LITHIUM SECONDARY BATTERY CATHODE MANUFACTURING DEVICE, MANUFACTURING METHOD THEREFOR, AND LITHIUM SECONDARY BATTERY COMPRISING SAME

• Main Authors: KIM, Minsu, SHIN, Dongseok, HONG, Kyungsik
• Format: Patent
• Language: English; French; Korean
• Published: 22.06.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The present invention relates to a lithium secondary battery cathode manufacturing device and a manufacturing method therefor, and, more specifically, to a lithium secondary battery cathode manufacturing device and a manufacturing method therefor, the device allowing a lithium secondary battery cathode to be manufactured by means of a drying process comprising the steps of: supplying a powdered cathode material onto a cathode current collector; and preforming, rolling and bonding same, and thus adjusting the loading amount and porosity of the cathode is efficient. La présente invention concerne un dispositif de fabrication de cathode de batterie secondaire au lithium et son procédé de fabrication, et, plus spécifiquement, un dispositif de fabrication de cathode de batterie secondaire au lithium et son procédé de fabrication, le dispositif permettant de fabriquer une cathode de batterie secondaire au lithium au moyen d'un procédé de séchage comprenant les étapes consistant à : fournir un matériau de cathode en poudre sur un collecteur de courant de cathode ; et préformer, laminer et lier ceux-ci, et ainsi le réglage de la quantité de charge et de la porosité de la cathode est efficace. 본 발명은 리튬 이차전지용 양극의 제조장치 및 이의 제조방법에 관한 것으로, 보다 상세하게는, 양극 집전체 상에 분말 상태의 양극재를 공급하는 단계와 이를 가성형, 압연 및 접착시키는 단계를 포함하는 건식 공정에 의해 리튬 이차전지용 양극을 제조함으로써, 양극의 로딩량과 기공도를 조절하기에 효율적인 리튬 이차전지용 양극의 제조장치 및 이의 제조방법에 관한 것이다.