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:
Oct. 27, 2015
Filed:
May. 28, 2007
Applicants:
Takehiro Shimizu, Tokyo, JP;
Kaoru Okaniwa, Tsukuba, JP;
Naoki Fukushima, Chikusei, JP;
Inventors:
Assignee:
Hitachi Chemical Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/042 (2014.01); H05K 3/32 (2006.01); H01L 31/18 (2006.01); H01L 31/05 (2014.01);
U.S. Cl.
CPC ...
H05K 3/323 (2013.01); H01L 31/0512 (2013.01); H01L 31/18 (2013.01); H05K 2201/09945 (2013.01); Y02E 10/50 (2013.01); Y10T 428/25 (2015.01);
Abstract
The conductive adhesive film of the invention is a conductive adhesive film for electrical connection between photovoltaic cell surface electrodes and wiring members, which comprises an insulating adhesiveand conductive particlesand has a (t/r) value in the range of 0.75-17.5, where r (μm) is the mean particle size of the conductive particlesand t (μm) is the thickness of the conductive adhesive film, wherein the content of the conductive particlesis 1.7-15.6 vol % based on the total volume of the conductive adhesive film.