Patent ID: 8226755

Claim:
A silver complex obtained by reacting at least one silver compound represented by the formula 2 below with at least one ammonium carbamate compound or ammonium carbonate compound represented by the formula 3, 4 or 5 below: Ag n X (2) where n is an integer from 1 to 4 and X is a substituent selected from the group consisting of oxygen, sulfur, halogen, cyano, cyanate, carbonate, nitrate, nitrite, sulfate, phosphate, thiocyanate, chlorate, perchlorate, tetrafluoroborate, acetylacetonate and carboxylate; where each of R 1 , R 2 , R 3 , R 4 , R 5 and R 6 is independently a substituent selected from the group consisting of hydrogen, C 1 -C 30 aliphatic or cycloaliphatic alkyl, aryl or aralkyl, substituted alkyl or aryl, where R 1 and R 2 and, independently, R 4 and R 5 may form an alkylene ring containing or not containing a hetero atom, a polymer compound and a derivative thereof, wherein at least one of R 1 -R 6 is independently selected from methyl, ethyl, propyl, isopropyl, butyl, isobutyl, amyl, hexyl, ethylhexyl, heptyl, octyl, isooctyl, nonyl, decyl, dodecyl, hexadecyl, octadecyl, docodecyl, cyclopropyl, cyclopentyl, cyclohexyl, allyl, hydroxy, methoxy, methoxyethyl, methoxypropyl, cyanoethyl, ethoxy, butoxy, hexyloxy, methoxyethoxyethyl, methoxyethoxyethoxyethyl, hexamethyleneimine, morpholine, piperidine, piperazine, ethylenediamine, propylenediamine, hexamethylenediamine, triethylenediamine, pyrrole, imidazole, pyridine, carboxymethyl, trimethoxysilylpropyl, triethoxysilylpropyl, phenyl, methoxyphenyl, cyanophenyl, phenoxy, tolyl, benzyl, polyallylamine, polyethyleneamine and a derivative thereof.