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:
Dec. 15, 2015
Filed:
Jun. 29, 2010
Applicants:
Young Kyun Lee, Seoul, KR;
Eun Jung Lee, Incheon, KR;
Yoon Kok Park, Gyeonggi-do, KR;
Inventors:
Assignee:
CHEIL INDUSTRIES, INC., Gumi-si, Gyeongsangbuk-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 59/38 (2006.01); C08G 59/62 (2006.01); C08L 63/00 (2006.01); C08K 3/36 (2006.01);
U.S. Cl.
CPC ...
C08G 59/38 (2013.01); C08G 59/621 (2013.01); C08L 63/00 (2013.01); C08K 3/36 (2013.01); C08K 2201/014 (2013.01); H01L 2924/0002 (2013.01);
Abstract
An epoxy resin composition for encapsulating a semiconductor device, the epoxy resin composition including an epoxy resin, a curing agent, and one or more inorganic fillers, the one or more inorganic fillers including prismatic cristobalite, the prismatic cristobalite being present in the epoxy resin composition in an amount of about 1 to about 50% by weight, based on the total weight of the epoxy resin composition.