Title: Compositions comprising free-standing two-dimensional nanocrystals

Abstract

The present invention is directed to methods of transferring urea from an aqueous solution comprising urea to a MXene composition, the method comprising contacting the aqueous solution comprising urea with the MXene composition for a time sufficient to form an intercalated MXene composition comprising urea.

Inventors:

Barsoum, Michel W.; Gogotsi, Yury; Abdelmalak, Michael Naguib; Mashtalir, Olha

Issue Date:

Tue Dec 05 00:00:00 EST 2017

Research Org.:

Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)

Sponsoring Org.:

USDOE

OSTI Identifier:

1411396

Patent Number(s):

9837182

Application Number:

15/205,118

Assignee:

Drexel University (Philadelphia, PA)

Patent Classifications (CPCs):

B - PERFORMING OPERATIONS B32 - LAYERED PRODUCTS B32B - LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

B - PERFORMING OPERATIONS B82 - NANOTECHNOLOGY B82Y - SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES

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B - PERFORMING OPERATIONS B32 - LAYERED PRODUCTS B32B - LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

B32B18/00 - Layered products essentially comprising ceramics, e.g. refractory products
B32B2250/02 - 2 layers
B32B2307/202 - Conductive
B32B2457/10 - Batteries

B - PERFORMING OPERATIONS B82 - NANOTECHNOLOGY B82Y - SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES

B82Y30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites
B82Y40/00 - Manufacture or treatment of nanostructures

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01B - NON-METALLIC ELEMENTS

C01B21/06 - Binary compounds of nitrogen with metals, with silicon, or with boron, {or with carbon, i.e. nitrides
C01B21/0602 - {with two or more other elements chosen from metals, silicon or boron}
C01B21/0615 - {with transition metals other than titanium, zirconium or hafnium}
C01B21/0617 - {with vanadium, niobium or tantalum}
C01B21/062 - {with chromium, molybdenum or tungsten}
C01B21/076 - with titanium or zirconium {or hafnium}
C01B21/0828 - {Carbonitrides or oxycarbonitrides of metals, boron or silicon}
C01B32/90 - Carbides
C01B32/914 - Carbides of single elements
C01B32/921 - Titanium carbide
C01B32/949 - Tungsten or molybdenum carbides

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01C - AMMONIA

C01C3/08 - Simple or complex cyanides of metals {

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01P - INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS

C01P2002/01 - depicted by a TEM-image
C01P2002/08 - Intercalated structures, i.e. with atoms or molecules intercalated in their structure
C01P2002/20 - Two-dimensional structures
C01P2002/72 - by d-values or two theta-values, e.g. as X-ray diagram
C01P2002/77 - by unit-cell parameters, atom positions or structure diagrams
C01P2002/78 - by stacking-plane distances or stacking sequences
C01P2002/82 - by IR- or Raman-data
C01P2002/85 - by XPS, EDX or EDAX data
C01P2002/88 - by thermal analysis data, e.g. TGA, DTA, DSC
C01P2004/03 - obtained by SEM
C01P2004/04 - obtained by TEM, STEM, STM or AFM
C01P2004/133 - Multiwall nanotubes
C01P2004/136 - Nanoscrolls, i.e. tubes having a spiral section
C01P2004/24 - Nanoplates, i.e. plate-like particles with a thickness from 1-100 nanometer
C01P2004/61 - Micrometer sized, i.e. from 1-100 micrometer
C01P2006/12 - Surface area
C01P2006/40 - Electric properties

C - CHEMISTRY C07 - ORGANIC CHEMISTRY C07C - ACYCLIC OR CARBOCYCLIC COMPOUNDS

C07C233/03 - with carbon atoms of carboxamide groups bound to hydrogen atoms
C07C275/00 - Derivatives of urea, i.e. compounds containing any of the groups [IMAGE cpc-sch-C07C-0967.gif], the nitrogen atoms not being part of nitro or nitroso groups
C07C317/04 - of an acyclic saturated carbon skeleton

C - CHEMISTRY C08 - ORGANIC MACROMOLECULAR COMPOUNDS C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients

C08K3/14 - Carbides
C08K3/28 - Nitrogen-containing compounds

H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01B - CABLES

H01B1/20 - Conductive material dispersed in non-conductive organic material {

H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01G - CAPACITORS

H01G11/04 - Hybrid capacitors
H01G11/32 - Carbon-based, e.g. activated carbon materials

H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01M - PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY

H01M10/052 - Li-accumulators
H01M10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes
H01M10/054 - Accumulators with insertion or intercalation of metals other than lithium, e.g. with magnesium or aluminium
H01M2004/021 - {Physical characteristics, e.g. porosity, surface area}
H01M4/0492 - {Chemical attack of the support material}
H01M4/366 - {as layered products}
H01M4/38 - of elements or alloys
H01M4/58 - of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
H01M4/583 - Carbonaceous material, e.g. graphite-intercalation compounds or CFx
H01M4/587 - for inserting or intercalating light metals
H01M4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers

Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

Y02E60/10 - Energy storage

Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC Y10S - TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10S977/755 - Nanosheet or quantum barrier/well, i.e. layer structure having one dimension or thickness of 100 nm or less
Y10S977/896 - Chemical synthesis, e.g. chemical bonding or breaking

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DOE Contract Number:  

AC02-05CH11231

Resource Type:

Patent

Resource Relation:

Patent File Date: 2016 Jul 08

Country of Publication:

United States

Language:

English

Subject:

36 MATERIALS SCIENCE; 37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY