Crumpled graphene-encapsulated nanostructures and lithium ion battery anodes made therefrom
US-10135063-B2 · Nov 20, 2018 · US
Fuel cell electrode and fuel cell using the same
US10483556B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10483556-B2 |
| Application number | US-201715798769-A |
| Country | US |
| Kind code | B2 |
| Filing date | Oct 31, 2017 |
| Priority date | Jun 9, 2017 |
| Publication date | Nov 19, 2019 |
| Grant date | Nov 19, 2019 |
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Abstract
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A fuel cell electrode, comprising: a porous metal structure; and a carbon nanotube structure comprising a plurality of carbon nanotubes, the carbon nanotube structure is fixed on a surface of the porous metal structure, wherein the porous metal structure and the carbon nanotube structure are shrunk together to form a plurality of wrinkled parts.
First claim
Opening claim text (preview).
What is claimed is: 1. A fuel cell electrode, comprising: a porous metal structure; and a carbon nanotube structure comprising a plurality of carbon nanotubes, the carbon nanotube structure is fixed on a surface of the porous metal structure, wherein the porous metal structure and the carbon nanotube structure are shrunk together to form a plurality of wrinkled parts. 2. The fuel cell electrode of claim 1 , further comprising a material with catalytic property, wherein the material with catalytic property is located on the carbon nanotube structure. 3. The fuel cell electrode of claim 2 , wherein the material with catalytic property is nano-oxides. 4. The fuel cell electrode of claim 1 , wherein the plurality of carbon nanotubes in the carbon nanotube structure forming the plurality of wrinkled parts are extended substantially along a same direction. 5. The fuel cell electrode of claim 1 , wherein the plurality of wrinkled parts are connected to each other to form a continuous structure. 6. The fuel cell electrode of claim 1 , wherein the porous metal structure comprises a plurality of ligaments, and the plurality of ligaments define a plurality of pores. 7. The fuel cell electrode of claim 6 , wherein the ligament is a material selected from a group consisting of silver (Ag), platinum (Pt), gold (Au), and a combination thereof. 8. The fuel cell electrode of claim 1 , further comprising a bonding material, wherein the bonding material is configured to fix the carbon nanotube structure on surface of the porous metal structure. 9. The fuel cell electrode of claim 8 , wherein the bonding material is configured to envelop contacting surfaces between the carbon nanotube structure and the porous metal structure. 10. The fuel cell electrode of claim 8 , wherein the bonding material is an organic binder material or a metal material. 11. The fuel cell electrode of claim 1 , wherein the carbon nanotube structure comprises a plurality of carbon nanotubes arranged along a same direction. 12. A fuel cell, comprising: an anode and a cathode, at least one of the anode and the cathode comprising: a porous metal structure; and a carbon nanotube structure comprising a plurality of carbon nanotubes, the carbon nanotube structure is fixed on a surface of the porous metal structure, wherein the porous metal structure and the carbon nanotube structure are shrunk together to form a plurality of wrinkled parts. a container having the anode, the cathode and electrolytes therein; two gas paths located in two sides of the container respectively.
Assignees
Inventors
Classifications
- H01M4/96Primary
Carbon-based electrodes · CPC title
Binders · CPC title
- H01M4/8605Primary
Porous electrodes · CPC title
on carbon or graphite · CPC title
After-treatment · CPC title
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Frequently asked questions
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- What does patent US10483556B2 cover?
- A fuel cell electrode, comprising: a porous metal structure; and a carbon nanotube structure comprising a plurality of carbon nanotubes, the carbon nanotube structure is fixed on a surface of the porous metal structure, wherein the porous metal structure and the carbon nanotube structure are shrunk together to form a plurality of wrinkled parts.
- Who is the assignee on this patent?
- Univ Tsinghua, Hon Hai Prec Ind Co Ltd
- What technology area does this patent fall under?
- Primary CPC classification H01M4/96. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Tue Nov 19 2019 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 6 related publications on this page (citations in our corpus or others sharing the same primary CPC).