US 2024/0417563 A1 · MULTIFUNCTIONAL THIN BITUMINOUS LAYER WITH HIGH MECHANICAL PERFORMANCE

Abstract

The present invention discloses a multifunctional thin bituminous layer, intended to be used as a layer with high mechanical performance in an infrastructural element, for example a road, based on a bituminous mixture containing bitumen, an additive composition, and inorganic inert materials. The additive composition includes at least one polyolefin plastic material and optionally further additives. The present invention also refers to an infrastructural element including the above-mentioned multifunctional thin bituminous layer, as well as a process for producing the multifunctional thin bituminous layer and its application to said infrastructural element.

Claims24

Dependent claims

A multifunctional thin bituminous layer, intended to be used as a layer with high mechanical performance in an infrastructure element, based on a bituminous mixture comprising bitumen, an additive composition, and inorganic inert materials, said additive composition comprising a polyolefin plastic material and optionally graphene,

wherein said multifunctional thin bituminous layer has a thickness equal to or lower than 5 cm,
said inorganic inert materials comprising aggregates,
wherein said aggregates comprise fine aggregates, said fine aggregates having a particle size lower than or equal to 2 mm and higher than 0.063 mm, as measured according to UNI EN 12697-2 standard method.

Dependencies are inferred from the claim text.

Multifunctional thin bituminous layer with high mechanical performance

Life of this patent

Multifunctional thin bituminous layer with high mechanical performance

Life of this patent

Abstract

Claims24