The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 19, 1988
Filed:
May. 16, 1986
Applicant:
Inventors:
Assignee:
Denki Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
523435 ; 523400 ; 525476 ;
Abstract
An epoxy resin composition is provided for encapsulating a semiconductor. The resin composition contains an epoxy resin, a phenol resin, a phenol-modified silicon-containing compound and an inorganic filler. The phenol-modified silicon-containing compound is obtained by reacting a first and/or second organic silicone compound (formulae (1-a), (1-b) and (2)) with an organic silicon compound (formula (3)) and with a phenol resin: ##STR1## wherein X stands for an organic group containing an epoxy group, Y for a polyoxyalkylene group and Z for a mercapto group, an amino group or a ureido group.