▎ 摘　　要

NOVELTY - A graphene release agent contains mixture chosen from 2-methoxy ethanol and methanol (1), N,N-dimethylformamide and ethanol (2), N,N-dimethylformamide and methanol (3), N,N-dimethylformamide and monochlorobenzene (4), N,N-dimethylformamide and 1,2-dichlorobenzene (5), benzylamine and ethanol (6), benzylamine and monochlorobenzene (7), benzylamine and 1,2-dichlorobenzene (8), benzylamine and 1,2,4-trichlorobenzene (9), benzylamine and N,N-dimethylformamide (10), 2-ethylhexanol and benzylamine (11), 2-ethylhexanol and 1,2,4-trichlorobenzene (12), and 2-ethylhexanol and o-chlorobenzyl amine (13). USE - A graphene release agent for manufacture of graphene (claimed). ADVANTAGE - Graphene yield is improved. DETAILED DESCRIPTION - A graphene release agent contains mixture chosen from 2-methoxy ethanol and methanol (1), N,N-dimethylformamide and ethanol (2), N,N-dimethylformamide and methanol (3), N,N-dimethylformamide and monochlorobenzene (4), N,N-dimethylformamide and 1,2-dichlorobenzene (5), benzylamine and ethanol (6), benzylamine and monochlorobenzene (7), benzylamine and 1,2-dichlorobenzene (8), benzylamine and 1,2,4-trichlorobenzene (9), benzylamine and N,N-dimethylformamide (10), 2-ethylhexanol and benzylamine (11), 2-ethylhexanol and 1,2,4-trichlorobenzene (12), 2-ethylhexanol and o-chlorobenzyl amine (13), 2-ethylhexanol, monochlorobenzene, and benzylamine (14), 2-ethylhexanol, 1,2-dichlorobenzene, and benzylamine (15), 2-ethylhexanol, 1,2,4-trichlorobenzene, and benzylamine (16), and 2-ethylhexanol, o-chlorobenzyl amine, and benzylamine (17). INDEPENDENT CLAIMS are included for: (1) graphene dispersion liquid containing graphene and graphene release agent containing mixture chosen from mixtures (1)-(17); and (2) manufacturing method of graphene which involves mixing graphene release agent and graphite powder to obtain graphite suspension, treating graphite suspension with ultrasonic waves and peeling graphene, and recovering dispersion liquid which contains graphene release agent and graphene, except sedimentation fraction.