Chemically Modified Graphene

Michele Vittadello

Patent

Atlas literature

Patent

US 9,822,151

Chemically Modified Graphene

Michele Vittadello

Drawings

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

FIG. 1

FIG. 1 illustrates an embodiment of a graphene derivative containing a metal ion. Speciﬁcally, referring to

FIG. 2

FIG. 2 illustrates an embodiment of a graphene derivative containing a nanoparticle. Speciﬁcally, referring to

FIG. 3

FIG. 3, the ﬂuorescence intensity of the 25 unmodiﬁed GO particles was less than that of the unmodiﬁed GO particles in the presence of the P SII CC protein. …

FIG. 4

FIG. 5

FIG. 6

FIG. 7

FIG. 8

FIG. 9

FIG. 10

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 · 0 dependent

1
Independent
1-59. Canceled
59
Independent
Canceled
61
Independent
Canceled

Device structures

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

chromatography column for protein isolation

graphene derivative with metal ion pendant groupstationary phase

device for producing hydrogen (suspended graphene derivative)

graphene derivative with NTA linking group and Ni₂+ metal ionphotoanode nanoparticle-bearing graphene derivative

graphene derivative with NTA linking group and Ni₂+ metal ionphotocathode nanoparticle-bearing graphene derivative

layered device for producing hydrogen (transport layer architecture)

graphene derivative with NTA linking group and Ni₂+ metal ionsecond graphene layer (photosystem II)

Materials

Materials described outside the worked examples.

graphene derivative with metal ion pendant group

Chromatographic Stationary Phase Material/Hydrogen Production Device Component

graphene oxide

Intermediate/Precursor

graphene derivative with NTA linking group and Ni₂+ metal ion

Process steps

Additional fabrication and treatment steps described in the patent.

Chemical Oxidation

Step 1

Temperature

60°C

Process details

step 1:reacting graphite sequentially with an oxidizing acid (e.g., nitric acid) and an oxidant (e.g., potassium chlorate) to form oxidized graphene

step 2:washing oxidized graphene with aqueous solvent

step 3:

Reported properties

Performance values and ranges asserted in the specification or claims.

Property	Value	Material
Temperature	≥ 60 °C	—
Temperature	≥ 80 °C

Why these are connected

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

Chemically Modified Graphene | Matter42 Literature