POLYMER CLASS | Polythioethers |
COMMON NAMES | Poly(ethylene sulfide), Poly(thioethylene), Thiokol rubber, Thiokol® |
STRUCTURE BASED NAME | Poly(sulfanediylethylene) |
ACRONYMS | TR |
CAS # | |
CurlySMILES | S{-}CC{n+} |
CAS # | 1313-82-2.107-06-2 |
COMMON NAMES | 1,2-Dichloroethane + Disodium sulfide |
SMILES | ClCCCl.[Na]S[Na] |
Std. InChI | 1S/C2H4Cl2/c3-1-2-4/h1-2H2.1S/2Na.S |
Std. InChIKey | WSLDOOZREJYCGB-UHFFFAOYSA-N.CXPWOVUZRAFMDA-UHFFFAOYSA-N |
STRUCTURE |
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PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molar Volume Vm | mL mol-1 | 46.4 | |
Density ρ | g mL-1 | 1.30 | |
Solubility Parameter δ | MPa1/2 | 18.4 - 19.2 | 18.9 |
Molar Cohesive Energy Ecoh | J mol-1 | 15700 - 17200 | 16700 |
Glass Transition Temperature Tg | K | 223 | |
Molar Heat Capacity Cp | J (mol K)-1 | ||
Entanglement Molecular Weight Me | g mol-1 | ||
Index of Refraction n | none |
PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molecular Weight of Repeat unit | g mol-1 | 60.12 | |
Van-der-Waals Volume VvW | mL mol-1 | 30.49 | |
Molar Volume Vm | mL mol-1 | 48.0 - 50.5 | 49.2 |
Density ρ | g mL-1 | 1.19 - 1.25 | 1.22 |
Solubility Parameter δ | MPa1/2 | 19.2 - 19.8 | 19.6 |
Molar Cohesive Energy Ecoh | J mol-1 | 18200 - 19800 | 18900 |
Glass Transition Temperature Tg | K | 211 - 224 | 223 |
Molar Heat Capacity Cp | J (mol K)-1 | 104 - 112 | 107 |
Entanglement Molecular Weight Me | g mol-1 | 3400 - 4100 | 3750 |
Index of Refraction n | none | 1.63 - 1.66 | 1.64 |