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Plastics & Elastomers
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Plastics & Elastomers
PVDF Polymer

Applications of PVDF

Polyvinylidene fluoride (PVDF) are key polymers displaying a wide range of properties. These features range from flexibility and electroactive responses, including piezoelectricity, pyroelectricity, and ferroelectricity. Find out the applications they serve with these unique sets of properties.

Overview

Key Applications

  • Energy consuming, automotive, military aircraft, and petrochemical industries require VDF-based seals, gaskets, lining, and resistance to corrosive materials.

  • Electrical and Electronic Devices: Used for wire insulation/cable jacketing in aircraft and electronics industry, industrial power control systems, and high temperature wiring. It has many electronic applications, especially as jacketing materials for plenum-rated cable used in voice and video devices and alarm systems. The low flame spread and smoke generation of PVDF is a prime asset in these applications.

  • Chemical Processing Equipment: Heat-shrinkable or flexible tubing made from PVDF resin is widely used in high purity water systems, pipes of chemicals, automotive fuel lines, etc. It is used on a large scale as a liner for pipes and valves. PVDF is readily melt-processible and can be fabricated into parts by injection and compression molding. For example, pumps, fitting, sensors and actuators, etc.

  • Piezoelectric films are very sensitive transducers with various applications. These films are strong, lightweight and flexible. They can be molded into unique designs and can be glued with commercial adhesives. 

  • PVDF is also widely used in Filtration and separation equipment (filters, membranes, housings).

  • It can also be used as a pyroelectric sensor and laser beam profile sensor in more advanced applications.

  • PVDF membrane is gaining acceptance as a binder for cathodes and anodes. They are used as battery separators in lithium ion batteries. They have good chemical and thermal stability, good mechanical strength, appropriate pore size, and shutdown characteristics. They are also used for the manufacture of ion exchange membranes.


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1 Comments on "Polyvinylidene Fluoride (PVDF): Complete Guide"
Alfons M Jul 12, 2023
Is PVDF affected by the planned PFAS ban?

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