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Chemically Resistant adhesives

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Lord Adhesives CoolTherm™ EP-6968 Conductive Adhesive System
Categories: Polymer; Adhesive; Thermoset

Material Notes: LORD CoolTherm™ EP-6968 adhesive is a two-component, silver-filled conductive adhesive which offers excellent electrical conductivity, thermal conductivity and room temperature storage stability. It is designed for use as a circuit repair adhesive or for use in manual dispense applications where room temperature or low temperature cure is needed.

Features: suitable for curing at room temperature; may be mildly heat cured (65°C) to expedite cure. provides excellent electrical and thermal conductivity for applications where superior electrical conductivity and heat dissipations are required. can be used on parts and devices that experience operating temperatures from -50°C to +150°C. provides good adhesion to a wide variety of substrates including glass and most plastics.

All information provided by Lord.

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Physical PropertiesOriginal ValueComments
Specific Gravity 0.960 g/ccEP-6968 Hardener
 2.90 g/ccMixed
 3.10 g/ccEP-6968 Resin
Viscosity 30 cP
@Temperature 25.0 °C
EP-6968 Hardener
 250000 cP
@Temperature 25.0 °C
Mixed
 450000 cP
@Temperature 25.0 °C
EP-6968 Resin
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore D 84
Shear Strength 1500 psiLap Shear, AL-AL
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity <= 0.0010 ohm-cm
@Temperature 25.0 °C
ASTM D 257
 
Thermal PropertiesOriginal ValueComments
CTE, linear 42.0 µm/m-°C
Thermal Conductivity 1.20 W/m-K
Maximum Service Temperature, Air 150 °C
Minimum Service Temperature, Air -50.0 °C
 
Processing PropertiesOriginal ValueComments
Pot Life 30.0 min
@Temperature 25.0 °C
mixed
Gel Time 60.0 min
@Temperature 25.0 °C
mixed
Shelf Life 6.00 Montheach component, from date of manufacture when stored in original, unopened container
 
Descriptive Properties
AppearanceClear LiquidEP-6968 Hardener
 Silver CreamMixed
 Silver PasteEP-6968 Resin

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Chemically Resistant adhesives

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