Hydrothermal synthesis of active materials and in situ spraying deposition for lithium ion battery

US8967076B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8967076-B2
Application numberUS-201113098924-A
CountryUS
Kind codeB2
Filing dateMay 2, 2011
Priority dateMay 5, 2010
Publication dateMar 3, 2015
Grant dateMar 3, 2015

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Abstract

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A method and apparatus for forming an electrochemical layer of a lithium ion battery is provided. A precursor mixture in a carrying medium is activated in a reactor chamber by application of energy to synthesize active materials. The activated precursor mixture is then spray deposited on a substrate. A binder and conductive materials may be blended, or sprayed separately, with the nano- or micro-crystals as they deposit on the surface to enhance adhesion and conductivity.

First claim

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What is claimed is: 1. An apparatus for continuously forming an electrochemical film on a substrate, comprising: at least one precursor supply; a reaction chamber, comprising: a chamber tube having an inlet fluidly coupled to the at least one precursor supply; an energy applicator positioned to operatively energize precursors in the chamber tube; and an energy source coupled to the energy applicator; and a spray chamber fluidly coupled to an outlet of the chamber tube…

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What does patent US8967076B2 cover?
A method and apparatus for forming an electrochemical layer of a lithium ion battery is provided. A precursor mixture in a carrying medium is activated in a reactor chamber by application of energy to synthesize active materials. The activated precursor mixture is then spray deposited on a substrate. A binder and conductive materials may be blended, or sprayed separately, with the nano- or micr…
Who is the assignee on this patent?
Yang Lu, Bolandi Hooman, Brown Karl, and 3 more
What technology area does this patent fall under?
Primary CPC classification C23C4/121. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Mar 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).