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Semitron® ESd 420V

Semitron® ESd 420V by Mitsubishi Chemical Advanced Materials is a cost-effective, static dissipative polyether imide [PEI] grade. Provides a controlled bleed-off of static charges. Exhibits high strength & stiffness, good dimensional stability, low moisture absorption, thermal performance and dissipate static charges [5kV] in less than 2 seconds. It is suitable for processing by compression molding. It is mainly used in high temperature applications. Potential applications of Semitron® ESd 420V include integrated circuits, hard disk drives and circuit boards. Suitable for material handling applications like silicon wafers, components in high-speed electronic printing and reproducing equipment.
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Product Type
PEI (Polyether Imide) > PEI
Product Status
COMMERCIAL
Applications/ Recommended for
  • Electronics / Computers > Printed circuit boards
  • Music/ Video/ Data supports > Hard disks
  • Conversion of composites & thermosets > Compression molding

Semitron® ESd 420V Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Density
1.51
(At 73°F) 
ASTM D792
Water Absorption at Saturation
1.4 %wt
(Immersion) 
ASTM D570
Water Absorption
0.21 %wt
(Immersion, 24 Hours) 
ASTM D570
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