Teonex® PEN high-performance film for industrial applications

The film Teonex® is a high-performance polyester film belonging to the family of PEN films (polyethylene naphthalate). Developed by Teijin, it is recognised for its thermal stability, dielectric properties, and dimensional stability.

Used in the electronics, energy, and industrial sectors, the Teonex PEN film constitutes a reliable solution for applications requiring performance beyond that of conventional PET polyester films.

ADDEV Materials supports industrial companies in the bespoke sourcing and transformation of Teonex film adapted to their technical constraints.

Request a quote for Teonex film

Teonex

Teonex film for electrical insulation

Le Teonex insulating film is used in many industrial applications requiring reliable insulation.

Typical applications :

  • isolation of electronic components
  • Electrical motor insulation
  • Electronic modules
  • Energy storage systems
  • High-reliability industrial applications

Its dielectric strength and thermal stability allow for use in demanding industrial environments.

The film Teonex (PEN) belongs to the same family as PET polyester film, but offers superior performance.

Compared to PET, the film Teonex PEN introduces

  • better thermal resistance
  • improved dimensional stability
  • more stable electrical performance

PET remains an economical solution, while Teonex is favoured for demanding technical applications.

What is the film Teonex?

The film Teonex is a polyester film based on the polyethylene naphthalate (PEN).

Compared to standard PET film, the film Teonex PEN offer

  • better thermal stability
  • excellent dimensional stability
  • good dielectric properties
  • High mechanical strength
  • Low moisture absorption

These properties make it Teonex polyester film a preferred solution in electronic and industrial applications.

Teonex film supplier and bespoke transformation

ADDEV acts as Teonex film supplier and transformer for industrial applications.

Our transformation capabilities include:

Industrial applications of Teonex film

Le Teonex industrial film is used in several sectors:

How to choose the right Teonex film?

Choosing a film Teonex PEN depends on several technical parameters.

Operating temperature

PEN offers superior thermal hold to PET.

Electrical stress

The dielectric strength must be adapted to the application.

Mechanical constraints

Thickness and mechanical strength influence durability.

Industrial process

Automated cutting, laminating or integration.

Our technical teams are analysing your specifications to recommend the Teonex film suitable for your application.

Why choose ADDEV as your Teonex film supplier?

ADDEV Materials supports industrial manufacturers in the selection and transformation of technical films.

Our teams offer :

Access to Teonex references

Multi-market materials expertise

Integrated industrial transformation

Technical support engineer

International presence

We act as a technical partner from the development phase.

Need Teonex film for your application?

Every industrial application requires precise sizing of the insulating material.

Our teams will support you in the selection and transformation of Teonex PEN film adapted to your technical constraints.

Get a quote for Teonex film
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FAQ – Teonex PEN Film

Teonex film is a high-performance polyester film based on polyethylene naphthalate (PEN), used in electronic and industrial applications.

Teonex is a PEN film offering better thermal and dimensional stability than PET.

Yes, it has good dielectric properties suitable for electrical and electronic applications.

Yes, ADDEV offers cutting, laminating and industrial processing of Teonex film according to your specifications.