Granted Patent
B2
US 12,614,726 · App. 17/781,924 · Granted Apr 28, 2026
Dispersion and stabilization of MXene materials and MXene materials for energy storage applications
Inventors:
Michel W. Barsoum (Moorestown, NJ); Michael S. Carey (Philadelphia, PA); Rahul Nagesh Pai (Philadelphia, PA); Vibha Kalra (Garnet Valley, PA); Varun R. Natu (Maharashtra, IN)
Assignee:
DREXEL UNIVERSITY
H01M4/5815C01B32/907H01M4/0421H01M4/366H01M4/623C01P2002/72C01P2002/77C01P2002/78C01P2002/82C01P2002/88C01P2004/03C01P2004/04C01P2004/20C01P2006/40H01M2004/021H01M2004/028
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Abstract
Provided are methods of effecting cation exchange in MXene materials so as to stabilize the materials. Also provided are compositions, comprising layered MXene materials that comprise an organic cation between layers. Also provided are MXene compositions comprising a chalcogen disposed thereon, the MXene composition further optionally comprising a quaternary ammonium halide disposed thereon.
Claims (4)
1 . A method, comprising: exchanging an exchangeable first cation of a layered MXene material with a second cation so as to give rise to an enhanced MXene material, the second cation comprising 12-aminolauric acid or di(hydrogenated tallow) benzyl methyl ammonium chloride.
2 . The method of claim 1 , wherein the second cation comprises di(hydrogenated tallow)benzyl methyl ammonium chloride.
3 . The method of claim 1 , further comprising dispersing the enhanced MXene material in a nonpolar solvent.
4 . The method of claim 1 , further comprising dispersing the enhanced MXene material in a polymer.
Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Jun 2, 2022
From: CAREY, MICHAEL S.; BARSOUM, MICHEL W.
To: DREXEL UNIVERSITY
Reel/Frame 060086/0885 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Jun 2, 2022
From: PAI, RAHUL NAGESH; KALRA, VIBHA; BARSOUM, MICHEL W.
To: DREXEL UNIVERSITY
Reel/Frame 060086/0946 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Jun 2, 2022
From: NATU, VARUN R.
To: DREXEL UNIVERSITY
Reel/Frame 060087/0013 →
Continuity (3)
Provisional Application
63089761
· Oct 9, 2020
Provisional Application
62942924
· Dec 3, 2019
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