Methods for producing nanostructures from copper-based catalysts on porous substrates, particularly silicon nanowires on carbon-based substrates for use as battery active materials, are provided. Related compositions are also described. In addition, novel methods for production of copper-based catalyst particles are provided. Methods for producing nanostructures from catalyst particles that comprise a gold shell and a core that does not include gold are also provided.
C01B 33/029 - Préparation par décomposition ou réduction de composés de silicium gazeux ou vaporisés autres que la silice ou un matériau contenant de la silice par décomposition de monosilane
C30B 11/12 - Constituants gazeux, p. ex. croissance vapeur-liquide-solide
C30B 25/00 - Croissance des monocristaux par réaction chimique de gaz réactifs, p. ex. croissance par dépôt chimique en phase vapeur
C30B 29/60 - Monocristaux ou matériaux polycristallins homogènes de structure déterminée caractérisés par leurs matériaux ou par leur forme caractérisés par la forme
Methods for producing nanostructures from copper-based catalysts on porous substrates, particularly silicon nanowires on carbon-based substrates for use as battery active materials, are provided. Related compositions are also described. In addition, novel methods for production of copper-based catalyst particles are provided. Methods for producing nanostructures from catalyst particles that comprise a gold shell and a core that does not include gold are also provided.
C01B 33/029 - Préparation par décomposition ou réduction de composés de silicium gazeux ou vaporisés autres que la silice ou un matériau contenant de la silice par décomposition de monosilane
C30B 11/12 - Constituants gazeux, p. ex. croissance vapeur-liquide-solide
C30B 25/00 - Croissance des monocristaux par réaction chimique de gaz réactifs, p. ex. croissance par dépôt chimique en phase vapeur
C30B 29/60 - Monocristaux ou matériaux polycristallins homogènes de structure déterminée caractérisés par leurs matériaux ou par leur forme caractérisés par la forme
Manufacturing apparatus, systems and method of making silicon (Si) nanowires on carbon based powders, such as graphite, that may be used as anodes in lithium ion batteries are provided. In some embodiments, an inventive tumbler reactor and chemical vapor deposition (CVD) system and method for growing silicon nanowires on carbon based powders in scaled up quantities to provide production scale anodes for the battery industry are described.
Methods for producing nanostructures from copper-based catalysts on porous substrates, particularly silicon nanowires on carbon-based substrates for use as battery active materials, are provided. Related compositions are also described. In addition, novel methods for production of copper-based catalyst particles are provided. Methods for producing nanostructures from catalyst particles that comprise a gold shell and a core that does not include gold are also provided.
C01B 33/029 - Préparation par décomposition ou réduction de composés de silicium gazeux ou vaporisés autres que la silice ou un matériau contenant de la silice par décomposition de monosilane
C30B 11/12 - Constituants gazeux, p. ex. croissance vapeur-liquide-solide
C30B 25/00 - Croissance des monocristaux par réaction chimique de gaz réactifs, p. ex. croissance par dépôt chimique en phase vapeur
C30B 29/60 - Monocristaux ou matériaux polycristallins homogènes de structure déterminée caractérisés par leurs matériaux ou par leur forme caractérisés par la forme
Manufacturing apparatus, systems and method of making silicon (Si) nanowires on carbon based powders, such as graphite, that may be used as anodes in lithium ion batteries are provided. In some embodiments, an inventive tumbler reactor and chemical vapor deposition (CVD) system and method for growing silicon nanowires on carbon based powders in scaled up quantities to provide production scale anodes for the battery industry are described.
Novel composites for use in battery anode electrodes are described. The novel composites include silicon-based nanostructures attached to a carbon-based substrate having a polymer disposed thereon, the polymer including monomeric units formed from styrene and allyl alcohol. The composites allow for the preparation of anode electrodes having low ratios of inactive materials to active materials, with improved processability according to both wet and dry anode coating techniques. Anode electrodes including the composites have improved uniformity and are more apt at accommodating volume changes during cycling.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
Novel composites for use in battery anode electrodes are described. The novel composites include silicon-based nanostructures attached to a carbon-based substrate having a polymer disposed thereon, the polymer including monomeric units formed from styrene and allyl alcohol. The composites allow for the preparation of anode electrodes having low ratios of inactive materials to active materials, with improved processability according to both wet and dry anode coating techniques. Anode electrodes including the composites have improved uniformity and are more apt at accommodating volume changes during cycling.
The present invention relates to nanostructured materials (including nanowires) for use in batteries. Exemplary materials include carbon-comprising, Si-based nanostructures, nanostructured materials disposed on carbon-based substrates, and nanostructures comprising nanoscale scaffolds. The present invention also provides methods of preparing battery electrodes, and batteries, using the nanostructured materials.
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 4/134 - Électrodes à base de métaux, de Si ou d'alliages
H01M 4/1395 - Procédés de fabrication d’électrodes à base de métaux, de Si ou d'alliages
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Consulting in the field of manufacturing of electrodes,
batteries, anodes, fuel cells, capacitors, supercapacitors,
ultracapacitors, battery systems, power systems, energy
storage apparatus and instruments, energy conversion
apparatus and instruments; technical consulting in the field
of manufacturing of silicon-graphite anode material;
manufacturing process consulting; manufacture for others
silicon-graphite anode material. Product development consultation; research and development
and consultation related thereto in the field of batteries,
anodes, fuel cells, capacitors, supercapacitors,
ultracapacitors, battery systems, power systems, energy
storage apparatus and instruments, and energy conversion
apparatus and instruments.
