Sony pushes to commercialise lithium sulphur batteries

Sony Corp, the electronics producer that commercalised the lithium-ion battery in the early 1990s, is seeking to do the same for lithium sulphur chemistry.

It emerged in mid-December that the Japanese electronics conglomerate is looking to give its mobile phone manufacturing division an edge and sees batteries as providing that.

Rumours emerging from Japan claim that the group is seeking up to a 40% improvement on lithium-ion battery life by developing lithium sulphur to a commercial level by 2020.

Lithium sulphur has a higher energy density than its lithium-ion counterpart but there has been major technical . . .

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