POSITIVE ACTIVE MATERIAL, METHOD FOR PREPARATION THEREOF AND LITHIUM BATTERY COMPRISING THE SAME

• Main Authors: MUN, JUN YOUNG, PARK, JIN HWAN, YOON, JAE GU, PARK, JUN HO
• Format: Patent
• Language: English; Korean
• Published: 23.12.2013
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; NANOTECHNOLOGY; PERFORMING OPERATIONS; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; TECHNICAL SUBJECTS COVERED BY FORMER USPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ARTCOLLECTIONS [XRACs] AND DIGESTS; TRANSPORTING

The present invention provides a cathode active material including carbon nanotubes (CNT) on the surface of a lithium transition metal oxide having a spinel-type or layered structure; a lithium battery; and a method for preparing a cathode active material including carbon nanotubes treated on the surface of a lithium transition metal oxide having a spinel-type or layered structure by using a physical or chemical surface treatment method. [Reference numerals] (AA) Lithium transition metal oxide;(BB) Carbon nanotube