<；P>；PROBLEM TO BE SOLVED: To provide an antibacterial and antifungal agent excellent in both antibacterial and antifungal characteristics, and good in durability and processability in addition. <；P>；SOLUTION: The antibacterial and antifungal agent includes a Co-Ag-Co three nuclei complex represented by formula (1) where n is an integer of 1-3, R<；SP>；1<；/SP>；-R<；SP>；12<；/SP>；are similarly or differently Hs or 1-6C alkyl groups, a group of R<；SP>；1<；/SP>；-R<；SP>；3<；/SP>；bound to N, a group of R<；SP>；4<；/SP>；-R<；SP>；6<；/SP>；, a group of R<；SP>；7<；/SP>；-R<；SP>；9<；/SP>；, or a group of R<；SP>；10<；/SP>；-R<；SP>；12<；/SP>；may be cross-linked to any other group, and R<；SP>；13<；/SP>；is H or a 1-6C alkyl group. <；P>；COPYRIGHT: (C)2010,JPO&INPIT
