Method of making an electronic component using reworkable underf

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Compositions to be polymerized by wave energy wherein said...

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522 96, 522 90, 522104, 522107, 522148, 174 521, 174 522, 438107, 438108, 438118, 438127, 29841, 29 2501, H01L 2100, H01L 2144, H01L 2148, C08F 246, H02G 308

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060573813

ABSTRACT:
A method is disclosed for preparing an electronic assembly using a reworkable underfill encapsulant in which the encapsulant is cured in situ from a curable composition comprising one or more mono-functional maleimide compounds, or one or more mono-functional vinyl compounds other than maleimide compounds, or a combination of maleimide and vinyl compounds, a curing initiator and optionally, one or more fillers or adhesion promoters.

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