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Formula: PHB
Form: Foil/Film/Sheet
Material: Polyhydroxybutyrate (PHB)
CAS Number: 29435-48-1
Commodity: Polymers
Thickness: 2mm
PHB films are a biodegradable plastic material available in 8 variations. Offering high stiffness and strength, PHB has properties similar to polypropylene. These films are used across a number of important applications, including single-use plastic products, food packaging and compostable bags. Being both biodegradable and sustainable, PHB film are a great choice for reducing plastic waste and environmental impact.
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Tolerances

Foil/Film/Sheet
Thickness ±20%

Material Properties for Polymers

Chemical Resistance
Element Value
Acids - dilute Fair
Alcohols Fair
Alkalis Poor
Greases and Oils Good
Electrical Properties
Element Value
Dielectric constant @1MHz 3
Volume resistivity( Ohmcm ) 10¹⁶
Physical Properties
Element Value
Resistance to Ultra-violet Fair
Density( gcm⁻³ ) 1.25
Mechanical Properties
Element Value
Elongation at break( % ) 6
Tensile modulus( GPa ) 3.5
Izod impact strength( J m⁻¹ ) 35-60
Tensile strength( MPa ) 40
Thermal Properties
Element Value
Upper working temperature( C ) 95

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