Insulating tape, gel roll, secondary battery, battery module, battery pack, and automobile

• Main Authors: RYU DUK-HYUN, WON JIN-HYUK
• Format: Patent
• Language: Chinese; English
• Published: 23.05.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRICITY; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; PERFORMING OPERATIONS; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; TRANSPORTING; VEHICLES IN GENERAL

The present invention provides an insulating tape, a gel roll, a secondary battery, a battery module, a battery pack, and an automobile, the gel roll comprising: an electrode assembly having a structure in which a first electrode, a separation membrane, and a second electrode are laminated and wound; and an insulating tape provided so as to cover at least a portion of a side surface of the electrode assembly and at least a portion of an end portion of the electrode assembly, the insulating tape having at least one cutout pattern formed in a region covering at least a portion of the end portion of the electrode assembly. 本发明提供绝缘带、凝胶卷、二次电池、电池模块、电池组及汽车，上述凝胶卷包括：电极组件，其具有由第一电极、分离膜以及第二电极层叠并卷取而成的结构；以及绝缘带，其设为覆盖上述电极组件的侧面中的至少一部分和上述电极组件的端部的至少一部分，其中，上述绝缘带具有形成于覆盖上述电极组件的端部的至少一部分的区域的至少一个切除图案。