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
(1) Consulting in the field of manufacturing of electrodes, batteries, anodes, fuel cells, capacitors, supercapacitors, ultracapacitors, battery systems, power systems, energy storage apparatus and instruments, energy conversion apparatus and instruments; Technical consulting in the field of manufacturing of silicon-graphite anode material; Manufacturing process consulting in the fields of electrodes, batteries, anodes, fuel cells, capacitors, supercapacitors, ultracapacitors, battery systems, power systems, energy storage apparatus and instruments, energy conversion apparatus and instruments, silicon-graphite anode material; Manufacture for others silicon-graphite anode material
(2) Product development consultation; research and development and consultation related thereto in the field of batteries, anodes, fuel cells, capacitors, supercapacitors, ultracapacitors, battery systems, power systems, energy storage apparatus and instruments, and energy conversion apparatus and instruments
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Consulting in the field of manufacturing of electrodes, batteries, anodes, fuel cells, capacitors, supercapacitors, ultracapacitors, battery systems, power systems, energy storage apparatus and instruments, energy conversion apparatus and instruments; Technical consulting in the field of manufacturing of silicon-graphite anode material; Manufacturing process consulting; Manufacture of silicon-graphite anode material to order and/or specification of others Product development consultation; Research and development and consultation related thereto in the field of batteries, anodes, fuel cells, capacitors, supercapacitors, ultracapacitors, battery systems, power systems, energy storage apparatus and instruments, and energy conversion apparatus and instruments
The present invention relates to nanostructured materials (including nanowires) for use in batteries. Exemplary materials include carbon-comprising, Si-based nanostructures, nanostructured materials disposed on carbon-based substrates, and nanostructures comprising nanoscale scaffolds. The present invention also provides methods of preparing battery electrodes, and batteries, using the nanostructured materials.
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 4/1395 - Procédés de fabrication d’électrodes à base de métaux, de Si ou d'alliages
H01M 4/134 - Électrodes à base de métaux, de Si ou d'alliages
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
The present invention relates to SiC nanostructures, including SiC nanopowder, SiC nanowires, and composites of SiC nanopowder and nanowires, which can be used as catalyst supports in membrane electrode assemblies and in fuel cells. The present invention also relates to composite catalyst supports comprising nanopowder and one or more inorganic nanowires for a membrane electrode assembly.
H01B 1/04 - Conducteurs ou corps conducteurs caractérisés par les matériaux conducteurs utilisésEmploi de matériaux spécifiés comme conducteurs composés principalement soit de compositions à base de carbone-silicium, soit de carbone soit de silicium
H01M 4/86 - Électrodes inertes ayant une activité catalytique, p. ex. pour piles à combustible
The present invention relates to nanostructured materials (including nanowires) for use in batteries. Exemplary materials include carbon-comprising, Si-based nanostructures, nanostructured materials disposed on carbon-based substrates, and nanostructures comprising nanoscale scaffolds. The present invention also provides methods of preparing battery electrodes, and batteries, using the nanostructured materials.
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 4/1395 - Procédés de fabrication d’électrodes à base de métaux, de Si ou d'alliages
H01M 4/134 - Électrodes à base de métaux, de Si ou d'alliages
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
15.
Silicon nanostructure active materials for lithium ion batteries and processes, compositions, components, and devices related thereto
The present invention relates to nanostructured materials for use in rechargeable energy storage devices such as lithium batteries, particularly rechargeable secondary lithium batteries, or lithium-ion batteries (LIBs). The present invention includes materials, components, and devices, including nanostructured materials for use as battery active materials, and lithium ion battery (LIB) electrodes comprising such nanostructured materials, as well as manufacturing methods related thereto. Exemplary nanostructured materials include silicon-based nanostructures such as silicon nanowires and coated silicon nanowires, nanostructures disposed on substrates comprising active materials or current collectors such as silicon nanowires disposed on graphite particles or copper electrode plates, and LIB anode composites comprising high-capacity active material nanostructures formed on a porous copper and/or graphite powder substrate.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
Methods for producing nanostructures from copper-based catalysts on porous substrates, particularly silicon nanowires on carbon-based substrates for use as battery active materials, are provided. Related compositions are also described. In addition, novel methods for production of copper-based catalyst particles are provided. Methods for producing nanostructures from catalyst particles that comprise a gold shell and a core that does not include gold are also provided.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
C30B 29/60 - Monocristaux ou matériaux polycristallins homogènes de structure déterminée caractérisés par leurs matériaux ou par leur forme caractérisés par la forme
C01B 33/029 - Préparation par décomposition ou réduction de composés de silicium gazeux ou vaporisés autres que la silice ou un matériau contenant de la silice par décomposition de monosilane
The present invention relates to nanostructured materials for use in rechargeable energy storage devices such as lithium batteries, particularly rechargeable secondary lithium batteries, or lithium-ion batteries (LIBs). The present invention includes materials, components, and devices, including nanostructured materials for use as battery active materials, and lithium ion battery (LIB) electrodes comprising such nanostructured materials, as well as manufacturing methods related thereto. Exemplary nanostructured materials include silicon-based nanostructures such as silicon nanowires and coated silicon nanowires, nanostructures disposed on substrates comprising active materials or current collectors such as silicon nanowires disposed on graphite particles or copper electrode plates, and LIB anode composites comprising high-capacity active material nanostructures formed on a porous copper and/or graphite powder substrate.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
18.
