LOCTITE ECCOBOND FP4460

Harmonization Code : 3907.30.00.85 | Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms : Epoxide resins : Other

Loctite Eccobond FP4460

Main features

  • Improved work life
  • High temperature performance
  • High flow

Product Description

LOCTITE® ECCOBOND FP4460 encapsulant is a silica filled, anhydride material designed for the protection of bare semiconductor devices. It is a low stress, low shrinkage and high flow oven cure product that is considered a glob top version of FP4450 with good ionic purity.

LOCTITE® ECCOBOND FP4460 has no JEDEC rating but its pressure pot performance on live devices is up to 500 hours with no failures, depending on device and package type.

Cure Schedule

  • 3 hours @ 150°C
Product Family

ECCOBOND FP4460

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TDS, SDS & Technical Documents

Technical Specifications

General Properties
Pot LifePot Life
48 hours
Specific GravitySpecific Gravity
1.78
Thermal Properties
Glass Transition Temperature (Tg)Glass Transition Temperature (Tg)
173 °C
Electrical Properties
Dielectric StrengthDielectric Strength
66.9 kV/mm
Physical Properties
ViscosityViscosity
425,000 mPa.s

Additional Information

We have internal information showing that these legacy semiconductor liquids pass UL94HB at 1/8” thickness but do not have the test data or yellow card nor are we going to test for it. This is anecdotal but, hopefully, helpful.

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