOI: 10.1021/ma991374j.
   Web of Science ®Google Scholar
• Kirkmeyer, B. P.; And, R.; Winey, K. I. Spherical and Vesicular Ionic Aggregates in Zn-Neutralized Sulfonated Polystyrene Ionomers. J. Polym. Sci. B Polym. Phys. 2001, 39, 477–483. DOI: 10.1002/1099-0488(20010301)39:5 < 477::AID-POLB1021 > 3.0.CO;2.
   Web of Science ®Google Scholar
• Castagna, A. M.; Wang, W.; Winey, K. I.; Runt, J. Structure and Dynamics of Zinc-Neutralized Sulfonated Polystyrene Ionomers. Macromolecules 2011, 44, 2791–2798. DOI: 10.1021/ma2001614.
   Web of Science ®Google Scholar
• Benetatos, N. M.; Heiney, P. A.; Winey, K. I. Reconciling Stem and X-Ray Scattering Data from a Poly(Styrene-Ran-Methacrylic Acid) Ionomer: Ionic Aggregate Size. Macromolecules 2006, 39, 5174–5176. 0608976. DOI: 10.1021/ma.
   Web of Science ®Google Scholar
• Benetatos, N. M.; Chan, C. D.; Winey, K. I. Quantitative Morphology Study of Cu-Neutralized Poly(Styrene-Ran-Methacrylic Acid) Ionomers: Stem Imaging, X-Ray Scattering, and Real-Space Structural Modeling. Macromolecules 2007, 40, 1081–1088. DOI: 10.1021/ma0621371.
   Web of Science ®Google Scholar
• Wang, W.; Chan, T. T.; Perkowski, A. J.; Schlick, S.; Winey, K. I. Local Structure and Composition of the Ionic Aggregates in Cu(II)-Neutralized Poly(Styrene-co-Methacrylic Acid) Ionomers Depend on Acid Content and Neutralization Level. Polymer 2009, 50, 1281–1287. 2009.01.007. DOI: 10.1016/j.polymer.
   Web of Science ®Google Scholar
• Castagna, A. M.; Wang, W.; Winey, K. I.; Runt, J. Influence of Cation Type on Structure and Dynamics in Sulfonated Polystyrene Ionomers. Macromolecules 2011, 44, 5420–5426. DOI: 10.1021/ma2009657.
   Web of Science ®Google Scholar
• Zhou, N. C.; Chan, C. D.; Winey, K. I. Reconciling Stem and X-Ray Scattering Data to Determine the Nanoscale Ionic Aggregate Morphology in Sulfonated Polystyrene Ionomers. Macromolecules 2008, 41, 6134–6140. DOI: 10.1021/ma800805m.
   Web of Science ®Google Scholar
• Song, J. M.; Shin, J.; Sohn, J. Y.; Nho, Y. C. Ionic Aggregation Characterization of Sulfonated PEEK Ionomers Using by X-Ray and DMA Techniques. Macromol. Res. 2012, 20, 477–483. DOI: 10.1007/s13233-012-0067-5.
   Web of Science ®Google Scholar
• Song, J. M.; Ko, K. H.; Kim, J. S.; Shin, K. Dynamic Mechanical Properties of Polystyrene Ionomers Containing Both Carboxylate and Sulfonate Anionic Groups. J. Polym. Sci. B Polym. Phys. 2012, 50, 1181–1187. DOI: 10.1002/polb.23100.
   Web of Science ®Google Scholar
• Park, J. J.; Ko, K. H.; Song, J. M.; Kim, J. S. Effect of the Number of Methyl Groups of the Ionic Repeat Unit on the Dynamic Mechanical Properties and Morphology of Poly(Styrene-co-Acrylate)-Based Ionomers. Polymer 2013, 54, 3914–3920. DOI: 10.1016/j.polymer.2013.05.047.
   Google Scholar
• Ma, X.; Sauer, J. A.; Hara, M. Poly(Methyl Methacrylate) Based Ionomers. 1. Dynamic Mechanical Properties and Morphology. Macromolecules 1995, 28, 3953–3962. DOI: 10.1021/ma00115a031.
   Web of Science ®Google Scholar
• Eisenberg, A.; Kim, J. S. Introduction to Ionomers. New York, NY: Wiley, 1998; pp 59–82.
   Google Scholar
• Wang, J.; Yu, Z.; Li, P.; Ding, D.; Zheng, X.; Hu, C.; Hu, T.; Gong, X.; Chang, Y.; Wu, C. Poly(Styrene-Ran-Cinnamic Acid) (SCA), an Approach to Modified Polystyrene with Enhanced Impact Toughness, Heat Resistance and Melt Strength. RSC Adv. 2019, 9, 39631–39639. DOI: 10.1039/c9ra08635h.
   PubMed Web of Science ®Google Scholar
• Yu, Z.; Wang, J.; Li, P.; Ding, D.; Zheng, X.; Hu, C.; Gao, Z.; Hu, T.; Gong, X.; Wu, C. Melt Blending Modification of Commercial Polystyrene with Its Half Critical Molecular Weight, High Ion Content Ionomer, Poly(Styrene-Ran-Cinnamic Acid) Zn Salt, toward Heat Resistance Improvement. Polymers 2020, 12, 584. DOI: 10.3390/polym12030584.
   Web of Science ®Google Scholar
• Davankov, V. A.; Tsyurupa, M. P. Structure and Properties of Hypercrosslinked Polystyrene—The First Representative of a New Class of Polymer Networks. React. Polym. 1990, 13, 27–42. DOI: 10.1016/0923-1137(90)90038-6.
   Google Scholar
• Bucknall, C. B. New Criterion for Craze Initiation. Polymer 2007, 48, 1030–1041. DOI: 10.1016/j.polymer.2006.12.033.
   Web of Science ®Google Scholar
• Deacon, G. B.; Phillips, R. J. Relationships between the Carbon-Oxygen Stretching Frequencies of Carboxylato Complexes and the Type of Carboxylate Coordination. Coordin. Chem. Rev. 1980, 33, 227–250. DOI: 10.1016/S0010-8545(00)80455-5.
   Web of Science ®Google Scholar
• Van der Weerd, J.; van Loon, A.; Boon, J. FTIR Studies of the Effects of Pigments on the Aging of Oil. Stud. Conserv. 2005, 50, 3–22. DOI: 10.1179/sic.2005.50.1.3.
   Web of Science ®Google Scholar
• Batra, A.; Cohen, C.; Kim, H.; Winey, K. I.; Ando, N.; Gruner, S. M. Counterion Effect on the Rheology and Morphology of Tailored Poly(Dimethylsiloxane) Ionomers. Macromolecules 2006, 39, 1630–1638. DOI: 10.1021/ma052275a.
   Web of Science ®Google Scholar
• Bolintineanu, D. S.; Stevens, M. J.; Frischknecht, A. L. Influence of Cation Type on Ionic Aggregates in Precise Ionomers. Macromolecules 2013, 46, 5381–5392. DOI: 10.1021/ma400848m.
   Web of Science ®Google Scholar