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:
Jun. 24, 2008
Filed:
Nov. 06, 2001
Applicants:
Yuichi Kadoya, Isezaki, JP;
Hirokazu Kawauchi, Isezaki, JP;
Eitaroh Fukutaka, Isezaki, JP;
Inventors:
Assignee:
Denki Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electroconductive polypropylene type resin foamed sheet comprising a polypropylene type resin foamed sheet, and an electroconductive coating material layer and, preferably, a resin layer, formed on at least one side of the foamed sheet, and having a density of at least 180 kgmand less than 850 kgm, wherein the resin layer has a surface resistance of less than 10Ω/□. A container made of such an electroconductive polypropylene type resin foamed sheet is useful for packaging an electronic component.