Statements (53)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
polymer
fluoropolymer |
| gptkbp:alternativeName |
polyvinylidene fluoride
polyvinylidene difluoride |
| gptkbp:appearance |
white powder or granules
|
| gptkbp:biocompatibility |
good
|
| gptkbp:brand |
gptkb:Hylar
Kynar Solef |
| gptkbp:CASNumber |
24937-79-9
|
| gptkbp:chemicalFormula |
(C2H2F2)n
|
| gptkbp:color |
white
|
| gptkbp:crystallinity |
~50%
|
| gptkbp:density |
1.78 g/cm³
|
| gptkbp:discoveredBy |
gptkb:DuPont
|
| gptkbp:discoveredIn |
1969
|
| gptkbp:electricalResistivity |
~10^13 Ω·cm
|
| gptkbp:elongationAtBreak |
~20-50%
|
| gptkbp:flammability |
self-extinguishing
|
| gptkbp:hardness |
Shore D 75-80
|
| https://www.w3.org/2000/01/rdf-schema#label |
PVDF
|
| gptkbp:IUPACName |
poly(1,1-difluoroethylene)
|
| gptkbp:mainProducer |
gptkb:3M
gptkb:Arkema gptkb:Solvay |
| gptkbp:meltingPoint |
~177°C
|
| gptkbp:molecularWeight |
~106.0 g/mol (monomer unit)
|
| gptkbp:monomer |
vinylidene fluoride
|
| gptkbp:polymerizationMethod |
free-radical polymerization
|
| gptkbp:property |
ferroelectricity
high chemical resistance piezoelectricity high thermal stability good mechanical strength |
| gptkbp:solubility |
insoluble in water
soluble in some organic solvents |
| gptkbp:structure |
semi-crystalline
|
| gptkbp:tensileStrength |
~40-50 MPa
|
| gptkbp:thermalDecomposition |
>350°C
|
| gptkbp:toxicity |
low
|
| gptkbp:uses |
pipes
tubing coatings electrical insulation wire insulation chemical processing equipment architectural coatings lithium-ion battery binders membranes for filtration piezoelectric applications |
| gptkbp:UVResistance |
high
|
| gptkbp:bfsParent |
gptkb:Western_blot
|
| gptkbp:bfsLayer |
6
|