POSITIVE ELECTRODE CURRENT COLLECTOR FOR RECHARGEABLE LITHIUM BATTERY POSITIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME

• Main Authors: KO YOUNGSAN, LEE JUNSIK, CHOI KYUHWAN, OH SONGYUL, KIM JAEHYUK
• Format: Patent
• Language: English; Korean
• Published: 03.07.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

리튬 이차 전지용 양극 집전체, 이를 포함하는 양극 및 리튬 이차 전지에 관한 것이다. 기재; 및 상기 기재 상에 위치하는 프라이머층을 포함하고, 상기 프라이머층은 길이가 30 내지 200 ㎛인 탄소나노튜브를 포함하고, 상기 프라이머층의 두께는 1 ㎛ 이하(단, 0 ㎛ 초과)인, 리튬 이차 전지의 양극용 집전체를 제공한다. Disclosed are a positive electrode current collector for a rechargeable lithium battery, a positive electrode including the same, and a rechargeable lithium battery. The current collector for a positive electrode of a rechargeable lithium battery includes a substrate and a primer layer on the substrate, wherein the primer layer includes carbon nanotubes having a length of about 30 µm to about 200 µm, and a thickness of the primer layer is less than or equal to about 1 µm and greater than 0 µm.