U.S. Nanocorp, Inc.

Other

Jinxiang Dai

Tongsan D Xiao

Stephen M Lipka

John R Miller

David E Reisner

Ronald A Guidotti

The disclosure relates to asymmetric supercapacitors containing: a positive electrode comprising a current collector and a first active material selected from a layered double hydroxide of formula [MM(OH)]A&#xb7;mHO where Mis at least one divalent metal, Mis at least one trivalent metal and A is an anion of charge n&#x2212;, where x is greater than zero and less than 1, n is 1, 2, 3 or 4 and m is 0 to 10; LiCoO; LiCoNiOwhere x and y are greater than zero and less than 1; LiCoNiMOwhere x and y are greater than zero and less than 1; CoSwhere x is from 1 to 1.5; MoS; Zn; activated carbon and graphite; a negative electrode containing a material selected from a carbonaceous active material, MoOand LiMoO; an aqueous electrolyte solution or a non-aqueous ionic conducting electrolyte solution containing a salt and a salt and a non-aqueous solution; and a separator plate. Alternatively, the electrolyte can be a solid electrolyte.

Asymmetric electrochemical supercapacitor and method of manufacture thereof

Asymmetric supercapacitors comprise: a positive electrode comprising a current collector and a first active material selected from the group consisting of manganese dioxide, silver oxide, iron sulfide, lithium manganese oxide, lithium cobalt oxide, lithium nickel oxide, lithium iron phosphate, and a combination comprising at least one of the foregoing active materials; a negative electrode comprising a carbonaceous active material; an aqueous electrolyte solution selected from the group consisting of aqueous solutions of hydroxides of alkali metals, aqueous solutions of carbonates of alkali metals, aqueous solutions of chlorides of alkali metals, aqueous solutions of sulfates of alkali metals, aqueous solutions of nitrates of alkali metals, and a combination comprising at least one of the foregoing aqueous solutions; and a separator plate. Alternatively, the electrolyte can be a non-aqueous ionic conducting electrolyte or a solid electrolyte.

Thermally protective salt material for thermal spraying of electrode materials

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Storrs, CT, United States of America

Jinxiang Dai