Manufacturing apparatus and method for making silicon nanowires on carbon based powders for use in batteries
Manufacturing apparatus, systems and method of making silicon (Si) nanowires on carbon based powders, such as graphite, that may be used as anodes in lithium ion batteries are provided. In some embodiments, an inventive tumbler reactor and chemical vapor deposition (CVD) system and method for growing silicon nanowires on carbon based powders in scaled up quantities to provide production scale anodes for the battery industry are described.
H01M 4/134 - Électrodes à base de métaux, de Si ou d'alliages
H01M 4/1395 - Procédés de fabrication d’électrodes à base de métaux, de Si ou d'alliages
H01M 10/0565 - Matériaux polymères, p. ex. du type gel ou du type solide
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
19.
Manufacturing apparatus and method for making silicon nanowires on carbon based powders for use in batteries
Manufacturing apparatus, systems and method of making silicon (Si) nanowires on carbon based powders, such as graphite, that may be used as anodes in lithium ion batteries are provided. In some embodiments, an inventive tumbler reactor and chemical vapor deposition (CVD) system and method for growing silicon nanowires on carbon based powders in scaled up quantities to provide production scale anodes for the battery industry are described.
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 4/1395 - Procédés de fabrication d’électrodes à base de métaux, de Si ou d'alliages
H01M 4/134 - Électrodes à base de métaux, de Si ou d'alliages
A battery comprises an anode, a cathode, a first reference electrode, and a second reference electrode. The battery also include an electrolyte between each of the anode, cathode, first reference electrode, and second reference electrode.
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/485 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques d'oxydes ou d'hydroxydes mixtes pour insérer ou intercaler des métaux légers, p. ex. LiTi2O4 ou LiTi2OxFy
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/587 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx pour insérer ou intercaler des métaux légers
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
09 - Appareils et instruments scientifiques et électriques
Produits et services
Chemicals in the nature of nanowires, nanorods and composite
nanomaterials, all made from silicon and graphite for use in
the manufacture of electrodes, cathodes, anodes, batteries,
battery storage cells, power storage systems, power storage
apparatus and instruments, fuel cells, energy storage
apparatus and instruments, energy storage and energy
conversion apparatus and instruments, energy conversion
apparatus and instruments, energy storage and conversion
systems, cathodic protection anodes, and cathodic corrosion
protection systems; chemicals in the nature of silicon
nanowire compositions and compounds, composite silicon
nanowire, graphite nano particles, and reinforced silicon
composite nano particles, all for use in the manufacture of
electrodes, cathodes, anodes, batteries, battery storage
cells, power storage systems, power storage apparatus and
instruments, fuel cells, energy storage apparatus and
instruments, energy storage and energy conversion apparatus
and instruments, energy conversion apparatus and
instruments, energy storage and conversion systems, cathodic
protection anodes, and cathodic corrosion protection
systems; chemicals for use in industry being compounds
comprising both oxygen and silicon; chemicals for use in
industry being oxides of silicon; goods for use in
connection with the aforesaid goods, namely, chemicals in
the nature of anode and catalyst supports for chemical and
biochemical processes, inorganic oxides and sub oxides in
the nature of catalyst supports for chemical, industrial and
manufacturing processes, and conductive chemicals in the
nature of inorganic oxides and sub oxides for use as
conductive chemical additives for active chemical materials
in batteries. Anodes; batteries; electrical cells, namely, battery storage
cells; power storage apparatus and instruments, namely,
batteries, fuel cells, capacitors, supercapacitors,
ultracapacitors; power storage systems comprised primarily
of batteries, fuel cells, capacitors, supercapacitors,
ultracapacitors, anodes; cathodes; cathodic protection
anodes; cathodic corrosion protection systems comprised
primarily of anodes attached to reinforced concrete to
arrest rebar corrosion; energy storage apparatus and
instruments, namely, batteries, fuel cells, capacitors,
supercapacitors, ultracapacitors; energy conversion
apparatus and instruments, namely, batteries, fuel cells,
capacitors, supercapacitors, ultracapacitors; energy storage
and conversion systems comprised primarily of batteries,
fuel cells, capacitors, supercapacitors, and
ultracapacitors; fuel cells; parts and fittings for all of
the aforesaid goods, namely, electrodes, bipolar plates for
the interconnection of individual cells in fuel cells and
batteries for the generation of electrical current, liquid
level sensors, oil level sensors, temperature sensors, ohmic
heating elements in the nature of electrical resistors made
from ceramic materials and used for direct heating in the
power storage, water treatment and construction industries.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
09 - Appareils et instruments scientifiques et électriques
Produits et services
(1) Chemicals in the nature of nanowires, nanorods and composite nanomaterials, all made from silicon and graphite for use in the manufacture of electrodes, cathodes, anodes, batteries, battery storage cells, power storage systems, power storage apparatus and instruments, fuel cells, energy storage apparatus and instruments, energy storage and energy conversion apparatus and instruments, energy conversion apparatus and instruments, energy storage and conversion systems, cathodic protection anodes, and cathodic corrosion protection systems; Chemicals in the nature of silicon nanowire compositions and compounds, composite silicon nanowire, graphite nano particles, and reinforced silicon composite nano particles, all for use in the manufacture of electrodes, cathodes, anodes, batteries, battery storage cells, power storage systems, power storage apparatus and instruments, fuel cells, energy storage apparatus and instruments, energy storage and energy conversion apparatus and instruments, energy conversion apparatus and instruments, energy storage and conversion systems, cathodic protection anodes, and cathodic corrosion protection systems; chemicals for use in industry being compounds comprising both oxygen and silicon; chemicals for use in industry being oxides of silicon; goods for use in connection with the aforesaid goods, namely, chemicals in the nature of anode and catalyst supports for chemical and biochemical processes, inorganic oxides and sub oxides in the nature of catalyst supports for chemical, industrial and manufacturing processes, and conductive chemicals in the nature of inorganic oxides and sub oxides for use as conductive chemical additives for active chemical materials in batteries.
