Poly(vinylidene fluoride)
ALDRICH/427144 - average Mw ~275,000 by GPC, average Mn ~107,000, pellets
Synonym: PVDF
CAS Number: 24937-79-9
MDL Number: MFCD00084470
Linear Formula: (CH2CF2)n
Product Type: Chemical
ASTM D 3835 | 17,500-21,500 poise(230 ° |
density | 1.78 g/mL at 25 °C |
dielectric constant | 8.0-9.5, 100 Hz (ASTM D 150) |
form | pellets |
hardness | 76-80 (Shore D, ASTM D 2240) |
impact strength | 2-4 ft-lb/in. (Izod, ASTM D 256, notched) |
InChI | 1S/C2H2F2/c1-2(3)4/h1H2 |
InChI key | BQCIDUSAKPWEOX-UHFFFAOYSA |
melt index | 7-20 g/10 min (230°C/12.5kg) |
mol wt | average Mn ~107,000 |
average Mw ~275,000 by GPC | |
refractive index | n |
SMILES string | FC(F)=C |
solubility | some polar solvents such as organic esters and amines: soluble |
transition temp | brittleness temperature -62 °C (ASTM D 746) |
Tm 166-170 °C (ASTM D 3418) | |
vapor pressure | 15 mmHg ( 32 °C) |
Application: | Coatings, film, filter cloth, instrument linings, filtration membranes, pump parts and linings and valves. |
Features and Benefits: | Crystallizes in at least 3 forms, depending on crystallization conditions. High mechanical strength,abrasion resistance and dielectric strength. Resists most chemicals, UV radiation, weathering and fungi. |
Packaging: | 100 g in poly bottle |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 3 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Density | 1.78 g/mL at 25 °C |
Refractive Index | n |
UNSPSC | 12162002 |