# US 2014/0190407 A1 · Coating a substance with graphene

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- Number: US 2014/0190407 A1
- Document ID: US20140190407A1
- Status: Published application
- Kind: A1
- Application number: 14/176,833
- Filed: 2014-02-10
- Published: 2014-07-10
- Earliest claimed: 2012-06-20
- Assignees: Empire Tecnology Development, LLC
- Applicants: Empire Tecnology Development, LLC
- Inventors: SETH ADRIAN MILLLER
- Web page: https://patentgrep.com/patent/US20140190407A1

## CPC

- C23C 16/26: Deposition of carbon only
- B32B 9/007: {comprising carbon, e.g. graphite, composite carbon}
- B82Y 30/00: Nanotechnology for materials or surface science, e.g. nanocomposites
- B82Y 40/00: Manufacture or treatment of nanostructures
- C23C: COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL (making metal-coated products by extrusion B21C23/22; covering with metal by connecting pre-existing layers to articles, see the relevant places, e.g. B21D39/00, B23K; metallising of glass C03C; metallising mortars, concrete, artificial stone, ceramics or natural stone C04B41/00; enamelling of, or applying a vitreous layer to, metals C23D; treating metal surfaces or coating of metals by electrolysis or electrophoresis C25D; single-crystal film growth C30B; by metallising textiles D06M11/83; decorating textiles by locally metallising D06Q1/04)
- B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B82Y: SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES

## Abstract

Technologies are generally described for a system and process effective to coat a substance with graphene. A system may include a first container including graphene oxide and water and a second container including a reducing agent and the substance. A third container may be operative relationship with the first container and the second container. A processor may be in communication with the first, second and third containers. The processor may be configured to control the third container to receive the graphene oxide and water from the first container and to control the third container to receive the reducing agent and the substance from the second container. The processor may be configured to control the third container to mix the graphene oxide, water, reducing agent, and substance under sufficient reaction conditions to produce sufficient graphene to coat the substance with graphene to produce a graphene coated substance.

## Claims

### Claim 1

A system effective to encapsulate a substance with graphene, the system comprising:
a first container including graphene oxide and water;
a second container including at least one reducing agent and the substance;
a third container in operative relationship with the first container and the second container,
at least one processor in communication with the first container, the second container, and the third container, wherein the processor is configured to
control the third container to receive the graphene oxide and water from the first container;
control the third container to receive the reducing agent and the substance from the second container;
control the third container to mix the graphene oxide, water, reducing agent, and substance under sufficient reaction conditions to produce graphene; and
control the third container to mix the graphene oxide, water, reducing agent, and substance under sufficient reaction conditions to produce sufficient graphene to encapsulate the substance with the graphene to produce a graphene encapsulated substance.

### Claim 2 (depends on 1)

The system of claim 1, further comprising:
at least one sonicator in operative relationship with the third container and in communication with the processor, wherein the processor is effective to control the sonicator to apply sound waves to the third container to mix the graphene oxide, water, reducing agent and substance.

### Claim 3 (depends on 1)

The system of claim 1, further comprising:
at least one centrifuge in operative relationship with the third container and in communication with the processor, wherein the processor is effective to control the centrifuge to
receive the graphene encapsulated substance, graphene oxide, water and reducing agent; and
spin the graphene encapsulated substance, graphene oxide, water and reducing agent to separate the graphene encapsulated substance from the graphene oxide, water and reducing agent.

### Claim 4 (depends on 1)

The system of claim 1, wherein the reducing agent is at least one of alkylhydrazine and alkylborane.

### Claim 5 (depends on 1)

The system of claim 1, further comprising:
at least one filter in operative relationship with the third container, the filter effective to separate the graphene encapsulated substance from the graphene oxide, water, and reducing agent.

### Claim 6 (depends on 1)

The system of claim 1, wherein the mixture of the graphene oxide, water, reducing agent, and the substance creates an emulsion.

### Claim 7 (depends on 6)

The system of claim 6, wherein the processor is further configured to control the third container to receive at least one surfactant and to add the surfactant to the emulsion.

### Claim 8 (depends on 7)

The system of claim 7, wherein the surfactant is sodium dodecyl sulfate.

### Claim 9 (depends on 1)

The system of claim 1, further comprising:
at least one water source in operative relationship with the third container, the water source effective to provide water to rinse the separated graphene encapsulated substance to produce a rinsed graphene encapsulated substance; and
at least one heater in operative relationship to the water source, the heater effective to dry the rinsed graphene encapsulated substance.

### Claim 10 (depends on 1)

The system of claim 1, further comprising:
at least one electromagnetic source in operative relationship with the third container, the electromagnetic source configured to expose the graphene encapsulated substance to an electromagnetic field effective to remove an amount of graphene from the graphene encapsulated substance to expose at least a portion of the substance.

