摘要 |
<p>The invention relates to a substrate (1) with a first coating (2), comprising at least one hydrophilic layer based on a derivative of at least partially oxidized silicon, covered by a second photocatalytic coating (3) comprising at least partially crystalline titanium oxide with a discontinuous/permeable structure. The invention further relates to application of said substrate to a glazed unit, a building material or a mineral wool.</p> |