POLYMER SOLID ELECTROLYTE WITH EXCELLENT HIGH VOLTAGE STABILITY AND ITS MANUFACTURING METHOD
The present invention relates to a polymer solid electrolyte with excellent electrical stability at high voltage and a lithium secondary battery including the same. A polymer electrolyte composite material of the present invention includes an oligomer synthesized from phosphoryl chloride as an ion c...
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Main Authors | , , , , , , , |
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Format | Patent |
Language | English Korean |
Published |
21.10.2022
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Subjects | |
Online Access | Get full text |
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Summary: | The present invention relates to a polymer solid electrolyte with excellent electrical stability at high voltage and a lithium secondary battery including the same. A polymer electrolyte composite material of the present invention includes an oligomer synthesized from phosphoryl chloride as an ion conductor, so that electrical stability is improved in a high voltage region, and thus the capacity and lifespan characteristics of a lithium ion all-solid-state battery can be improved.
본 발명은 고전압에서 전기적 안정성이 우수한 고분자 고체전해질 및 이를 포함하는 리튬이차전지에 관한 것으로서, 본 발명의 고분자 전해질 복합재료는 이온전도체로서 염화포스포릴에서 합성된 올리고머를 포함함으로써, 고전압 영역에서 전기적 안정성이 향상되어 리튬이온 전고체 전지의 용량 및 수명특성을 향상시킬 수 있다. |
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Bibliography: | Application Number: KR20210048616 |