POLYMER CLASS | Polyvinylether |
COMMON NAMES | Poly(vinyl butyral), Winlite®, Saflex®, Butacite® |
STRUCTURE BASED NAME | Poly[(2-propyl-1,3-dioxane-4,6-diyl)methylene] |
ACRONYMS | PVB |
CAS # | 63148-65-2 |
CurlySMILES | C1{-}CC(OC(CCC)O1)C{n+} |
CAS # | 9002-89-5, 123-72-8 |
COMMON NAMES | Poly(vinylalcohol) + Butyraldehyde |
SMILES | C{-}C(O){n+}.O=CCCC |
Std. InChI | N/A |
Std. InChIKey | N/A |
STRUCTURE |
![]() |
PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molecular Weight of Repeat unit | g mol-1 | 141.21 | |
Van-der-Waals Volume VvW | mL mol-1 | ||
Molar Volume Vm | mL mol-1 | 118 - 132 | 127 |
Density ρ | g mL-1 | 1.07 - 1.20 | 1.11 |
Solubility Parameter δ | MPa1/2 | 18.0 - 26.1 | 19.0 |
Molar Cohesive Energy Ecoh | J mol-1 | 41100 - 86400 | 54700 |
Glass Transition Temperature Tg | K | 335 - 351 | 344 |
Molar Heat Capacity Cp | J (mol K)-1 | ||
Entanglement Molecular Weight Me | g mol-1 | ||
Index of Refraction n | none | 1.48 - 1.51 | 1.485 |