Sealed battery and method of manufacturing the same

Details Sealed battery and method of manufacturing the same Sealed battery and method of manufacturing the same

H - Electricity

01

M

H01M 2/08 (2006.01) H01M 2/02 (2006.01) H01M 10/38 (2006.01) H01M 10/40 (2006.01)

Patent

CA 2265296

The opening to be sealed in a battery is sealed with an electrical insulating sealant S by placing an electrical insulating sealing material C, including a first sealing material A that is soften by heat applied for sealing and a second sealing material B that is more difficult to soften by the heat applied for sealing than the first sealing material A, and by heating and successively cooling the electrical insulating sealing material C. Thus, a sealed battery with few defectives such as a sealing failure and a short-circuit can be manufactured in a high yield rate.

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