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:
Feb. 28, 2012
Filed:
Dec. 27, 2007
Jing-pin Pan, Hsinchu Hsien, TW;
Chang-rung Yang, Taichung, TW;
Tsung-hsiung Wang, Taichung County, TW;
Yueh-wei Lin, Hsinchu, TW;
Pin-chi Chiang, Changhua County, TW;
Jung-mu Hsu, Penghu County, TW;
Jing-Pin Pan, Hsinchu Hsien, TW;
Chang-Rung Yang, Taichung, TW;
Tsung-Hsiung Wang, Taichung County, TW;
Yueh-Wei Lin, Hsinchu, TW;
Pin-Chi Chiang, Changhua County, TW;
Jung-Mu Hsu, Penghu County, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
A nonaqueous electrolyte having maleimide additives and rechargeable cells employing the same are provided. The nonaqueous electrolyte having maleimide additives comprises an alkali metal electrolyte, a nonaqueous solvent, and maleimide additives. Specifically, the maleimide additives comprise maleimide monomer, bismaleimide monomer, bismaleimide oligomer, or mixtures thereof. The maleimide additives comprise functional groups, such as a maleimide double bond, phenyl group carboxyl, or imide, enhancing the charge-discharge efficiency, safety, thermal stability, chemical stability, flame-resistance, and lifespan of the secondary cells of the invention.