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. 29, 2016
Filed:
Mar. 25, 2009
Yet-ming Chiang, Framingham, MA (US);
Andrew C. Chu, Cambridge, MA (US);
Young-il Jang, Newtonville, MA (US);
Michael Wixom, Ann Arbor, MI (US);
Yet-Ming Chiang, Framingham, MA (US);
Andrew C. Chu, Cambridge, MA (US);
Young-Il Jang, Newtonville, MA (US);
Michael Wixom, Ann Arbor, MI (US);
A123 Systems LLC, Livonia, MI (US);
Abstract
Subassemblies for use in an electrochemical device are provided, as are processes for preparing the subassemblies and electrochemical cells incorporating the subassemblies. In some embodiments, the subassemblies include (a) a first electrode and (b) a separator or a first current collector or both. The first electrode is bonded to the separator or the first current collector or both. In some embodiments, the subassemblies further include a second electrode and a second current collector. In some embodiments, the electrodes or separators are sintered. Bipolar cells are also provided, including a plurality of stacked electrochemical cells that are joined in series. The positive electrode and the negative electrode of each stack include a sintered electrode.