POLYMER CLASS | Polyamide |
COMMON NAMES | Nylon 6, Polyamide 6, Poly(caprolactam), Poly(hexano-6-lactam), Poly(6-aminohexanoic acid), Poly(hexamethylene adipamide) |
STRUCTURE BASED NAME | Poly[imino(1-oxohexane-1,6-diyl)] |
ACRONYMS | PA6 |
CAS # | 25038-54-4 |
CurlySMILES | N{-}CCCCCC{n+}(=O) |
CAS # | 105-60-2 |
COMMON NAMES | Caprolactam |
SMILES | O=C1CCCCCN1 |
Std. InChI | 1S/C6H11NO/c8-6-4-2-1-3-5-7-6/h1-5H2,(H,7,8) |
Std. InChIKey | JBKVHLHDHHXQEQ-UHFFFAOYSA-N |
STRUCTURE |
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PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molar Volume Vm | mL mol-1 | 104.4 | |
Density ρ | g mL-1 | 1.08 | |
Solubility Parameter δ | MPa1/2 | 21.5 - 32.0 | 25.5 |
Molar Cohesive Energy Ecoh | J mol-1 | 48900 - 106900 | 67600 |
Glass Transition Temperature Tg | K | 313 - 335 | 325 |
Molar Heat Capacity Cp | J (mol K)-1 | 164 - 169 | 166 |
Entanglement Molecular Weight Me | g mol-1 | 2400 - 2500 | 2500 |
Index of Refraction n | none | 1.46 - 1.53 | 1.53 |
PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molecular Weight of Repeat unit | g mol-1 | 113.16 | |
Van-der-Waals Volume VvW | mL mol-1 | 68.83 | |
Molar Volume Vm | mL mol-1 | 104.5 - 106.8 | 105.8 |
Density ρ | g mL-1 | 1.06 - 1.08 | 1.07 |
Solubility Parameter δ | MPa1/2 | 23.4 - 26.5 | 25.0 |
Molar Cohesive Energy Ecoh | J mol-1 | 58000 - 73200 | 66300 |
Glass Transition Temperature Tg | K | 308 - 324 | 324 |
Molar Heat Capacity Cp | J (mol K)-1 | 155 - 179 | 171 |
Entanglement Molecular Weight Me | g mol-1 | 2000 - 3000 | 2400 |
Index of Refraction n | none | 1.50 - 1.53 | 1.51 |
Last updated: June 7, 2016