Abstract
Laurylamine-intercalated graphite oxide (GO) is prepared by ultrasonic in the presence of a small amount of hexane and then chemically reduced by hydrazine. The interlayer spacing of laurylamine-intercalated GO reaches a maximum when the molar ratio of laurylamine and GO is 1.384. Three types of laurylamine in GO are identified in the intercalated compounds: hydrogen-bonded neutral amines, hydrogen-bonded protonated amines, and ionically bound protonated amines. Modified graphene colloidal suspension is obtained by chemical reduction of laurylamine-intercalated GO in dimethyl formamide (DMF). Furthermore, a possible chemical reduction mechanism is put forward to explain the hydrazine reduction process.
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The authors are grateful for the financial support from the 863 program. The program No. is 2009AA04Z142.
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Wang, Y., Xie, L., Sha, J. et al. Preparation and chemical reduction of laurylamine-intercalated graphite oxide. J Mater Sci 46, 3611–3621 (2011). https://doi.org/10.1007/s10853-011-5277-2
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DOI: https://doi.org/10.1007/s10853-011-5277-2