(2) Electrodes for use in electrochemical cells; electrodes for use in batteries; electrodes, namely graphite anodes; electrical storage batteries; galvanic batteries; electrical cells, namely, battery storage cells; power storage apparatus and instruments, namely, batteries, fuel cells, capacitors, supercapacitors, ultracapacitors; power storage systems comprised primarily of batteries, fuel cells, capacitors, supercapacitors, ultracapacitors, anodes; cathodes; cathodic protection anodes; cathodic corrosion protection systems comprised primarily of anodes attached to reinforced concrete to arrest rebar corrosion; energy storage apparatus and instruments, namely, batteries, fuel cells, capacitors, supercapacitors, ultracapacitors; energy conversion apparatus and instruments, namely, batteries, fuel cells, capacitors, supercapacitors, ultracapacitors; energy storage and conversion systems comprised primarily of batteries, fuel cells, capacitors, supercapacitors, and ultracapacitors; fuel cells; parts and fittings for all of the aforesaid goods, namely, electrodes, bipolar plates for the interconnection of individual cells in fuel cells and batteries for the generation of electrical current, liquid level sensors, oil level sensors, temperature sensors, ohmic heating elements in the nature of electrical resistors made from ceramic materials and used for direct heating in the power storage, water treatment and construction industries.
23.
Porous substrates, articles, systems and compositions comprising nanofibers and methods of their use and production
Porous and/or curved nanofiber bearing substrate materials are provided having enhanced surface area for a variety of applications including as electrical substrates, semipermeable membranes and barriers, structural lattices for tissue culturing and for composite materials, production of long unbranched nanofibers, and the like. A method of producing nanofibers is disclosed including providing a plurality of microparticles or nanoparticles such as carbon black particles having a catalyst material deposited thereon, and synthesizing a plurality of nanofibers from the catalyst material on the microparticles or nanoparticles. Compositions including carbon black particles having nanowires deposited thereon are further disclosed.
H01L 21/02 - Fabrication ou traitement des dispositifs à semi-conducteurs ou de leurs parties constitutives
B01J 35/00 - Catalyseurs caractérisés par leur forme ou leurs propriétés physiques, en général
H01B 1/00 - Conducteurs ou corps conducteurs caractérisés par les matériaux conducteurs utilisésEmploi de matériaux spécifiés comme conducteurs
H01B 1/04 - Conducteurs ou corps conducteurs caractérisés par les matériaux conducteurs utilisésEmploi de matériaux spécifiés comme conducteurs composés principalement soit de compositions à base de carbone-silicium, soit de carbone soit de silicium
B01D 39/20 - Autres substances filtrantes autoportantes en substance inorganique, p. ex. papier d'amiante ou substance filtrante métallique faite de fils métalliques non-tissés
B82Y 30/00 - Nanotechnologie pour matériaux ou science des surfaces, p. ex. nanocomposites
D06M 11/44 - Oxydes ou hydroxydes d'éléments des groupes 2 ou 12 du tableau périodiqueZincatesCadmates
D06M 11/45 - Oxydes ou hydroxydes d'éléments des groupes 3 ou 13 du tableau périodiqueAluminates
D06M 11/46 - Oxydes ou hydroxydes d'éléments des groupes 4 ou 14 du tableau périodiqueTitanatesZirconatesStannatesPlombates
D06M 11/49 - Oxydes ou hydroxydes d'éléments des groupes 8, 9, 10 ou 18 du tableau périodiqueFerratesCobaltatesNickelatesRuthénatesOsmatesRhodatesIridatesPalladatesPlatinates
D06M 11/83 - Traitement des fibres, fils, filés, tissus ou des articles fibreux faits de ces matières, avec des substances inorganiques ou leurs complexesUn tel traitement combiné avec un traitement mécanique, p. ex. mercerisage avec des métauxTraitement des fibres, fils, filés, tissus ou des articles fibreux faits de ces matières, avec des substances inorganiques ou leurs complexesUn tel traitement combiné avec un traitement mécanique, p. ex. mercerisage avec des composés libérant des métaux, p. ex. des métaux-carbonylesRéduction de composés métalliques sur des textiles
Methods for producing nanostructures from copper-based catalysts on porous substrates, particularly silicon nanowires on carbon-based substrates for use as battery active materials, are provided. Related compositions are also described. In addition, novel methods for production of copper-based catalyst particles are provided. Methods for producing nanostructures from catalyst particles that comprise a gold shell and a core that does not include gold are also provided.
