Crumpled mesoporous MXene powders synthesized by acid-, base-, or salt-induced crumpling
US-11554961-B2 · Jan 17, 2023 · US
Anodes crumpled MXene compositions, composites, and devices
US11866339B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-11866339-B2 |
| Application number | US-202218063093-A |
| Country | US |
| Kind code | B2 |
| Filing date | Dec 8, 2022 |
| Priority date | Dec 22, 2017 |
| Publication date | Jan 9, 2024 |
| Grant date | Jan 9, 2024 |
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- Title
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Abstract
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The present disclosure describes a crumpled form of Mxene materials, and methods of making and using these novel compositions.
First claim
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What is claimed: 1. An electrochemical device comprising a crumpled MXene or a composition comprising a crumpled MXene, wherein the crumpled MXene comprises a two dimensional crystalline transition metal carbide, nitride, or carbonitride arranged in a three-dimensional interpenetrating mesoporous structure, the electrochemical device comprising an electrode, an energy storage device, a gas storage device, or a gas sensing device. 2. The electrochemical device of claim 1 , wherein the electrochemical device is an electrode. 3. The electrochemical device of claim 1 , wherein the electrochemical device is an energy storage device. 4. The electrochemical device of claim 3 , wherein the energy storage device is an ion storage battery. 5. The electrochemical device of claim 4 , wherein the ion storage battery is a lithium ion storage battery. 6. The electrochemical device of claim 4 , wherein the ion storage battery is a sodium ion storage battery. 7. The electrochemical device of claim 3 , wherein the energy storage device is a supercapacitor. 8. The electrochemical device of claim 1 , wherein the electrochemical device is a gas storage device. 9. The electrochemical device of claim 1 , wherein the electrochemical device is a gas sensing device. 10. The electrochemical device of claim 1 , wherein the gas sensing device comprises a transition metal cation or an organic dye salt cation. 11. A composite, comprising: (a) a crumpled MXene or a composition comprising a crumpled MXene having surface functionalities, wherein the crumpled MXene comprises a two dimensional crystalline transition metal carbide, nitride, or carbonitride arranged in a three-dimensional interpenetrating mesoporous structure; and (b) a polymer or copolymer, the polymer or copolymer bonding to the surface functionalities of the crumples MXene. 12. The composite of claim 11 , wherein the polymer or copolymer comprises oxygen-containing functional groups. 13. The composite of claim 12 , wherein the oxygen-containing functional groups comprise any one or more of —OH, —COO, and ═O. 14. The composite of claim 11 , wherein the polymer or copolymer comprises and amine functional groups. 15. The composite of claim 11 , wherein the polymer or copolymer and crumpled MXenes are present in a weight ratio range of from about 1:99 to about 98:2. 16. The composite of claim 15 , wherein the polymer comprises a polysaccharide. 17. The composite of claim 16 , wherein the polysaccharide comprises sodium alginate. 18. A crumpled MXene or a composition comprising a crumpled MXene, wherein the crumpled MXene comprises a two dimensional crystalline transition metal carbide, nitride, or carbonitride arranged in a three-dimensional interpenetrating mesoporous structure, the crumpled MXene or a composition comprising a crumpled MXene (a) comprises a structure having irregular pores with diameters between 100 and 400 nm, (b) a surface area in the range of from about 25 to about 75 m 2 /g. 19. The crumpled MXene or a composition comprising a crumpled MXene of claim 18 , wherein the crumpled MXene or a composition comprising a crumpled MXene comprises a structure having a surface area in the range of from about 25 to about 75 m 2 /g. 20. The crumpled MXene or a composition comprising a crumpled MXene of claim 18 , wherein the crumpled MXene or a composition comprising a crumpled MXene comprises a structure having irregular pores with diameters between 100 and 400 nm.
Assignees
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Classifications
- C01B32/921Primary
Titanium carbide · CPC title
Flocculation · CPC title
Nanotechnology for materials or surface science, e.g. nanocomposites · CPC title
Manufacture or treatment of nanostructures · CPC title
extending in two dimensions, e.g. plate-like · CPC title
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- What does patent US11866339B2 cover?
- The present disclosure describes a crumpled form of Mxene materials, and methods of making and using these novel compositions.
- Who is the assignee on this patent?
- Univ Drexel
- What technology area does this patent fall under?
- Primary CPC classification C01B32/921. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Jan 09 2024 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 3 related publications on this page (citations in our corpus or others sharing the same primary CPC).