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Lord Adhesives Thermosetâ„¢ ME-542 Underfill Encapsulant

Category Polymer , Thermoset , Epoxy , Epoxy Encapsulant, Unreinforced
Manufacturer Lord Adhesives
Trade Name Thermoset™
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Lord Adhesives Thermosetâ„¢ ME-542 Underfill Encapsulant.pdf
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Material Notes:
LORD Thermoset™ ME-542 encapsulant is an anhydridefree, thermally conductive, semiconductor grade epoxy underfill product developed for the encapsulation of densely populated area array flip chip devices. It is formulated with the necessary structural strength to handle over-molding processes.Thermoset ME-542 encapsulant is engineered to withstand 260°C peak reflow temperatures of lead-free solders.All information provided by Lord.
Physical Properties Metric English Comments
Specific Gravity 1.90 g/cc
1.90 g/cc
Water Absorption <= 0.80 %
<= 0.80 %
Viscosity 20000 cP

@Temperature 25.0 °C
20000 cP

@Temperature 77.0 °F
TA Rheometer
Mechanical Properties Metric English Comments
Modulus of Elasticity 5.00 GPa
725 ksi
Storage
Shear Strength 62.0 MPa
8990 psi
Die
Thermal Properties Metric English Comments
CTE, linear 30.0 µm/m-°C
16.7 µin/in-°F
Alpha 1
120 µm/m-°C
66.7 µin/in-°F
Alpha 2
Thermal Conductivity 0.800 W/m-K
5.55 BTU-in/hr-ft²-°F
Glass Transition Temp, Tg 135 °C
275 °F
TMA
Component Elements Properties Metric English Comments
Potassium, K 0.00040 %
0.00040 %
Sodium, Na 0.00050 %
0.00050 %
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+15 ohm-cm

@Temperature 25.0 °C
>= 1.00e+15 ohm-cm

@Temperature 77.0 °F
Processing Properties Metric English Comments
Cure Time 60.0 min

@Temperature 165 °C
1.00 hour

@Temperature 329 °F
90.0 min

@Temperature 150 °C
1.50 hour

@Temperature 302 °F
Pot Life 2160 min

@Temperature 25.0 °C
2160 min

@Temperature 77.0 °F
Gel Time 3.00 min

@Temperature 150 °C
3.00 min

@Temperature 302 °F
Shelf Life 6.00 Month

@Temperature -40.0 °C
6.00 Month

@Temperature -40.0 °F
Descriptive Properties Value Comments
Appearance Black
Chloride (%) 0.01
Consistency Liquid
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