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:
Apr. 13, 2010
Filed:
May. 31, 2004
Chang Sun Han, Daejeon, KR;
Hae Young Kim, Incheon, KR;
Ju Hyun Kim, Daejeon, KR;
Dong JO Ryu, Daejeon, KR;
Chang Sun Han, Daejeon, KR;
Hae Young Kim, Incheon, KR;
Ju Hyun Kim, Daejeon, KR;
Dong Jo Ryu, Daejeon, KR;
LG Chem, Ltd., , KR;
Abstract
The present invention provides a polymeric composite binder which comprises binder polymer and a dispersant chemically bound to the surface of the binder polymer, as well as an electrode slurry, electrode and secondary battery using the same. By virtue of the dispersant chemically bound to the binder polymer surface, the present invention achieves an improvement in the stability of binder latex, an improvement in the dispersion and coating properties of electrode slurry, and also an improvement in the capacity and cycle characteristic of a battery.