Graphene Coated Particles, their Method of Manufacture, and Use

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Patent

Atlas literature

Patent

US 10,414,658

Graphene Coated Particles, their Method of Manufacture, and Use

GORTON, Stephen

24 August 2017·US

Drawings

Patent drawings and their descriptions. Click a drawing to enlarge it.

FIG. 1

FIG. 1 is a simpliﬁed cross-sectional view of an example of a chemically active graphene coated particle 100 (sometimes referred to brieﬂy as a graphene coated …

FIG. 2

FIG. 2 is a simpliﬁed cross-sectional view of an example of a metal-attached polypeptide 108, according to aspects of the inventive concepts, which may be …

FIG. 3

FIG. 3 is a simpliﬁed cross-sectional view of an example of a single cell organism 116 having at least one protein 110 holding a metal ion 112 (i.e., a …

FIG. 4

FIG. 4 is a simpliﬁed cross-sectional view of an example of a graphene particle 100 bound to a cell 116 having at least one metal-attached polypeptide 108 …

FIG. 5

FIG. 5 is high-level example method of fabricating complex 114, according to aspects of the inventive concepts. In process 600, a chemically active graphene …

FIG. 6

FIG. 6 is an example method 600 for producing a chemically active (negatively charged, or basic) graphene coated particle complex 100 according to aspects of …

FIG. 7

FIG. 7. In process step 800, the complex 114 is created by combining the charged graphene coated particle complex 100 produced in process step 600 with the …

Claims

Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.

3 independent · 8 dependent

1
Independentgraphene coatinginert coregraphene coated particle
A graphene coated particle comprising an inert core, on which sits a graphene coating, which graphene coating has negatively charged or basic groups on its outer surface.
1. 2
  Dependent← claim 1graphene coatinginert coremetal ionsgraphene coated particle
  The composition according to claim 1 additionally comprising metal ions bound to the negatively charged or basic groups.
4
Independentgraphene coatinginert coreC
A method for producing a graphene coated particle comprising: a. grinding graphite to 0.5 to microns in size, b. adding the ground graphite to a basic solution, c. adding core particles to the basic solution, d. neutralizing the basic solution, and, e. superheating the solution.
1. 5
  Dependent← claim 4KOHNaOH
  The method of claim 4 wherein the basic solution is a dilute solution of one or more of: potassium hydroxide and sodium hydroxide.
2. 6
  Dependent← claim 4
  The method of claim 4 wherein the basic solution is neutralized to a PH of 6.0 to 7.0.
3. 7
  Dependent← claim 4metal ions
  The method of claim 4 further comprising adding a solution of metal ions to the solution.
11
Independentgraphene coatinginert coremetal ions
A method for binding organisms to graphene coated particles comprising: applying a mixture of charged, coated graphene particles and metal ions to organisms.

Device structures

Layer stacks claimed or described, ordered top of device to substrate.

graphene coated particle

graphene coatingcoating

inert corecore

Materials

Materials described outside the worked examples.

graphene coating

Coating Material

inert core

Core Substrate

Process steps

Additional fabrication and treatment steps described in the patent.

Chemical Coating

Step 1

Process details

steps:grind graphite to 0.5 to microns in size, add ground graphite to a basic solution, add core particles to the basic solution, neutralize the basic solution to pH 6.0–7.0, superheat the solution

basic solution options:KOH, NaOH

neutralization pH range:6.0 to 7.0

Materials:

Reported properties

Performance values and ranges asserted in the specification or claims.

Property	Value	Material
Thickness	0.5–10 µm	—

Why these are connected

Related documents with shared materials, methods, properties, or citations.

Graphene Coated Particles, their Method of Manufacture, and Use | Matter42 Literature