Patent ID: 8617709

Claim:
A functionalized metal nanoparticle represented by Formula 1: M-Xâ€”Fâ€”R n [Formula 1] wherein M is a metal atom selected from the group consisting of gold (Au), silver (Ag), copper (Cu), palladium (Pd) and platinum (Pt), X is sulfur (S) or a cyano group (CN), F is selected from the group consisting of ethyl groups; oxadiazole compounds; porphyrin compound derivatives including N,Nâ€²-diphenyl-N,Nâ€²-di(3-methylphenyl)-4,4â€²-diaminobiphenyl, N,Nâ€²-diphenyl-N,Nâ€²-dinaphthyl-4,4â€²-diaminobiphenyl, and N,N,Nâ€²,Nâ€²-tetraphenyl-21H,23H-porphyrin; triarylamine derivatives including polymers having aromatic tertiary amines in main chains or side chains thereof, 1,1-bis(4-di-p-tolylaminophenyl)cyclohexane, N,N,N-tri(p-tolyl)amine, and 4,4,â€²4â€²-tris[N-(3-methylphenyl)-N-phenylamino]trimethylamine; carbazole derivatives including N-phenylcarbazole and polyvinylcarbazole; phthalocyanine derivatives including nonmetallic phthalocyanine and copper phthalocyanine; starburst amine derivatives; enamine stilbene derivatives; derivatives of aromatic tertiary amine-containing styryl amine compounds; spirobifluorenyl anthracene; tetrafluorene; thiophene; aniline; pyrrole; and phenylene vinylene, R is selected from a group consisting of a trimethoxysilane group (â€”Si(OCH 3 ) 3 ), a trichlorosilane group (â€”SiCl 3 ), a phosphate group (â€”PO 3 âˆ’ ) and â€”P(O)(OH) 2 , n is an integer of about 1.