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:
Mar. 19, 2019
Filed:
Mar. 18, 2015
Denka Company Limited, Tokyo, JP;
Daisuke Goto, Omuta, JP;
Hideki Hirotsuru, Omuta, JP;
Yoshitaka Taniguchi, Omuta, JP;
Goh Iwamoto, Omuta, JP;
Kazunori Koyanagi, Omuta, JP;
DENKA COMPANY LIMITED, Tokyo, JP;
Abstract
To provide an aluminum-silicon carbide composite which is suitable for use as a power-module base plate. An aluminum-silicon carbide composite wherein a peripheral portion having, as a main component thereof, an aluminum-ceramic fiber composite containing ceramic fibers having an average fiber diameter of at most 20 μm and an average aspect ratio of at least 100, is provided on the periphery of a flat plate-shaped aluminum-silicon carbide composite having a plate thickness of 2 to 6 mm formed by impregnating, with a metal containing aluminum, a porous silicon carbide molded body having a silicon carbide content of 50 to 80 vol %, and wherein the proportion of the aluminum-ceramic fiber composite occupied in the peripheral portion is at least 50 area %.