Conductive solid crystal adhesive
ZJ-EPDAS01 is a single component conductive silver adhesive based on epoxy resin, suitable for bonding small-sized IC chips, LED chips, and metal lead frames/substrates
Product features
No solvent
High bonding strength
Good conductivity
High speed dispensing
Good rheological performance, no trailing wire drawing
Low impurity ion content
| Classification |
Properties |
Unit |
Index |
Test Method |
|
| Properties before curing |
Appearance |
--- |
Silvery |
Visual |
|
|
Viscosity)5rpm@25℃ |
Pa?S |
8.0±0.5 |
Brookfield Viscometer |
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|
Thixotropic Index |
n/a |
5.8±0.2 |
|||
|
Non-volatile Content |
wt% |
>99.5 |
JIS-C-2103(105℃×2h) |
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|
Work life@25oC |
hour |
48 |
Q/HZQB-002-2020 |
||
|
Storage life @-40oC |
Month |
12 |
Q/HZQB-002-2020 |
||
| Curing process |
Cure Condition |
1.5h@175℃ |
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|
Weight Loss on cure@300oC |
<1% |
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| Properties after curing |
Chip Die Shear Strength |
25℃ |
KgF |
>4.0 |
chip size: |
|
>14.0 |
chip size: |
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|
160℃ |
>1.0 |
chip size: |
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|
>2.0 |
chip size: |
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|
220℃ |
>1.5 |
chip size: |
|||
|
260℃ |
>1.5 |
chip size: |
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|
Impurity Ionic content |
Cl- |
ppm |
<10 |
Ion Chromatography |
|
|
Na+ |
ppm |
<10 |
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|
K+ |
ppm |
<20 |
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|
Volume Resistivity |
Ω.cm |
<1.2×10-4 |
175℃ × 1.5h curing | ||
|
Glass Transition Temperature |
℃ |
105±2 |
Dynamic Mechanical Analysis |
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|
Modulus@25℃ |
GPa |
>5 |
|||
|
Thermal Conductivity)@ 121oC |
W/m·K |
>3.5 |
Laser Flash method) |
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|
Coefficient of thermal expansion |
Alpha 1 |
ppm/℃ |
65±15 |
Thermal Mechanical Analysis |
|
|
Alpha 2 |
ppm/℃ |
160±20 |
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- Before use, it needs to be thawed at room temperature for 30-60 minutes.
- Please keep the syringe upright throughout the entire process of removing and thawing it from the freezer.
- Do not open the syringe until thawing is complete to prevent moisture from entering.
- After thawing, promptly remove the condensed water on the surface of the syringe.
- After thawing, it should be used as soon as possible.
- The thawed glue cannot be frozen before thawing for use
According to specific requirements, 5cc/10cc needle tube packaging or 200g, 500g can packaging can be provided
-It can be stored for 1 year at 40 ℃. Excessive storage temperature can shorten storage life and affect product performance.