Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1991-03-01
1993-07-06
Gonzalez, Frank
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525508, 257788, C08F28300
Patent
active
052254992
ABSTRACT:
A resin composition having superior molding character, bonding character, moisture resistance, and heat resistance, for encapsulating of a semiconductor which contains:
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Hozoji Hiroshi
Kokaku Hiroyoshi
Nishikawa Akio
Ogata Masatsugu
Sato Fumio
Gonzalez Frank
Hitachi , Ltd.
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