Asphalt modifiers for "warm mix" applications including adhesion promoter

The present invention generally relates to a liquid additive package for warm-mix asphalt formulations for the pavement of road surfaces, said additive package comprising a) surfactant component, and b) an asphalt rheology modifying component, wherein said asphalt rheology modifying component compri...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Naidoo, Premnathan, James, Alan Duncan, Logaraj, Sundaram
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The present invention generally relates to a liquid additive package for warm-mix asphalt formulations for the pavement of road surfaces, said additive package comprising a) surfactant component, and b) an asphalt rheology modifying component, wherein said asphalt rheology modifying component comprises at least one of a i) a wax component and ii) a resin component. The invention also relates to a warm mix asphalt having improved compaction at lower temperatures, and to a pavement made from said warm mix asphalt.