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
C01B 33/029 - Préparation par décomposition ou réduction de composés de silicium gazeux ou vaporisés autres que la silice ou un matériau contenant de la silice par décomposition de monosilane
B01J 37/02 - Imprégnation, revêtement ou précipitation
C30B 11/12 - Constituants gazeux, p. ex. croissance vapeur-liquide-solide
C30B 29/60 - Monocristaux ou matériaux polycristallins homogènes de structure déterminée caractérisés par leurs matériaux ou par leur forme caractérisés par la forme
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
Produits et services
Chemicals in the nature of nanowires, nanorods and composite nanomaterials, all made from silicon and graphite for use in the manufacture of electrodes, cathodes, anodes, batteries, battery storage cells, power storage systems, power storage apparatus and instruments, fuel cells, energy storage apparatus and instruments, energy storage and energy conversion apparatus and instruments, energy conversion apparatus and instruments, energy storage and conversion systems; Chemicals in the nature of silicon nanowire compositions and compounds, composite silicon nanowire, graphite nano particles, and reinforced silicon composite nano particles, all for use in the manufacture of electrodes, cathodes, anodes, batteries, battery storage cells, power storage systems, power storage apparatus and instruments, fuel cells, energy storage apparatus and instruments, energy storage and energy conversion apparatus and instruments, energy conversion apparatus and instruments, energy storage and conversion systems
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electrodes; batteries; anodes; energy storage apparatus and instruments, namely, batteries, fuel cells, capacitors, supercapacitors, ultracapacitors; energy conversion apparatus and instruments, namely, batteries, energy storage and conversion systems comprised primarily of batteries
27.
Silicon nanostructure active materials for lithium ion batteries and processes, compositions, components and devices related thereto
The present invention relates to nanostructured materials for use in rechargeable energy storage devices such as lithium batteries, particularly rechargeable secondary lithium batteries, or lithium-ion batteries (LIBs). The present invention includes materials, components, and devices, including nanostructured materials for use as battery active materials, and lithium ion battery (LIB) electrodes comprising such nanostructured materials, as well as manufacturing methods related thereto. Exemplary nanostructured materials include silicon-based nanostructures such as silicon nanowires and coated silicon nanowires, nanostructures disposed on substrates comprising active materials or current collectors such as silicon nanowires disposed on graphite particles or copper electrode plates, and LIB anode composites comprising high-capacity active material nanostructures formed on a porous copper and/or graphite powder substrate.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 4/1395 - Procédés de fabrication d’électrodes à base de métaux, de Si ou d'alliages
H01M 4/134 - Électrodes à base de métaux, de Si ou d'alliages
Methods and apparatus for high density nanowire growth are presented. Methods of making a nanowire growth cartridge assembly are also provided, as are nanowire growth cartridge assemblies.
B01J 8/02 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes
B01J 35/02 - Catalyseurs caractérisés par leur forme ou leurs propriétés physiques, en général solides
B01J 19/00 - Procédés chimiques, physiques ou physico-chimiques en généralAppareils appropriés
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
D01F 9/00 - Filaments, ou similaires, faits par l’homme, formés d’autres substancesLeur fabricationAppareils spécialement adaptés à la fabrication de filaments de carbone
29.
Nanowire-based membrane electrode assemblies for fuel cells
The present invention discloses nanowires for use in a fuel cell comprising a metal catalyst deposited on a surface of the nanowires. A membrane electrode assembly for a fuel cell is disclosed which generally comprises a proton exchange membrane, an anode electrode, and a cathode electrode, wherein at least one or more of the anode electrode and cathode electrode comprise an interconnected network of the catalyst supported nanowires. Methods are also disclosed for preparing a membrane electrode assembly and fuel cell based upon an interconnected network of nanowires.
The present invention relates to SiC nanostructures, including SiC nanopowder, SiC nanowires, and composites of SiC nanopowder and nanowires, which can be used as catalyst supports in membrane electrode assemblies and in fuel cells. The present invention also relates to composite catalyst supports comprising nanopowder and one or more inorganic nanowires for a membrane electrode assembly.
H01M 4/94 - Électrodes à diffusion non poreuses, p. ex. membranes en palladium, membranes à échange d'ions
C04B 35/52 - Produits céramiques mis en forme, caractérisés par leur compositionCompositions céramiquesTraitement de poudres de composés inorganiques préalablement à la fabrication de produits céramiques à base de non oxydes à base de carbone, p. ex. graphite
C04B 35/56 - Produits céramiques mis en forme, caractérisés par leur compositionCompositions céramiquesTraitement de poudres de composés inorganiques préalablement à la fabrication de produits céramiques à base de non oxydes à base de carbures
The present invention provides methods and systems for nanowire alignment and deposition. Energizing (e.g., an alternating current electric field) is used to align and associate nanowires with electrodes. By modulating the energizing, the nanowires are coupled to the electrodes such that they remain in place during subsequent wash and drying steps. The invention also provides methods for transferring nanowires from one substrate to another in order to prepare various device substrates. The present invention also provides methods for monitoring and controlling the number of nanowires deposited at a particular electrode pair, as well as methods for manipulating nanowires in solution.
