Microsphere matrices confer a range of properties that will impact different aspects of handling, processing and use. The following values are as reported in the literature for the bulk material, and are provided as estimates only. Click to download pdf version.
Composition | Abbreviation | Density(g/cm3) | Refractive Index(nD at 589 nm) | Glass Transition Temp (Td), °C |
---|---|---|---|---|
Polystyrene | PS | 1.05 | 1.59 | 95 |
Polystyrene / Divinylbenzene |
P(S/DVB) P(S/2%DVB) P(S/10%DVB) |
- 1.062 1.067 |
- - - |
- 99 114 |
Polymethylmethacrylate | PMMA | 1.19 | 1.49 | 105 |
Silica (SiO2, silicon dioxide) | Silica | 2.0 | ≈1.43 – 1.46 | >>1000 |
References
Polymer Handbook, Fourth Edition. (2003, J. Brandrup, E.H. Immergut, E.A. Grulke. ISBN: 0471479365)
Styrene: Its Polymers, Copolymers and Derivatives. (1952, R.H. Boundy, R.F. Boyer [Reinhold]) ISBN: 0028417003
The Chemistry of Silica: Solubility, Polymerization, Colloid and Surface Properties, and Biochemistry. (1979 R.K. Iler, ISBN: 0-471-02404-X)