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Kapton® HPP-ST

DuPont™ Kapton® HPP-ST is a two-sided, treated film that offers the same excellent balance of physical, chemical, and electrical properties over a wide temperature range offered by general purpose Kapton® HN. Additionally, this high performance film has superior dimensional stability and excellent adhesion with most adhesion systems. Adhesion data for HPP-ST can be referenced in the adhesion to Kapton® technical bulletin.

In applications where low shrinkage and superior adhesion are important, Kapton® HPP-ST is the polyimide film of choice.


  • Electronic parts
  • PCB stencils
  • Screen printing
  • Insulation tubing

Typical Properties of Kapton® HPP-ST

Property 1 mil 2 mil 3 mil 5 mil
Dimensional Stability .03 .03 .03 .03
Coefficient of Thermal
Expansion, ppm/°C
20 20 20 20
Adhesion, pil 10 10 10 10
Dielectric Strength, V/mil 7,700 6,100 5,200 3,900

For a complete listing of HPP-ST properties, click here.