TOKYO OHKA KOGYO CO., LTD. (TOK) provides chemical products, such as photoresist, and equipment for semiconductors and displays.

HOME Products New Business Field Materials Porous Polyimide Film

New Business Field

Products

Under the “Challenge for the Future!” slogan, TOK has set up the New Business Development Dept. combined sales and technical division.
TOK offers unique and high value-added materials ,using our functional polymer design/manufacturing technologies cultivated in photolithography field, through open innovation with our customers and third parties.

Porous Polyimide Film

Unique and Uniformed pore structure

pf_1

Features

  • Open cell structure of spherical pores
  • Extremely narrow pore size distribution
  • High porosity (~80%)
  • Low dielectric constant
  • Thickness (10~100μm)

Applications

  • Membrane for high efficiency removal
  • Low dielectric material for high frequency printed circuit board
  • Thermal insulation material

Film Performance

ItemUnitμm Porenm Pore
Prosity%7070
Gurleysec/100cc8~10200~300
StrengthMPa25~3525~40
Elongation%20~2520~40
Thermal   decomposition571571
Dielectric1 GHz1.495
10 GHz1.461

Membrane for high efficiency removal

Product Inquiry

Get information about our products and others.
Fill in the information below along with your inquiry. Our representative will be in touch with you.

*We will respond via email as soon as possible.

loading…フォームが表示されない場合
HOME Products New Business Field Materials Porous Polyimide Film