GAP control adhesive containing uniform particles
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- Micropearl product
- GAP control adhesive containing uniform particles
Thermosetting adhesive containing ultra high precision spacer particles
1. Characteristics
1The thickness of the adhesive can be precisely controlled
2Effectively maintain the adhesive insulation
3It is conductive to ensure the consistency of adhesive force
2. Applications
- Inductors, power supply modules, etc.
Expected effect: stabilization of inductance - Pressure sensor and fixing chip of acceleration sensor
Expected effect: increase the sensor sensitivity - Fixing components in the camera module
Expected effect: Suppression of camera sensor shake
3. Comparison with current technology
The advantages of our products in gap control
- Process reduction (yield improvement)
- Stable inductance · Reduce tolerance
- Can also be controlled for narrow intervals
- Can be used for ferrite cores of various shapes
Comparing to existing construction method
Process
Polishing
1.Polishing
2.Thickness
test
3.Dispense
adhesive
4.Bonding
5.Hardening
Tape
1.Punching
(die cutting)
Manual work
2.Bonding
by tape
Manual work
3.Dispense
adhesive
4.Bonding
5.Hardening
Glass
beads
1.Mixing
Required amount
of adhesive and
particles need
to be mixed
in advance
2.Filling
3.Dispense
adhesive
4.Bonding
5.Hardening
Our products
Unnecessary process
1.Dispense
adhesive
2.Bonding
3.Hardening
4. Particle sizes selection
| Average particle diameter[µm] | Cv |
|---|---|
| 10±0.1 | 5％ or less |
| 15±0.1 | |
| 20±0.15 | |
| 25±0.2 | |
| 30±0.25 | |
| 50±0.5 | |
| 75±0.5 | |
| 100±1 | |
| 110±1 |
| Average particle diameter[µm] | Cv |
|---|---|
| 40±2 | 7％ or less |
| 50±2.5 | |
| 60±3 | |
| 70±3.5 | |
| 80±4 | |
| 90±4.5 | |
| 100±5.5 | |
| 120±6 | |
| 130±6.5 | |
| 140±7.0 | |
| 150±7.5 | |
| 160±8.0 | |
| 170±8.5 | |
| 180±9.0 | |
| 190±9.5 | |
| 200±10 |