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. 25, 2007
Filed:
Sep. 06, 2006
Shigeru Yao, Ichihara, JP;
Yukihiko Asano, Ichihara, JP;
Shyusei Ohya, Ichihara, JP;
Kenji Fukunaga, Ichihara, JP;
Masayuki Kinouchi, Ube, JP;
Kenji Kawabata, Ube, JP;
Shigeru Yao, Ichihara, JP;
Yukihiko Asano, Ichihara, JP;
Shyusei Ohya, Ichihara, JP;
Kenji Fukunaga, Ichihara, JP;
Masayuki Kinouchi, Ube, JP;
Kenji Kawabata, Ube, JP;
Ube Industries, Ltd., Yamaguchi, JP;
Abstract
A porous insulating film comprising a highly heat resistant resin film having a fine porous structure with a mean pore size of 0.01-5 μm in at least the center of the film, and a porosity of 15-80%. A laminate is prepared by forming a heat resistant adhesive layer or a conductive metal layer or an inorganic or metal substrate on one or both sides of the porous insulating film or by forming an inorganic or metal substrate on one side of the porous insulating film and a conductive metal layer on the other side.