Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1994-03-18
1996-04-30
Krass, Frederick
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
525113, 525114, 525407, 525410, 528 94, 528297, 528365, 523457, C08G 5900, C08G 6300
Patent
active
055126138
ABSTRACT:
A cleavable epoxy resin composition suitable for encapsulating electronic chips comprising the cured reaction product of a diepoxide containing a cyclic anhydride curing agent and an amine promoter.
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Afzali-Ardakani Ali
Buchwalter Stephen L.
Gelorme Jeffrey D.
Kosbar Laura L.
Newman Bert H.
Beck Thomas A.
International Business Machines - Corporation
Krass Frederick
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