COMPOSITE POSITIVE ELECTRODE ACTIVE MATERIAL COATED OR MIXED WITH POLED FERROELECTRIC MATERIAL MANUFACTURING METHOD THEREOF AND ELECTROHCEMICAL DEVICE INCLUDING SAME

• Main Authors: WU MIHYE, SUK JUNG DON, KIM DO YOUB, MOON SAN, KIM SE HEE
• Format: Patent
• Language: English; Korean
• Published: 20.12.2023
• Subjects: BASIC ELECTRIC ELEMENTS; CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE; CHEMISTRY; COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F; ELECTRICITY; INORGANIC CHEMISTRY; METALLURGY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

본 발명은 리튬이차전지의 율특성과 고온 수명 특성을 향상시키기 위하여 양극 활물질에 분극 처리된 강유전성 물질이 코팅 또는 혼합된 복합 양극 활물질, 이를 채용한 양극 활물질과 리튬이차전지 및 이의 제조방법을 제공한다.