| POLYMER CLASS | Polyetherketone |
| COMMON NAMES | Poly(ether ketone), Poly(4,4'-dichlorobenzophenone), Victrex® PEK, Ultrapek® |
| STRUCTURE BASED NAME | Poly(oxy-1,4-phenylenecarbonyl-1,4-phenylene) |
| ACRONYMS | PEK |
| CAS # | 27380-27-4 |
| CurlySMILES | O{-}c1ccc(cc1)C(=O)c1ccc{n+}(cc1) |
| CAS # | 1332-57-6.6284-79-3 |
| COMMON NAMES | Sodium carbonate + 4,4'-Dichlorobenzophenone |
| SMILES | [O-]C(=O)[O-].[Na+].[Na+].O=C(c1ccc(cc1)Cl)c1ccc(cc1)Cl |
| Std. InChI | 1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2.1S/C13H8Cl2O/c14-11-5-1-9(2-6-11)13(16)10-3-7-12(15)8-4-10/h1-8H |
| Std. InChIKey | CDBYLPFSWZWCQE-UHFFFAOYSA-L.OKISUZLXOYGIFP-UHFFFAOYSA-N |
| STRUCTURE |
|
| PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
| Molar Volume Vm | mL mol-1 | 155.2 | |
| Density ρ | g mL-1 | 1.27
(amorphous) 1.43 (crystalline) | |
| Solubility Parameter δ | MPa1/2 | 22.9 - 23.1 | 23.0 |
| Molar Cohesive Energy Ecoh | J mol-1 | 80900 - 82500 | 81700 |
| Glass Transition Temperature Tg | K | 425 - 436 | 431 |
| 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 | 196.21 | |
| Van-der-Waals Volume VvW | mL mol-1 | 104.35 | |
| Molar Volume Vm | mL mol-1 | 154.4 - 160.8 | 157.7 |
| Density ρ | g mL-1 | 1.22 - 1.27 | 1.24 |
| Solubility Parameter δ | MPa1/2 | 21.7 - 23.9 | 22.6 |
| Molar Cohesive Energy Ecoh | J mol-1 | 76000 - 88400 | 80700 |
| Glass Transition Temperature Tg | K | 437 | |
| Molar Heat Capacity Cp | J (mol K)-1 | 197 - 212 | 202 |
| Entanglement Molecular Weight Me | g mol-1 | 1300 - 2500 | 1750 |
| Index of Refraction n | none | 1.60 - 1.72 | 1.66 |