ELECTRODE FOR SECONDARY BATTERY SECONDARY BATTERY INCLUDING THE SAME AND METHOD OF MANUFACTURING ELECTRODE

• Main Authors: KIM MYEONGSOO, KIM JEONGGIL, KIM TAEGON
• Format: Patent
• Language: English; Korean
• Published: 12.08.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

본 발명의 일 실시예에 따른 이차전지용 전극은, 전극 집전체; 및 상기 전극 집전체 상에 위치하는 전극층을 포함하고, 상기 전극층은 활물질, 도전재, 바인더가 건식으로 혼합된 전극 조성물을 포함하고, 상기 바인더는 제1 섬유 및 상기 제1 섬유로부터 섬유화되어 있는 제2 섬유를 포함하고, 상기 제1 섬유의 직경은 상기 제2 섬유의 직경보다 크다. An electrode for secondary battery according to an embodiment of the present disclosure includes an electrode current collector; and an electrode layer located on the electrode current collector, wherein the electrode layer comprises an electrode composition in which an active material, a conductive material, and a binder are dry-mixed, wherein the binder comprises a first fiber and a second fiber that are fiberized from the first fiber, and wherein a diameter of the first fiber is larger than a diameter of the second fiber.