▎ 摘　　要

NOVELTY - Nanocomposite comprises crumpled graphene and a nanomaterial formed on surface of the crumpled graphene. USE - The nanocomposite is useful for producing flexible and elastic composite (claimed). ADVANTAGE - The nanocomposite has improved electrical characteristics. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: (1) producing nanocomposite, comprising (a) producing crumpled graphene, and (b) forming nanomaterial on surface of the crumpled graphene; (2) flexible and elastic composite comprising the nanocomposite and flexible and stretchable polymer; and (3) producing flexible and elastic composite, comprising (i) producing the nanocomposite, and (ii) impregnating and curing the nanocomposite in = solution comprising flexible and elastic polymer.