The present invention discloses nanowires for use in a fuel cell comprising a metal catalyst deposited on a surface of the nanowires. A membrane electrode assembly for a fuel cell is disclosed which generally comprises a proton exchange membrane, an anode electrode, and a cathode electrode, wherein at least one or more of the anode electrode and cathode electrode comprise an interconnected network of the catalyst supported nanowires. Methods are also disclosed for preparing a membrane electrode assembly and fuel cell based upon an interconnected network of nanowires.
The present invention relates to nanostructured materials (including nanowires) for use in batteries. Exemplary materials include carbon-comprising, Si-based nanostructures, nanostructured materials disposed on carbon-based substrates, and nanostructures comprising nanoscale scaffolds. The present invention also provides methods of preparing battery electrodes, and batteries, using the nanostructured materials.
The present invention is directed to compositions of matter, systems, and methods to manufacture nanowires. In an embodiment, a method to produce a catalytic-coated nanowire growth substrate for nanowire growth is disclosed which comprises: (a) depositing a buffer layer on a substrate; (b) treating the buffer layer with boiled water or steam to enhance interactions between the buffer layer and catalyst particles; and (c) depositing catalytic particles on a surface of the buffer layer. Methods to develop and use this catalytic-coated nanowire growth substrate are disclosed.
The present invention discloses nanowires for use in a fuel cell comprising a metal catalyst deposited on a surface of the nanowires. A membrane electrode assembly for a fuel cell is disclosed which generally comprises a proton exchange membrane, an anode electrode, and a cathode electrode, wherein at least one or more of the anode electrode and cathode electrode comprise an interconnected network of the catalyst supported nanowires. Methods are also disclosed for preparing a membrane electrode assembly and fuel cell based upon an interconnected network of nanowires.
The present invention is directed to methods to harvest, integrate and exploit nanomaterials, and particularly elongated nanowire materials. The invention provides methods for harvesting nanowires that include selectively etching a sacrificial layer placed on a nanowire growth substrate to remove nanowires. The invention also provides methods for integrating nanowires into electronic devices that include placing an outer surface of a cylinder in contact with a fluid suspension of nanowires and rolling the nanowire coated cylinder to deposit nanowires onto a surface. Methods are also provided to deposit nanowires using an ink-jet printer or an aperture to align nanowires. Additional aspects of the invention provide methods for preventing gate shorts in nanowire based transistors. Additional methods for harvesting and integrating nanowires are provided.
The present invention relates to methods of forming substrate elements, including semiconductor elements such as nanowires, transistors and other structures, as well as the elements formed by such methods.
H01L 21/302 - Traitement des corps semi-conducteurs en utilisant des procédés ou des appareils non couverts par les groupes pour changer leurs caractéristiques physiques de surface ou leur forme, p. ex. gravure, polissage, découpage
H01L 29/06 - Corps semi-conducteurs caractérisés par les formes, les dimensions relatives, ou les dispositions des régions semi-conductrices
B81C 1/00 - Fabrication ou traitement de dispositifs ou de systèmes dans ou sur un substrat
B82Y 10/00 - Nanotechnologie pour le traitement, le stockage ou la transmission d’informations, p. ex. calcul quantique ou logique à un électron
H01L 29/66 - Types de dispositifs semi-conducteurs
The present invention provides processes for producing horizontal nanowires that are separate and oriented and allow for processing directly on a substrate material. The nanowires grow horizontally by suppressing vertical growth from a nucleating particle, such as a metal film. The present invention also provides for horizontal nanowire growth from nucleating particles on the edges of nanometer-sized steps. Following processing, the nanowires can be removed from the substrate and transferred to other substrates. The present invention also provides for nanowires produced by these processes and electronic devices comprising these nanowires. The present invention also provides for nanowire growth apparatus that provide horizontal nanowires, and processes for producing nanowire devices.
The present invention is directed to systems and methods for nanowire growth. In an embodiment, methods for nanowire growth and doping are provided, including methods for epitaxial vertically oriented nanowire growth including providing a substrate material having one or more nucleating particles deposited thereon in a reaction chamber, introducing an etchant gas into the reaction chamber at a first temperature which gas aids in cleaning the surface of the substrate material, contacting the nucleating particles with at least a first precursor gas to initiate nanowire growth, and heating the alloy droplet to a second temperature, whereby nanowires are grown at the site of the nucleating particles. The etchant gas may also be introduced into the reaction chamber during growth of the wires to provide nanowires with low taper.
H01L 21/00 - Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de dispositifs à semi-conducteurs ou de dispositifs à l'état solide, ou bien de leurs parties constitutives
40.
Nanowire-based membrane electrode assemblies for fuel cells
The present invention discloses nanowires for use in a fuel cell comprising a metal catalyst deposited on a surface of the nanowires. A membrane electrode assembly for a fuel cell is disclosed which generally comprises a proton exchange membrane, an anode electrode, and a cathode electrode, wherein at least one or more of the anode electrode and cathode electrode comprise an interconnected network of the catalyst supported nanowires. Methods are also disclosed for preparing a membrane electrode assembly and fuel cell based upon an interconnected network of nanowires.
Methods and systems for applying nanowires and electrical devices to surfaces are described. In a first aspect, at least one nanowire is provided proximate to an electrode pair. An electric field is generated by electrodes of the electrode pair to associate the at least one nanowire with the electrodes. The electrode pair is aligned with a region of the destination surface. The at least one nanowire is deposited from the electrode pair to the region. In another aspect, a plurality of electrical devices is provided proximate to an electrode pair. An electric field is generated by electrodes of the electrode pair to associate an electrical device of the plurality of electrical devices with the electrodes. The electrode pair is aligned with a region of the destination surface. The electrical device is deposited from the electrode pair to the region.
