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US 2009/0064901 A1Published application
Roadway patching composition
AssigneePatch Management, Inc.
InventorsScott P. Kleiger, Lewis Tarlini
Life of this patent
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Abstract
An asphalt based mixture, which is an oil and water emulsion, comprises 15-30% V water; 34 to 80% asphalt cement dispersed as asphalt cement droplets; and 20-66% V emulsifiers. Other materials are selectively added to the composition to improve characteristics including stability, viscosity, cohesion, adhesion and resistance to cracking.
Claims8
An asphalt-based mixture comprising, by percent volume (% V):
- 15-30% V water;
- 34-80% V asphalt cement (AC) being dispersed as asphalt cement droplets, the AC selected from the group consisting of:
- AC-5 Asphalt Mixture;
- AC-10 Asphalt Mixture;
- AC-20 Asphalt Mixture;
- AC-30 Asphalt Mixture;
- and
- emulsifiers 20-66% V selected from the group consisting of:
- alkyl amines;
- tallow diamine;
- quaternary amines;
- or combinations thereof.
9 more elements
Dependencies are inferred from the claim text.