Polyvinylidene Fluoride
- CAS
- 24937-79-9
- EC
- 607-458-6
- Sectors
- Plastics & Polymers, Electronics & Solar PV, Water & Wastewater Treatment
Polyvinylidene Fluoride (CAS 24937-79-9) is a white, semi-crystalline fluoropolymer supplied as a powder that resists acids, bases and most solvents, and is used in chemical processing equipment, electrical insulation, lithium-ion battery separators, coatings and water filtration membranes. It is insoluble in most solvents and non-reactive to acids and bases.
Typical Properties
| Molecular formula | (C2H2F2)x |
|---|---|
| Molecular weight | 64.0341 g/mol |
| Appearance | white powder |
| Form | powder |
| Color | White |
| Melting point | 57.68 °C |
| Density | 1.78 g/cm³ (solid) |
| Water solubility | Soluble in organic esters, dimethylacetamide and amines. Insoluble in water. |
| HS code | 3904698081 |
| Grades available | Technical Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Polyvinylidene Fluoride
Applications
Used in chemical processing equipment, electrical insulation, and lithium-ion battery separators. In coatings, it provides UV and corrosion resistance. It’s also applied in membranes for water filtration and biomedical devices.
Safety & Risks
Non-toxic and thermally stable up to 150 °C; avoid overheating as decomposition may release HF gas.
Packaging
Supplied in 25 kg PE-lined paper bags. Store cool, dry, and free from direct sunlight.