B05D 1/04 - Procédés pour appliquer des liquides ou d'autres matériaux fluides aux surfaces réalisés par pulvérisation comportant l'emploi d'un champ électrostatique
The present invention is directed to nanowire structures and interconnected nanowire networks comprising such structures, as well as methods for their production. The nanowire structures comprise a nanowire core, a carbon-based layer, and in additional embodiments, carbon-based structures such as nanographitic plates consisting of graphenes formed on the nanowire cores, interconnecting the nanowire structures in the networks. The networks are porous structures that can be formed into membranes or particles. The nanowire structures and the networks formed using them are useful in catalyst and electrode applications, including fuel cells, as well as field emission devices, support substrates and chromatographic applications.
The present invention provides methods and systems for nanowire alignment and deposition. Energizing (e.g., an alternating current electric field) is used to align and associate nanowires with electrodes. By modulating the energizing, the nanowires are coupled to the electrodes such that they remain in place during subsequent wash and drying steps. The invention also provides methods for transferring nanowires from one substrate to another in order to prepare various device substrates. The present invention also provides methods for monitoring and controlling the number of nanowires deposited at a particular electrode pair, as well as methods for manipulating nanowires in solution.
The present invention is directed to methods to harvest, integrate and exploit nanomaterials, and particularly elongated nanowire materials. The invention provides methods for harvesting nanowires that include selectively etching a sacrificial layer placed on a nanowire growth substrate to remove nanowires. The invention also provides methods for integrating nanowires into electronic devices that include placing an outer surface of a cylinder in contact with a fluid suspension of nanowires and rolling the nanowire coated cylinder to deposit nanowires onto a surface. Methods are also provided to deposit nanowires using an ink-jet printer or an aperture to align nanowires. Additional aspects of the invention provide methods for preventing gate shorts in nanowire based transistors. Additional methods for harvesting and integrating nanowires are provided.
The present invention is directed to systems and methods for nanowire growth and harvesting. In an embodiment, methods for nanowire growth and doping are provided, including methods for epitaxial oriented nanowire growth using a combination of silicon precursors, as well as us of patterned substrates to grow oriented nanowires. In a further aspect of the invention, methods to improve nanowire quality through the use of sacrifical growth layers are provided. In another aspect of the invention, methods for transferring nanowires from one substrate to another substrate are provided.
C23C 16/00 - Revêtement chimique par décomposition de composés gazeux, ne laissant pas de produits de réaction du matériau de la surface dans le revêtement, c.-à-d. procédés de dépôt chimique en phase vapeur [CVD]
46.
Methods for oriented growth of nanowires on patterned substrates
The present invention is directed to systems and methods for nanowire growth and harvesting. In an embodiment, methods for nanowire growth and doping are provided, including methods for epitaxial oriented nanowire growth using a combination of silicon precursors, as well as us of patterned substrates to grow oriented nanowires. In a further aspect of the invention, methods to improve nanowire quality through the use of sacrificial growth layers are provided. In another aspect of the invention, methods for transferring nanowires from one substrate to another substrate are provided.
Methods and systems for depositing nanomaterials onto a receiving substrate and optionally for depositing those materials in a desired orientation, that comprise providing nanomaterials on a transfer substrate and contacting the nanomaterials with an adherent material disposed upon a surface or portions of a surface of a receiving substrate. Orientation is optionally provided by moving the transfer and receiving substrates relative to each other during the transfer process.
The present invention relates to a system and process for producing a nanowire-material composite. A substrate having nanowires attached to a portion of at least one surface is provided. A material is deposited over the portion to form the nanowire-material composite. The process further optionally includes separating the nanowire-material composite from the substrate to form a freestanding nanowire-material composite. The freestanding nanowire material composite is optionally further processed into an electronic substrate. A variety of electronic substrates can be produced using the methods described herein. For example, a multi-color light-emitting diode can be produced from multiple, stacked layers of nanowire-material composites, each composite layer emitting light at a different wavelength.
A method and apparatus for an electronic substrate having a plurality of semiconductor devices is described. A thin film of nanowires is formed on a substrate. The thin film of nanowires is formed to have a sufficient density of nanowires to achieve an operational current level. A plurality of semiconductor regions are defined in the thin film of nanowires. Contacts are formed at the semiconductor device regions to thereby provide electrical connectivity to the plurality of semiconductor devices. Furthermore, various materials for fabricating nanowires, thin films including p-doped nanowires and n-doped nanowires, nanowire heterostructures, light emitting nanowire heterostructures, flow masks for positioning nanowires on substrates, nanowire spraying techniques for depositing nanowires, techniques for reducing or eliminating phonon scattering of electrons in nanowires, and techniques for reducing surface states in nanowires are described.
The present invention is directed to nanowire structures and interconnected nanowire networks comprising such structures, as well as methods for their production. The nanowire structures comprise a nanowire core, a carbon-based layer, and in additional embodiments, carbon-based structures such as nanographitic plates consisting of graphenes formed on the nanowire cores, interconnecting the nanowire structures in the networks. The networks are porous structures that can be formed into membranes or particles. The nanowire structures and the networks formed using them are useful in catalyst and electrode applications, including fuel cells, as well as field emission devices, support substrates and chromatographic applications.
