Polyphenyl ether Physical properties of PPEs Table 2: Physical Properties of Polyphenyl Ethers

| Polyphenyl_Ether | Appearance | Thermal_Stability_F_C | Viscosity_cSt_at_100_F_38_C | Viscosity_cSt_at_210_F_99_C |
|---|---|---|---|---|
| 6-Ring 6P5E | Clear Liquid | 836 (447) | 2000 | 25 |
| 5-Ring 5P4E | Clear Liquid | 847 (453) | 360 | 13 |
| 4-Ring 4P3E | Clear Liquid | 825 (441) | 70 | 6 |
| 3- and 4-Ring Oxythio | Hazy Liquid | 693 (367) | 25 | 4 |
| 3-Ring 3P2E | Solid | 800 (427) | 12 | 3 |
| 2-Ring 2P1E | Solid | >600 (316) | 2.4 | 1.6 |