Kapton® Polyimide films

Kapton® HPP-ST

Kapton® HPP-ST where low shrinkage and superior adhesion are important

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.

Applications include:

  • 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 complete infromation on Kapton® HPP-ST, view data sheet.