| 摘要 |
A. providing an electrochemical cell with a first graphitic electrode and a second conductive electrode, wherein the first graphitic electrode is made of any one of HOPG, natural graphite, and synthetic graphite, the first graphitic electrode is held at a most positive potential, and the second conductive electrode is conductive, wherein a current passes through the electrochemical cell; B. providing an electrolyte of a solvent in the electrochemical cell, wherein the electrolyte has specific oxygen containing salts and base. Thereby, the graphitic electrode is functionalized and exfoliated by applying a voltage between the two electrodes thus producing graphene oxide. |
| 主权项 |
1. A method of producing graphene oxide in an electrochemical cell comprising steps of:
A. providing an electrochemical cell with a first graphitic electrode and a second conductive electrode, wherein the first graphitic electrode is made of any one of HOPG, natural graphite, synthetic graphite and partially exfoliated graphite the first graphitic electrode is held at a most positive potential, and the second electrode is conductive; B. providing an electrolyte in the electrochemical cell comprising a solvent, wherein the electrolyte contains specific oxygen containing salts and a strong base facilitating exfoliation and oxidation of the graphite electrode.. |
