| 摘要 |
Protective membrane, in particular a waterproofing or noise insulation membrane, based on mineral or vegetable bitumen, comprising a membrane body, and a first and second surface situated on either side of said membrane body, where the first surface comprises cork particles, characterised in that said particles have a granulometry of between 0.5 and 3 mm, preferably between 1 and 3 mm, and have been heat treated with steam. |
