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Tra-Con Tra-Bond 789-3 Moisture Resistant Adhesive
| Category | Polymer , Adhesive , Thermoset |
| Manufacturer | Tra-Con, Inc. |
| Trade Name | Tra-Bond |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Tra-Con Tra-Bond 789-3 Moisture Resistant Adhesive.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
TRA-BOND 789-3 one component, high strength toughened adhesive is designed for microelectronic applications, including substrate attach and package sealing, which require good moisture resistance. It exhibits strong adhesion to difficult-to-bond metals, such as gold, silver and copper. This adhesive retains its bond strength after exposure to moisture. TRA-BOND 789-3 is available in a variety of colors to fit the application.Information provided by Tra-Con Inc.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Viscosity | 36500 cP | 36500 cP | Mixed |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Adhesive Bond Strength | 37.9 MPa | 5500 psi | Lap shear, gold to gold |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 63.0 µm/m-°C | 35.0 µin/in-°F | Below Tg |
| 140 µm/m-°C | 77.8 µin/in-°F | Above Tg | |
| Thermal Conductivity | 0.300 W/m-K @Temperature 121 °C |
2.08 BTU-in/hr-ft²-°F @Temperature 250 °F |
|
| Maximum Service Temperature, Air | 150 °C | 302 °F | |
| Minimum Service Temperature, Air | -60.0 °C | -76.0 °F | |
| Glass Transition Temp, Tg | 126 °C | 259 °F | Ultimate Tg |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 2.00e+14 ohm-cm | 2.00e+14 ohm-cm | |
| Dielectric Constant | 4.2 @Frequency 1000 Hz |
4.2 @Frequency 1000 Hz |
|
| Dielectric Strength | 31.5 kV/mm | 800 kV/in | |
| Dissipation Factor | 0.011 @Frequency 1000 Hz |
0.011 @Frequency 1000 Hz |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Cure Time | 30.0 min @Temperature 150 °C |
0.500 hour @Temperature 302 °F |
|
| 60.0 min @Temperature 125 °C |
1.00 hour @Temperature 257 °F |
||
| Shelf Life | 6.00 Month | 6.00 Month | At 5°C |
| 12.0 Month @Temperature -40.0 °C |
12.0 Month @Temperature -40.0 °F |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Color | Cream | |
| Outgassing, NASA | Passes | |
| Weight Loss % | 0.28 | At 250°C |
| Working Life, months | 3 |
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