Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2006-08-22
2006-08-22
Sellers, Robert (Department: 1712)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C523S428000, C523S445000, C523S457000, C523S466000, C525S474000, C525S476000, C525S486000, C525S507000, C525S523000, C525S524000
Reexamination Certificate
active
07094844
ABSTRACT:
A liquid epoxy resin composition comprising a liquid epoxy resin, an aromatic amine curing agent having a phenolic hydroxyl group in a skeleton, an inorganic filler, and a cure accelerator is useful for semiconductor encapsulation. The composition is adherent to the surface of silicon chips, does not deteriorate under hot humid conditions, and is fully resistant to thermal shocks.
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Ando Shingo
Shiobara Toshio
Sumita Kazuaki
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