- Excellent tracking resistance (CTI ≥ 600V)
- Excellent insulation reliability (CAF resistance)
- Having excellent high frequency property
- Excellent board thickness accuracy
Circuit Board Materials
- Part Number
Double-sided
copper clad
R-1786
Single-sided
copper clad R-1781
- Application
- Detailed use
・Appliance
・Industry
・Wireless
・Industry
・Wireless
Home Appliance, Digital Appliance, LED Lighting, Meter Panel, Power Supply System Board, Amusement Machine, Antenna (5G Terminal / Equipment), etc.
Properties
CTI≧600V
Insulation reliability
Low dielectric property
Tracking resistance
CAF resistance
Board thickness accuracy
Low dielectric property
General properties
| Item | Test method | Condition | Unit | R-1786 | ||
|---|---|---|---|---|---|---|
| Glass transition temp. (Tg) | TMA | Temp. rising rate: 10°C/min | °C | 140 | ||
| Solder heat resistance | JIS C6481 | 260°C solder float for 2min | – | No abnormality | ||
| Heat resistance | 1oz | JIS C6481 | A | – | 240°C 60min | |
| CTE x-axis | α1 | IPC-TM-650 2.4.41 | TMA | ppm/°C | 25 (20) | |
| CTE y-axis | 28 (23) | |||||
| CTE z-axis | α1 | IPC-TM-650 2.4.24 | TMA | ppm/°C | 65 | |
| Dielectric constant (Dk) | 1MHz | JIS C6481 | C-96/20/65 | – | 4.2 | |
| C-96/20/65+D-24/23 | – | 4.2 | ||||
| 1GHz | IPC-TM-650 2.5.5.9 | C-24/23/50 | – | 4.0 | ||
| Dissipation factor (Df) | 1MHz | JIS C6481 | C-96/20/65 | – | 0.011 | |
| C-96/20/65+D-24/23 | – | 0.011 | ||||
| 1GHz | IPC-TM-650 2.5.5.9 | C-24/23/50 | – | 0.009 | ||
| Volume resistivity | JIS C6481 | C-96/20/65 | MΩ·m | 1×108 | ||
| C-96/20/65+C-96/40/90 | 5×107 | |||||
| Surface resistivity | JIS C6481 | C-96/20/65 | MΩ | 3×108 | ||
| C-96/20/65+C-96/40/90 | 1×108 | |||||
| Insulation resistance | JIS C6481 | C-96/20/65 | MΩ | 5×108 | ||
| C-96/20/65+D-2/100 | 1×107 | |||||
| Water absorption | JIS C6481 | E-24/50+D-24/23 | % | 0.08 | ||
| Flexural strength | Fill | JIS C6481 | A | N/mm² | 280 | |
| Peel strength | JIS C6481 | Copper foil: 0.018mm (18µm) |
A | N/mm | 1.37 | |
| S₄ | 1.37 | |||||
| JIS C6481 | Copper foil: 0.035mm (35µm) |
A | N/mm | 1.76 | ||
| S₄ | 1.76 | |||||
| Alkali resistance | JIS C6481 | dipping (3min) | – | No abnormality | ||
| Flammability | JIS C6481 | A+E-168/70 | – | 94V-0 | ||
The sample thickness is 1.6mm.
The figure in parentheses is for the thickness of 0.8mm.
The above data are typical values and not guaranteed values.
