31175-20-9
31175-20-9 structure
- Name: nafion
- Chemical Name: nafion macromolecule
- CAS Number: 31175-20-9
- Molecular Formula: (C7HF13O5S.C2F4)x
- Molecular Weight:
- Create Date: 2018-07-10 08:08:41
- Modify Date: 2025-08-20 13:05:48
| Name | nafion macromolecule |
|---|---|
| Synonyms |
Ethanesulfonic acid, 2-(1-(difluoro((1,2,2-trifluoroethenyl)oxy)methyl)-1,2,2,2-tetrafluoroethoxy)-1,1,2,2-tetrafluoro-, polymer with 1,1,2,2-tetrafluoroethene
Nafion NAFION NR 50 Ethanesulfonic acid, 2-(1-(difluoro((trifluoroethenyl)oxy)methyl)-1,2,2,2-tetrafluoroethoxy)-1,1,2,2-tetrafluoro-, polymer with tetrafluoroethene 1,1,2,2-Tetrafluoro-2-({1,1,1,2,3,3-hexafluoro-3-[(trifluorovinyl )oxy]-2-propanyl}oxy)ethanesulfonic acid - tetrafluoroethene (1:1 ) MFCD00132790 |
| Density | 2.1 g/mL at 25 °C(lit.) |
|---|---|
| Boiling Point | 84ºC |
| Melting Point | >350 °C(lit.) |
| Molecular Formula | (C7HF13O5S.C2F4)x |
| Flash Point | 157.1ºC |
| Index of Refraction | n20/D 1.38 |
| Symbol |
GHS02, GHS05, GHS07 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H225-H318-H336 |
| Precautionary Statements | P210-P261-P280-P305 + P351 + P338 |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
| Hazard Codes | F+;Xn |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36/37/39 |
| RIDADR | UN 1993 3/PG 2 |