Product
ZEP Series Water Absorbent
Features and Applications This product is a mixture of zeolite and adhesive, which can be applied to the encapsulation lid or the inner side of the device by screen printing, scraping, dispenser drip coating, etc., and after curing and activation, water vapor can be absorbed from the environme...
Description
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Features and Applications
This product is a mixture of zeolite and adhesive, which can be applied to the encapsulation lid or the inner side of the device by screen printing, scraping, dispenser drip coating, etc., and after curing and activation, water vapor can be absorbed from the environment. It has the characteristics of low moisture pressure, large adsorption capacity, high stability and reliability. The products can be widely used in a variety of water-sensitive sealing devices, especially various microelectronic devices.
Basic Characteristics and General Data
Structure
Depending on the functional material added, the appearance is milky white or black paste fluid, preserved in a plastic syringe. It is applied to the desired shape by the user according to the needs and used after curing.
Sorption Capacity
| Water Absorption Capacity | ≥12% Wt% |
| Coating Thickness | ≤0.4 mm |
| Heat Resistance (Long-Term) | ≥200 ℃ |
| Heat Resistance (Hours) | ≥250 ℃ |
Recommended activation conditions
| Dry Atmosphere | 200℃×1h |
| In a Vacuum | 100℃×3h |
Caution
The coating area should not be too large to avoid large internal stress after curing and affect reliability.
Activation requires slow heating and cooling to avoid temperature shocks.
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