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:
Apr. 16, 2002
Filed:
May. 26, 1999
Applicant:
Inventors:
Assignee:
Shin-Etsu Chemical Co., Ltd., , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 5/16 ; H01B 1/22 ; H01L 2/14763 ; C08K 3/08 ;
U.S. Cl.
CPC ...
B32B 5/16 ; H01B 1/22 ; H01L 2/14763 ; C08K 3/08 ;
Abstract
A grease composition having high thermal conductivity and excellent dispensation suitability, comprising (A) 100 parts by weight of a base oil and (B) 500 to 1,200 parts by weight of metallic aluminum powder having the average particle size in the range of 0.5-50 &mgr;m; wherein the aluminum powder is a mixture of fine metallic aluminum powder having an average size of 0.5 to 5 &mgr;m and coarse metallic aluminum powder having an average particle size of 10 to 40 &mgr;m; and a semiconductor device utilizing the aforesaid grease composition.