Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1991-08-02
1992-11-24
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
523466, 525476, 525481, 525482, 528 97, C08G 5932, C08L 6300
Patent
active
051662280
ABSTRACT:
An epoxy resin composition comprising (A) a specific epoxy resin, (B) a phenolic resin having at least one naphthalene ring in a molecule, and (C) an inorganic filler has improved flow and cures into products having a low coefficient of expansion, high Tg, and low moisture absorption. The composition is suitable for encapsulating semiconductor devices.
REFERENCES:
patent: 4390664 (1983-06-01), Kanayama
patent: 5001174 (1991-03-01), Yanagisawa et al.
Aoki Takayuki
Futatsumori Koji
Shiobara Toshio
Tomiyoshi Kazutoshi
Tsuchiya Takashi
Bleutge John C.
Krass Frederick
Shin-Etsu Chemical Co. , Ltd.
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