Porous nanofiber bearing substrate materials are provided having enhanced surface area for a variety of applications including as electrical substrates, semipermeable membranes and barriers, structural lattices for tissue culturing and for composite materials, and the like.
A61F 13/00 - Bandages ou pansementsGarnitures absorbantes
B32B 3/26 - Produits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche continue dont le périmètre de la section droite a une allure particulièreProduits stratifiés comprenant une couche ayant des discontinuités ou des rugosités externes ou internes, ou une couche de forme non planeProduits stratifiés comprenant une couche ayant des particularités au niveau de sa forme caractérisés par une couche comportant des cavités ou des vides internes
A61M 35/00 - Dispositifs pour appliquer des agents, p. ex. des remèdes, sur le corps humain
The present invention is directed to nanowire structures and interconnected nanowire networks comprising such structures, as well as methods for their production. The nanowire structures comprise a nanowire core, a carbon-based layer, and in additional embodiments, carbon-based structures such as nanographitic plates consisting of graphenes formed on the nanowire cores, interconnecting the nanowire structures in the networks. The networks are porous structures that can be formed into membranes or particles. The nanowire structures and the networks formed using them are useful in catalyst and electrode applications, including fuel cells, as well as field emission devices, support substrates and chromatographic applications.
Nanowire dispersion compositions (and uses thereof) are disclosed comprising a plurality of inorganic nanowires suspended in an aqueous or non-aqueous solution comprising at least one low molecular weight and/or low HLB (Hydrophile-Lipophile Balance) value dispersant. Methods of further improving the dispersability of a plurality of inorganic nanowires in an aqueous or non-aqueous solution comprise, for example, oxidizing the surface of the nanowires prior to dispersing the nanowires in the aqueous or non-aqueous solution.
The present invention is directed to a display using nanowire transistors. In particular, a liquid crystal display using nanowire pixel transistors, nanowire row transistors, nanowire column transistors and nanowire edge electronics is described. A nanowire pixel transistor is used to control the voltage applied across a pixel containing liquid crystals. A pair of nanowire row transistors is used to turn nanowire pixel transistors that are located along a row trace connected to the pair of nanowire row transistors on and off. Nanowire column transistors are used to apply a voltage across nanowire pixel transistors that are located along a column trace connected to a nanowire column transistor. Displays including organic light emitting diodes (OLED) displays, nanotube field effect displays, plasma displays, micromirror displays, micoelectromechanical (MEMs) displays, electrochromic displays and electrophoretic displays using nanowire transistors are also provided.
G09G 3/36 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice en commandant la lumière provenant d'une source indépendante utilisant des cristaux liquides
55.
Nanowire-based membrane electrode assemblies for fuel cells
The present invention discloses nanowires for use in a fuel cell comprising a metal catalyst deposited on a surface of the nanowires. A membrane electrode assembly for a fuel cell is disclosed which generally comprises a proton exchange membrane, an anode electrode, and a cathode electrode, wherein at least one or more of the anode electrode and cathode electrode comprise an interconnected network of the catalyst supported nanowires. Methods are also disclosed for preparing a membrane electrode assembly and fuel cell based upon an interconnected network of nanowires.
B05D 5/12 - Procédés pour appliquer des liquides ou d'autres matériaux fluides aux surfaces pour obtenir des effets, finis ou des structures de surface particuliers pour obtenir un revêtement ayant des propriétés électriques spécifiques
56.
Systems and methods for harvesting and integrating nanowires
The present invention is directed to methods to harvest, integrate and exploit nanomaterials, and particularly elongated nanowire materials. The invention provides methods for harvesting nanowires that include selectively etching a sacrificial layer placed on a nanowire growth substrate to remove nanowires. The invention also provides methods for integrating nanowires into electronic devices that include placing an outer surface of a cylinder in contact with a fluid suspension of nanowires and rolling the nanowire coated cylinder to deposit nanowires onto a surface. Methods are also provided to deposit nanowires using an ink-jet printer or an aperture to align nanowires. Additional aspects of the invention provide methods for preventing gate shorts in nanowire based transistors. Additional methods for harvesting and integrating nanowires are provided.
The present invention is directed to methods to produce, process, and exploit nanomaterials, and particularly elongated nanowire materials. The invention provides a method for producing nanowires that includes providing a thin film of a catalyst material with varying thickness on a substrate, heating the substrate and thin film, such that the thin film disassociates at the relatively thinner regions and vapor depositing a semiconductor onto the substrate to produce nanowires. A method is also provided in which two or more thin films of different materials are overlayed over a substrate, selectively etching the first underlying thin film to create a plurality of islands of the second thin film that mask portions of the first thin film and expose other portions and growing nanowires on the first thin film. Additional methods for producing nanowires are provided.
H01L 21/302 - Traitement des corps semi-conducteurs en utilisant des procédés ou des appareils non couverts par les groupes pour changer leurs caractéristiques physiques de surface ou leur forme, p. ex. gravure, polissage, découpage
58.
Super-hydrophobic surfaces, methods of their construction and uses therefor
This invention provides novel super-liquidphobic nanofibers and structures comprising such nanofibers, as well as methods and uses for such nanofibers.
