| POLYMER CLASS | Polyurethane |
| COMMON NAMES | Poly{(ethylene glycol)-alt-[bis(4-isocyanatophenyl)methane]}, Ethylene glycol / Diphenylmethane diisocyanate |
| STRUCTURE BASED NAME | Poly(oxyethyleneoxycarbonylimino-1,4-phenylene methylene-1,4-phenyleneiminocarbonyl) |
| ACRONYMS | EG - MDI |
| CAS # | |
| CurlySMILES | O{-}CCOC(=O)Nc1ccc(cc1)Cc1ccc(cc1)NC{n+}(=O) |
| CAS # | 107-21-1.101-68-8 |
| COMMON NAMES | Ethylene glycol, Diphenylmethane diisocyanate |
| SMILES | OCCO.O=C=Nc1ccc(cc1)Cc1ccc(cc1)N=C=O |
| Std. InChI | 1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2.1S/C15H10N2O2/c18-10-16-14-5-1-12(2-6-14)9-13-3-7-15(8-4-13)17-11-19/h1-8H,9H2 |
| Std. InChIKey | LYCAIKOWRPUZTN-UHFFFAOYSA-N.UPMLOUAZCHDJJD-UHFFFAOYSA-N |
| STRUCTURE |
|
| PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
| Molar Volume Vm | mL mol-1 | ||
| Density ρ | g mL-1 | ||
| Solubility Parameter δ | MPa1/2 | 21.0 | |
| Molar Cohesive Energy Ecoh | J mol-1 | 107500 | |
| Glass Transition Temperature Tg | K | 412 | |
| 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 | 312.33 | |
| Van-der-Waals Volume VvW | mL mol-1 | 164.56 | |
| Molar Volume Vm | mL mol-1 | 234.1 - 253.2 | 243.7 |
| Density ρ | g mL-1 | 1.23 - 1.33 | 1.28 |
| Solubility Parameter δ | MPa1/2 | 23.9 - 25.1 | 24.4 |
| Molar Cohesive Energy Ecoh | J mol-1 | 141800 - 147600 | 144800 |
| Glass Transition Temperature Tg | K | 407 - 421 | 414 |
| Molar Heat Capacity Cp | J (mol K)-1 | 516 | |
| Entanglement Molecular Weight Me | g mol-1 | 2200 | 2200 |
| Index of Refraction n | none | 1.58 |