Patent ID: 8530056

Claim:
A glass substrate comprising: an undercoating covering the substrate, said undercoating comprising a first layer based on ZrO 2 and a second layer based on TiO 2 at least partially crystallised in the anatase form; at least one mixed layer coated on at least one surface of said substrate deposited by sputtering under (i) a vacuum process, or (ii) a magnetically enhanced vacuum process, to form a coated glass substrate, said mixed layer having antimicrobial properties and comprising from 2 to 1000 mg of at least one antimicrobial agent per m 2 of substrate surface and at least one binder material comprising SnO 2 , ZrO 2 , NbOx, oxynitrides, oxycarbides, carbides, DLC, nitrides, or mixtures thereof, and wherein the antimicrobial agent is selected from the group consisting of silver and copper.