Henkel Loctite® ECCOBOND FP4451TD Epoxy

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Henkel Loctite® ECCOBOND FP4451TD Epoxy
Categories:	Polymer; Thermoset; Epoxy
Material Notes:	Appearance: Black Cure: Heat Cure Product Benefits: High purity Excellent chemical resistance Exceptional thermal stability Application: Encapsulant - dam Filler Type Silica Typical Package Application: BGA and IC memory cards LOCTITE ECCOBOND FP4451TD damming material is designed as a flow control barrier around areas of bare chip encapsulation. Information provided by Loctite®
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Physical Properties	Metric	English	Comments

Specific Gravity	1.79 g/cc	1.79 g/cc
Filler Content	73 %	73 %
Particle Size	20 µm	20 µm	median
	<= 200 µm	<= 200 µm	maximum
Brookfield Viscosity	300000 cP	300000 cP	Spindle 7, speed 20 rpm

Thermal Properties	Metric	English	Comments
CTE, linear	21.0 µm/m-°C @Temperature 40.0 - 120 °C	11.7 µin/in-°F @Temperature 104 - 248 °F	Cured, Below Tg
	65.0 µm/m-°C @Temperature 190 - 220 °C	36.1 µin/in-°F @Temperature 374 - 428 °F	Cured, Above Tg
Maximum Service Temperature, Air	150 °C	302 °F
Minimum Service Temperature, Air	-65.0 °C	-85.0 °F
Glass Transition Temp, Tg	150 °C	302 °F	Cured, by TMA

Processing Properties	Metric	English	Comments
Cure Time	30.0 min @Temperature 125 °C	0.500 hour @Temperature 257 °F	plus 90 minutes @ 165°C
Gel Time	13.0 min @Temperature 121 °C	13.0 min @Temperature 250 °F

Descriptive Properties
Extractable Ionic Content (ppm)	<1		Cured, Sodium (Na+)
	<1		Cured, Potassium (K+)
	<10		Cured, Chloride (Cl-)
Pot Life	10 days		time to double viscosity

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PLOCT5079 / 255290

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