▎ 摘　　要

NOVELTY - Producing graphene oxide nanoplatelets and derived products, comprises: (a) dosing of at least a hydrocarbon or mixture of hydrocarbons, a compound of nickel and a compound of sulfur to generate catalytic particles, and a carrier gas; (b) placing the dosed compounds inside a furnace with a working temperature of 900-1500 degrees C; (c) obtaining an intermediate material comprising carbon nanofilaments; (d) heat treatment of the carbon nanofilaments by exposing them to 1500-3000 degrees C; (e) chemical etching; (f) completing the carbon nanofilament cleaving method to obtain graphene oxide nanoplatelets. USE - The method is useful for producing graphene oxide nanoplatelets and derived products. ADVANTAGE - The method provides the graphene oxide nanoplatelets and derived products with: high quality; greater degree of crystallinity; a clearly defined regular and polygonal shape; more stability. DETAILED DESCRIPTION - Producing graphene oxide nanoplatelets and derived products, comprises: (a) dosing of at least a hydrocarbon or mixture of hydrocarbons, a compound of nickel and a compound of sulfur to generate catalytic particles, and a carrier gas; (b) placing the dosed compounds inside a furnace with a working temperature of 900-1500 degrees C, where a chemical vapor deposition method occurs by the floating catalyst method; (c) obtaining an intermediate material comprising carbon nanofilaments, the structure of which comprises a continuous graphite continuous ribbon, where the ribbon comprises a stacking of less than eleven graphene layers spirally rolled around and along the nanofilament main axis; (d) heat treatment of the carbon nanofilaments obtained in step (c) by exposing them to 1500-3000 degrees C in an inert atmosphere to purify, dehydrogenate, defunctionalize and crystallize the nanofilaments to a modified structure in which the number of carbon-carbon bonds is greater than the number of carbon-carbon bonds present in the carbon nanofilaments obtained in step (c); (e) chemical etching comprising a phase of liquid phase oxidation of the treated carbon nanofilaments from step (d), causing their fragmentation, so that starting the cleaving of the graphene layers; (f) completing the carbon nanofilament cleaving method by a physical method to obtain graphene oxide nanoplatelets with polygonal geometry, less than six stacked graphene layers, and a maximum length of 0.1-50 mu m. An INDEPENDENT CLAIM is also included for the graphene oxide nanoplatelets obtained by the method.