Antibacterial and antifungal composition
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsToshikazu Tomioka, Katsumi Tomita, Mariko Tomita, Atsushi Nishino
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Abstract
An antibacterial and antifungal composition which comprises an antibacterial and antifungal material carried on a porous particle carrier is provided. Preferably, the porous particle carrier is a silica gel particle. The antibacterial and antifungal material is at least one metal complex salt, and can contain plant extracts and the like in addition to the metal complex salt. At least a portion of the surface of the above-mentioned carrier having the antibacterial and antifungal composition can be coated with a coating material.
Claims9
An antibacterial and antifungal composition comprising a bactericidally and fungicidally effective amount of an antibacterial and antifungal material which is carried on a silica gel particle,
- wherein said antibacterial and antifungal material is at least one metal thiosulfato complex which is obtained by adding at least one compound selected from the group consisting of sulfite and bisulfite to an aqueous solution of a metal salt so as to react, followed by the addition of thiosulfate, or by adding a metal salt to an aqueous solution of thiosulfate,
- wherein said metal thiosulfato complex is one selected from the group consisting of silver thiosulfato complex, copper thiosulfato complex and zinc thiosulfato complex, p1 wherein said silica gel particle has an average particle size of 1-10 .mu.m.
Dependencies are inferred from the claim text.