Thermally exfoliated graphite oxide
A modified graphite oxide material contains a thermally exfoliated graphite oxide with a surface area of from about 300 m 2 /g to 2600 m 2 /g, wherein the thermally exfoliated graphite oxide displays no signature of the original graphite and/or graphite oxide, as determined by X-ray diffraction.
1. A modified graphite oxide material, comprising:
a thermally exfoliated graphite oxide (TEGO) having a surface area of from about 500 m 2 /g to about 2600 m 2 /g,
wherein the thermally exfoliated graphite oxide has an X-ray diffraction pattern in which an area under a diffraction peak between 2θ=12.5 and 14.5° is less than 15 percent of a total area under a diffraction peak between 2θ=9 and 21°.
2. The modified graphite oxide material as claimed in claim 1 , wherein said TEGO has a bulk density of from about 40 kg/m 3 to 0.1 kg/m 3 .
3. The modified graphite oxide material as claimed in claim 1 , wherein said TEGO has a C/O ratio of from about 60/40 to 95/5.
4. The modified graphite oxide material as claimed in claim 3 , wherein said TEGO has a C/O ratio of from about 65/35 to 95/5.
5. The modified graphite oxide material as claimed in claim 4 , wherein said TEGO has a C/O ratio of from about 65/35 to 90/10.
6. The modified graphite oxide material as claimed in claim 5 , wherein said TEGO has a C/O ratio of from 65/35 to 85/15.
7. The modified graphite oxide material as claimed in claim 6 , wherein said TEGO has a C/O ratio of from 70/30 to 85/15.
8. The modified graphite oxide material as claimed in claim 7 , wherein said TEGO has a C/O ratio of from 70/30 to 80/20.
9. The modified graphite oxide material as claimed in claim 1 , wherein the thermally exfoliated graphite oxide has a surface area of from 500 m 2 /g to 2600 m 2 /g.
10. The modified graphite oxide material as claimed in claim 1 , wherein the thermally exfoliated graphite oxide has a surface area of from 600 m 2 /g to 2600 m 2 /g.
11. The modified graphite oxide material as claimed in claim 1 , wherein the thermally exfoliated graphite oxide has a surface area of from 700 m 2 /g to 2600 m 2 /g.
12. The modified graphite oxide material as claimed in claim 1 , wherein the thermally exfoliated graphite oxide has a surface area of from 800 m 2 /g to 2600 m 2 /g.
13. The modified graphite oxide material as claimed in claim 1 , wherein the thermally exfoliated graphite oxide has a surface area of from 900 m 2 /g to 2600 m 2 /g.
14. The modified graphite oxide material as claimed in claim 1 , wherein said thermally exfoliated graphite oxide displays no signature of graphite and/or graphite oxide, as determined by X-ray diffraction.