Invention Grant
- Patent Title: Method for manufacturing of three-dimensional freestanding porous thin-graphite with hierarchical porosity
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Application No.: US14738301Application Date: 2015-06-12
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Publication No.: US09957163B2Publication Date: 2018-05-01
- Inventor: Donglei Fan , Jing Ning , Xiaobin Xu , Jianhe Guo
- Applicant: Board of Regents, The University of Texas System
- Applicant Address: US TX Austin
- Assignee: Board of Regents, The University of Texas System
- Current Assignee: Board of Regents, The University of Texas System
- Current Assignee Address: US TX Austin
- Agency: Meunier Carlin & Curfman LLC
- Main IPC: C01B31/04
- IPC: C01B31/04 ; H01G11/24 ; H01G11/32 ; H01G11/86

Abstract:
The present invention includes an apparatus and a method of making a three dimensional graphite structure with a controlled porosity comprising: plating a metal layer on at least one of a nickel, an iron or a cobalt foam substrate; annealing the metal and the nickel, iron or cobalt foam into a porous metal-nickel, iron or cobalt catalyst, wherein the catalyst has a smooth and a porous surface; etching the smooth surface of the annealed porous metal-nickel, iron or cobalt catalyst; growing a carbonaceous layer on the porous surface of the annealed porous metal-nickel, iron or cobalt catalyst; and completely etching the porous metal-nickel, iron or cobalt catalyst to obtain the graphite layer.
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