Phenolic Resins
Phenolic Resins for Friction Materials

Products

We offer phenolic resins as binder for friction materials which are used for brake linings, brake pads, clutch plates of transmission and others with superior heat resistance and adhesive performance.

Plants

  • Shizuoka Plant
  • P.T. Indopherin Jaya (Indonesia)
  • Sumitomo Bakelite (Nantong) Co., Ltd. (China)
  • Durez Corporation (USA)
  • Sumitomo Bakelite Europe NV (Belgium)
  • Sumitomo Bakelite Europe (Barcelona), S.L.U. (Spain)

Laboratories

  • High Performance Plastic Technology Development Laboratory
  • Sumitomo Bakelite Europe NV (Belgium)

Features

High Performance, High Reliability

We offer various types of phenolic resins which provide superior heat resistance, good flexibility, high mechanical strength and good friction properties.

Applications

Automotive/Railways/Aircraft

Automotive Mechanical components

Brakes

Brake Linings, Brake Pads

Transmission

Clutch Facing, Paper Clutch Facing for MT/AT/DCT

Other Applications

Brake Shoe for train, Friction Materials for industrial brake

Expected Brake Pads Performance vs. Corresponding Type of Phenolic Resin

Click the grade number for more information.
Expected
Friction
Performance
◀◀ Focus on Flexibility  ◀◀  (Non-modified resin)  ▶▶  Focus on Heat Resistance ▶▶
Low Noise
Acryl mod.
Acryl mod.
Silicone mod.
Silicone mod.
Flexibility at low temp.
Water
Resistance
Water Repellency

Aralkyl mod.
Heat
Resistance
Wear
Resistance
Melamine mod.
Flame
Retardance
Moldability
Fast Curing
Resin
Fast Curing
Eco-
friendly
Lignin mod.
Utilizing
Biomass

Specifications

SUMILITERESIN®PR Series

Powder novolak resin
GradeMelting point (°C)Flow (mm)Hexamine contentAdvantageApplication
*PR-311 8360MediumHigh heat resistance,
high mechanical strength
Brake linings
PR-12687 7845MediumFlexibilityBrake linings
(for oversized vehicles)
PR-13355 8050MediumFlexibilityBrake linings
PR-50064 9020MediumHigh heat resistance,
high mechanical strength
Brake pads
PR-50069 950HighFlexibilityBrake linings,
Railway brakes
PR-51510 8835MediumHigh heat resistanceBrake linings
PR-51794 10212HighHigh heat resistance,
high mechanical strength
Brake pads
PR-53724 9333HighHigh heat resistance,
high mechanical strength
Brake pads
PR-53497 9827HighHigh heat resistance,
Good mechanical strength
Brake pads
PR-54365 9120MediumFlexibilityBrake pads
PR-54458A 11539MediumHigh heat resistanceBrake pads
PR-55170 8929HighHigh heat resistanceBrake pads
PR-51316M9451LowHigh heat resistance,
Flexibility
Brake linings
(for oversized vehicles)
PR-54529 9238MediumWater Repellency,
Flexibility
Brake pads
PR-54529H 9436MediumWater Repellency,
Flexibility
Brake pads
PR-56291 10018MediumWater RepellencyBrake pads
PR-56291L 9240MediumWater RepellencyBrake pads
PR-55291 -40MediumFlexibilityBrake pads
PR-55291A -40MediumFlexibilityBrake pads
PR-19160 9727MediumHigh heat resistanceBrake pads
PR-X2068 -15MediumUtilizing BiomassBrake pads
PR-X2084 -26MediumUtilizing BiomassBrake pads,
Brake linings

Remark

  • * Please refer to the poisonous material control law(s) applicable in your country when you use this product.
  • The data given above are not guaranteed values.
Liquid resol resin
GradeViscosity
(MPa·s)
Resin content
(%)
SolventModificationAdvantage
PR-503853040MethanolCresolHigh heat resistance,
flexibility
PR-531231045MethanolAlkyl benzeneGood wear resistance
PR-537178050Methanol
/Toluene
OilFlexibility
PR-545621448MethanolLow molecular weightGood impregnation performance,
high durability
PR-55386938WaterMelamineWater soluble grade
(environmental friendly)
PR-555361144AcetoneAcrylic polymerFlexibility

Remark

  • The data given above are not guaranteed values.

Exhibitions More

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