Precision Epoxy Products
Epoxy Coating Powder

Products

SUMILITERESIN® ECP is epoxy resin-based coating powder and has excellent reliability, workability and safety with good adhesive strength, heat resistance, electrical insulation and high mechanical strength.

Plant

  • Shizuoka Plant

Laboratories

  • High Performance Plastic Technology Development Laboratory

Features

Environment- friendly

  • Volatile organic compounds free
  • Waste saving with returnable powder

Good adhesive strength at coating

  • Good coating performance for complicated shapes
  • Coating thickness is adjustable with optimized coating condition

High performance coating layer

  • Excellent electrical insulation property and mechanical strength

Applications

Electrical and Electronic Equipment

Electronic and Electric Parts

Example: motors

Example: electronic components

Specifications

SUMILITERESIN® ECP series products line-up for motor application

 ECP-158ECP-147ECP-251EX-1101
Application Slot
insulation		 Slot
insulation		 Slot
insulation		 Slot
insulation
Advantage Chemical resistance   ●    
Heat resistance   ● ●  
Adhesion on metal     ● ●
Edge coverage performance ●      
Thin coating       ●
Storage stability       ●
UL approval     Yes Yes
Color of coating layer Green Green Green Green
Standard curing condition 200°C
20min		 200°C
15min		 200°C
20min		 200°C
20min

Remark

  • The data given above are not guaranteed values.

SUMILITERESIN® ECP series products line-up for electrical components applications

 ECP-354ECP-202
ApplicationCeramic componentFilm capacitor
Advantage Thermal cycle resistance● 
Fast cure● 
Low temp. curing ●
Tracking resistance ●
Flame retardancy
(halogen free)		● 
UL approval  
Color of coating layerBlueBrown, Blue
Standard curing condition155°C
30min		100°C
60min

Remark

  • The data given above are not guaranteed values.

Examples

Fluidized bed coating

Advantage

  • Wide range of coating thickness: 0.2mm - 1.0mm by multiple dip coating
  • Pre-heating of devices is required
  • Suitable for large devices or impregnation required components such as motor coil fixation and large capacitors

Fluidized wheel and bed coating

Advantage

  • Suitable for continuos coating for small components such as small capacitors
  • Pre-heating of devices is required

Electrostatic bed coating

Advantage

  • Available for 200 - 500 µm thickness
  • Pre-heating of devices is NOT required
  • Less powder adherence at concave area due to no electric line of force insertion
  • Suitable for small motors

Electrostatic spray gun method with corona charging

Advantage

  • Available for 100 - 200 µm thickness
  • Pre-heating of devices is NOT required
  • Less powder adherence at concave area due to no electric line of force insertion
  • Suitable for large devices such as large motors and building materials.

Electrostatic spray gun method with turbo charging

Advantage

  • Available for 30 - 200 µm thickness
  • Less powder adherence at concave area due to no electric line of force
  • Coating layer quality is influenced by coating environment
  • Suitable for complicated shape devices such as micro motors