PVDF-HFP Film

PVDF-HFP Film (Polyvinylidene Fluoride-Hexafluoropropylene) offers enhanced flexibility, chemical resistance, and electrochemical stability compared to standard PVDF, making it especially suited for membrane and battery applications. Its copolymer structure improves mechanical compliance without compromising chemical inertness, enabling use in lithium-ion battery separators, flexible fuel cell membranes, and protective barrier films. Specific applications include coating substrates for corrosion protection, creating stretchable dielectric layers, and producing chemically stable barrier membranes for harsh environments. In research, PVDF-HFP films are used to develop advanced electrolyte membranes, study polymer morphology under electrochemical cycling, and create high-performance piezoelectric and electroactive devices. The film format’s processability and superior mechanical resilience make it critical in next-generation energy and chemical systems.

Quick Links:

Tolerance

Properties

Reference & Citations

each

Tolerances

Foil/Film/Sheet

Thickness		±20%

Material Properties for Polymers

Chemical Resistance

Element	Value
Acids - concentrated	Good-Fair
Acids - dilute	Good
Alcohols	Good-Fair
Alkalis	Good-Fair
Aromatic hydrocarbons	Good-Fair
Greases and Oils	Good-Fair
Halogenated Hydrocarbons	Good-Fair
Halogens	Good
Ketones	Poor

Physical Properties

Element	Value
Flammability	Self Extinguishing
Radiation resistance	Poor
Resistance to Ultra-violet	Excellent
Density( gcm⁻³ )	2

Mechanical Properties

Element	Value
Hardness - Rockwell	Shore A75
Compression set after 24 hr at 175C( % )	43
Elongation at break( % )	200
Tensile strength( MPa )	9
Tear strength( N mm⁻¹ )	10

Thermal Properties

Element	Value
Lower working temperature( C )	40
Upper working temperature( C )	220-300
Thermal conductivity( W m⁻¹ K⁻¹ )	0.2@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	160