▎ 摘　　要

NOVELTY - Graphene/pyrazine pyrophosphate nano compound (I) is new. USE - Used as graphene/pyrazine pyrophosphate nano compound. ADVANTAGE - (I) has excellent flame retardant efficiency and thermal conductivity, and the method: has low cost; and is environmentally friendly and suitable for industrial production. DETAILED DESCRIPTION - Graphene/pyrazine pyrophosphate nano compound of formula (I) is new. R = divalent group of piperazine pyrophosphate moiety of formula (II); R1 = dihydrogen diphosphate moiety of formula (III); and dotted line = graphene. An INDEPENDENT CLAIM is also included for preparation of (I).