Mixtures of two crystalline brominated aromatic flame retardants with a surrounding polymer were studied by differential scanning calorimetry, dynamic mechanical analysis (DMA), wide angle X-ray scattering, and solid-state NMR spectroscopy. 1,2-Bis(tet-rabromophtha1imide)ethane (I) and decabromodiph
Interactions between water and polystyrene
โ Scribed by J.L. Garcia-Fierro; J.V. Aleman
- Publisher
- Elsevier Science
- Year
- 1985
- Tongue
- English
- Weight
- 238 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0014-3057
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โฆ Synopsis
A~traet--Water equilibrium in glassy polystyrene (Ts = 343 K) is described. Water content increases with increasing temperature and increasing water vapour pressure. The heats and entropies of mixing show that the polymer contains both free water and water sorbed on the chains, in small but approximately equal amounts; no noticeable clustering takes place.
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