The invention discloses a
macro preparation device and method of carboxyl
functionalized graphene and belongs to the technical field of preparation of
graphene. The
macro preparation device comprisesa first dispersion kettle, an activation reactor, a first filtering and washing
tower, a second dispersion kettle, a reaction kettle, a second filtering and washing
tower, a third dispersion kettle, adrying
tower, a first
storage tank and a second
storage tank, wherein the first dispersion kettle, the activation reactor, the first filtering and washing tower, the second dispersion kettle, the reaction kettle, the second filtering and washing tower, the third dispersion kettle and the
drying tower are connected in sequence; the first filtering and washing tower, the first
storage tank and thefirst dispersion kettle are connected in sequence; the second filtering and washing tower, the second storage tank and the second dispersion kettle are connected in sequence. The
macro preparation device and method of the carboxyl
functionalized graphene, disclosed by the invention, have the advantages of simple and compact structure, reasonable design, high continuous degree and less equipment investment; the carboxyl
functionalized graphene can be efficiently prepared and the production cost is reduced.