Description
It is a powder novolak resin in which silicone is dispersed by our original technology.
Excellent water repellency and vibration absorption of this resin could help stable braking performance under wet condition and improve NVH (Noise, Vibration & Harshness) performance.
Features
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✔ High water repellency ✔ Vibration absorption 
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Main Grades
| Grade | Features | Flow 125℃, mm |
Gel Time 165℃, sec |
Free Phenol (%) |
|---|---|---|---|---|
| PR-56291 | Standard/Short flow | 18 | 36 | 2 |
| PR-56291L | Standard/Long flow | 40 | 39 | ＜1.0 |
| PR-54529 | Vibration absorption | 38 | 38 | ＜1.0 |
| PR-54529H | Vibration absorption /Fast curing |
35 | 36 | ＜1.0 |
- The values in this material are the representative values.
Technical Data
Water repellent performance
[Pure water contact angle on friction]
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Silicone modified resin 
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Non-modified resin 
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Vibration absorption grade
[Vibration absorption of Friction]
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Silicone modified resin 
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NBR modified resin 
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Fast curing grade
[Curing performance by curast meter]
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