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Current collector, electrode of electrochemical battery, and electrochemical battery using the same
US9219280B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9219280-B2 |
| Application number | US-201213554093-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jul 20, 2012 |
| Priority date | Dec 28, 2011 |
| Publication date | Dec 22, 2015 |
| Grant date | Dec 22, 2015 |
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Abstract
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The invention relates to a current collector. The current collector include a metal foil and a graphene film covered on at least one surface of the metal foil. The invention also relates to an electrode of an electrochemical battery and the electrochemical battery using the current collector.
First claim
Opening claim text (preview).
What is claimed is: 1. A current collector comprising: a metal foil comprising at least one surface; and a graphene film coated on the at least one surface of the metal foil; wherein a thickness of the graphene film is in a range from about 0.8 nanometers to about 50 nanometers. 2. The current collector of claim 1 , wherein the graphene film is a continuously layered structure. 3. The current collector of claim 1 , wherein the graphe…
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Cross-Sectional Technologies · mapped topic
Electricity · mapped topic
Electricity · mapped topic
Electricity · mapped topic
- H01M4/661Primary
Electricity · mapped topic
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Frequently asked questions
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- What does patent US9219280B2 cover?
- The invention relates to a current collector. The current collector include a metal foil and a graphene film covered on at least one surface of the metal foil. The invention also relates to an electrode of an electrochemical battery and the electrochemical battery using the current collector.
- Who is the assignee on this patent?
- He xiang-ming, Wang Li, Li Jian-Jun, and 4 more
- What technology area does this patent fall under?
- Primary CPC classification H01M4/661. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Tue Dec 22 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).