▎ 摘　　要

NOVELTY - Graphene modification includes taking 20-40 pts. wt. graphene oxide (GO), adding 126-252 pts. wt. dimethylformamide (DMF), cooling, adding 5.1-10.2 pts. wt. reaction modifier X, gradually heating, adding 0.06-0.12 pts. wt. 1-perfluoroalkane, reacting for 5-24 hours, after quenching the reaction, respectively centrifugally washing with DMF, ethanol and water, drying to obtain GO-F, taking 10-30 pts. wt. GO-F, adding into 250-750 pts. wt. water, adding 2.5-7.5 pts. wt. reaction regulator Y, ultrasonically dispersing, obtaining solution A1, adding 11.5-34.5 pts. wt. cyanuric chloride in 250-750 pts. wt. water, obtaining solution A2, adding the solution A2 into solution A1 to obtain solution A, after the reaction, respectively using ethanol and water for centrifugal washing, drying to obtain GO-F-N, under nitrogen condition, taking 10-20 pts. wt. GO-F-N, adding 94.6-189.3 pts. wt. DMF, adding 3.4-6.8 pts. wt. reaction regulator Z, and cooling. USE - The method is for graphene modification to obtain modified graphene used to prepare functional textile with flame retardant, waterproof, and anti-UV properties (all claimed). The modified graphene is used for finishing fiber, yarn and fabric. ADVANTAGE - The finishing process operation of modified graphene on textile is simple. DETAILED DESCRIPTION - Graphene modification comprises taking 20-40 pts. wt. GO, adding 126-252 pts. wt. DMF, cooling, adding 5.1-10.2 pts. wt. reaction modifier X, gradually heating, adding 0.06-0.12 pts. wt. 1-perfluoroalkane, reacting for 5-24 hours, after quenching the reaction, respectively centrifugally washing with DMF, ethanol and water, drying to obtain GO-F, taking 10-30 pts. wt. GO-F, adding into 250-750 pts. wt. water, adding 2.5-7.5 pts. wt. reaction regulator Y, ultrasonically dispersing, obtaining solution A1, adding 11.5-34.5 pts. wt. cyanuric chloride in 250-750 pts. wt. water, obtaining solution A2, adding the solution A2 into solution A1 to obtain solution A, after the reaction, respectively using ethanol and water for centrifugal washing, drying to obtain GO-F-N, under nitrogen condition, taking 10-20 pts. wt. GO-F-N, adding 94.6-189.3 pts. wt. DMF, adding 3.4-6.8 pts. wt. reaction regulator Z, cooling, dropwise adding 1.49-2.97 pts. wt. acryloyl chloride, reacting, obtaining GO-F-N-C, respectively using ethanol and water for centrifugal washing, drying at room temperature to obtain GO-F-N-C=C, taking 5-15 pts. wt. GO-F-N-C=C, adding 0.63-1.88 pts. wt. dimethyl phosphite and 71-213 pts. wt. DMF, obtaining solution B1, dissolving 0.055-0.165 pts. wt. reaction regulator W in 9.5-28.4 pts. wt. DMF, obtaining solution B2, dropwise adding solution B2 into solution B1 to obtain solution B, reacting, using ethanol and water for centrifugal washing, and drying to obtain modified graphene. An INDEPENDENT CLAIM is included for use of modified graphene comprising dissolving modified graphene in water, and conducting soaking-drying finishing method to prepare functional textile with flame retardant, waterproof, and anti-UV properties.