### Claim 11 (depends on 1)

The system of claim 1, further comprising:
at least one heat source in operative relationship with the third container, the heat source configured to expose the graphene encapsulated substance to heat effective to remove an amount of graphene from the graphene encapsulated substance to expose at least a portion of the substance.

### Claim 12 (depends on 1)

The system of claim 1, further comprising:
at least one shaker in operative relationship with the third container, the shaker configured to apply mechanical agitation through shaking effective to remove an amount of graphene from the graphene encapsulated substance to expose at least a portion of the substance.

### Claim 13

A system effective to encapsulate a substance with graphene, the system comprising:
a first container including graphene oxide and water;
a second container including a reducing agent and the substance;
a third container in operative relationship with the first container and the second container,
at least one sonicator in operative relationship with the third container;
at least one centrifuge in operative relationship with the third container;
at least one processor in communication with the first container, the second container, the third container, the sonicator, and the centrifuge, wherein the processor is configured to
control the third container to receive the graphene oxide and water from the first container;
control the third container to receive the reducing agent and the substance from the second container;
control the sonicator to apply sound waves to the third container to mix the graphene oxide, water, reducing agent and substance under sufficient reaction conditions to produce graphene;
control the sonicator to apply sound waves to the third container to mix the graphene oxide, water, reducing agent, and substance under sufficient reaction conditions to produce sufficient graphene to encapsulate the substance with the graphene to produce a graphene encapsulated substance;
control the centrifuge to receive the graphene encapsulated substance, graphene oxide, water and reducing agent; and
control the centrifuge to spin the graphene encapsulated substance, graphene oxide, water and reducing agent to separate the graphene encapsulated substance from the graphene oxide, water and reducing agent.

### Claim 14 (depends on 13)

The system of claim 13, wherein the reducing agent is at least one of alkylhydrazine and alkylborane.

### Claim 15 (depends on 13)

The system of claim 13, further comprising:
at least one water source in operative relationship with the third container, the water source effective to rinse the separated graphene encapsulated substance to produce a rinsed graphene encapsulated substance; and
at least one heater in operative relationship to the water source, the heater effective to dry the rinsed graphene encapsulated substance.

### Claim 16 (depends on 13)

The system of claim 13, further comprising:
at least one electromagnetic source in operative relationship with the third container, the electromagnetic source configured to expose the graphene encapsulated substance to an electromagnetic field effective to remove an amount of graphene from the graphene encapsulated substance to expose at least a portion of the substance.

### Claim 17 (depends on 13)

The system of claim 13, further comprising:
at least one heat source in operative relationship with the third container, the heat source configured to expose the graphene encapsulated substance to heat effective to remove an amount of graphene from the graphene encapsulated substance to expose at least a portion of the substance.

### Claim 18 (depends on 13)

The system of claim 13, further comprising:
at least one shaker in operative relationship with the third container, the shaker configured to apply mechanical agitation through shaking effective to remove an amount of graphene from the graphene encapsulated substance to expose at least a portion of the substance.

### Claim 19

A system effective to encapsulate a substance with graphene, the system comprising:
a first container including graphene oxide and water;
a second container including a reducing agent and the substance;
a third container in operative relationship with the first container and the second container,
at least one sonicator in operative relationship with the third container;
at least one centrifuge in operative relationship with the third container;
at least one water source in operative relationship with the third container;
at least one heater in operative relationship to the water source;
at least one processor in communication with the first container, the second container, the third container, the sonicator, the centrifuge, the water source, and the heater, wherein the processor is configured to
control the third container to receive the graphene oxide and water from the first container;
control the third container to receive the reducing agent and the substance from the second container;
control the sonicator to apply sound waves to the third container to mix the graphene oxide, water, reducing agent and substance under sufficient reaction conditions to produce graphene;
control the sonicator to apply sound waves to the third container to mix the graphene oxide, water, reducing agent, and substance under sufficient reaction conditions to produce sufficient graphene to encapsulate the substance with the graphene to produce a graphene encapsulated substance;
control the centrifuge to receive the graphene encapsulated substance, graphene oxide, water and reducing agent;
control the centrifuge to spin the graphene encapsulated substance, graphene oxide, water and reducing agent to separate the graphene encapsulated substance from the graphene oxide, water and reducing agent;
control the water source to rinse the separated graphene encapsulated substance to produce a rinsed graphene encapsulated substance; and
control the heater to dry the rinsed graphene encapsulated substance.

### Claim 20 (depends on 19)

The system of claim 19, further comprising:
at least one electromagnetic source in operative relationship with the heater, the electromagnetic source configured to expose the graphene encapsulated substance to an electromagnetic field effective to remove an amount of graphene from the graphene encapsulated substance to expose at least a portion of the substance.
