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.

Date of Patent:
Mar. 21, 2000

Filed:

Jun. 18, 1998
Applicant:
Inventors:

Katsutoshi Mine, Chiba Prefecture, JP;

Osamu Mitani, Chiba Prefecture, JP;

Kazumi Nakayoshi, Chiba Prefecture, JP;

Rikako Tazawa, Chiba Prefecture, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C08K / ; C08L / ;
U.S. Cl.
CPC ...
523212 ; 523200 ; 524428 ; 524430 ; 524437 ; 524440 ; 524441 ; 524444 ; 524492 ; 524862 ; 252518 ;
Abstract

The present invention provides a heat-conducting polymer composition in which a heat-conducting metal powder is contained in a polymer, said heat-conducting polymer composition being characterized by the fact that the aforementioned powder is a metal powder which has a metal oxide layer and/or a metal nitride layer on the surfaces of the powder particles. The heat-conducting polymer composition of the present invention is characterized by the fact that said composition has a superior storage stability and thermal conductivity, and also by the fact that said composition has electrical insulating properties.


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