| POLYMER CLASS | Polyamide |
| COMMON NAMES | Nylon 12, Poly(ω-dodecanamide), Poly(dodecano-12-lactam) |
| STRUCTURE BASED NAME | Poly(imino-1-oxododecamethylene), Poly[imino(1-oxododecane-1,12-diyl)] |
| ACRONYMS | PA12 |
| CAS # | 24937-16-4 |
| CurlySMILES | N{-}C(=O)CCCCCCCCCCC{n+} |
| CAS # | 693-57-2 |
| COMMON NAMES | 12-Aminododecanoic Acid |
| SMILES | NCCCCCCCCCCCC(=O)O |
| Std. InChI | 1S/C12H25NO2/c13-11-9-7-5-3-1-2-4-6-8-10-12(14)15/h1-11,13H2,(H,14,15) |
| Std. InChIKey | PBLZLIFKVPJDCO-UHFFFAOYSA-N |
| STRUCTURE |
|
| PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
| Molar Volume Vm | mL mol-1 | 195.4 - 199.3 | 197.3 |
| Density ρ | g mL-1 | 0.99 - 1.01 | 1.00 |
| Solubility Parameter δ | MPa1/2 | ||
| Molar Cohesive Energy Ecoh | J mol-1 | ||
| Glass Transition Temperature Tg | K | 310 - 316 | 313 |
| Molar Heat Capacity Cp | J (mol K)-1 | ||
| Entanglement Molecular Weight Me | g mol-1 | ||
| Index of Refraction n | none | 1.52 - 1.53 | 1.53 |
| PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
| Molecular Weight of Repeat unit | g mol-1 | 197.32 | |
| Van-der-Waals Volume VvW | mL mol-1 | 130.50 | |
| Molar Volume Vm | mL mol-1 | 199.4 - 205.0 | 202.6 |
| Density ρ | g mL-1 | 0.96 - 0.99 | 0.97 |
| Solubility Parameter δ | MPa1/2 | 20.5 - 21.7 | 21.1 |
| Molar Cohesive Energy Ecoh | J mol-1 | 84100 - 95700 | 90200 |
| Glass Transition Temperature Tg | K | 297 - 314 | 313 |
| Molar Heat Capacity Cp | J (mol K)-1 | 402 - 438 308 - 340 | 431 (l/r) 319 (s) |
| Entanglement Molecular Weight Me | g mol-1 | 1600 - 2550 | 1950 |
| Index of Refraction n | none | 1.49 - 1.50 | 1.50 |