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US 8,084,521 B2Granted
System and method for the pre-treatment of rubber-modified asphalt cement, and emulsions thereof
AssigneeWright Advanced Asphalt Systems
InventorTheodore P. Flanigan
Life of this patent
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Abstract
This invention encompasses asphalt cement emulsions, as well as methods for preparing a pre-treated rubber-modified asphalt cement emulsions and methods for coating industrial surfaces using asphalt cement emulsions.
Claims17
A method for preparing an asphalt cement emulsion, comprising:
- a) preparing a pre-treatment mixture comprising:
- i) a rubber-modified asphalt cement;
- and
- ii) one or more emulsifiers, comprising a diamine compound;
- and
- b) mixing the pre-treatment mixture with an emulsification solution comprising:
- water and clay.
4 more elements
A method for coating an industrial surface, comprising contacting the surface with an asphalt cement emulsion comprising a mixture of:
- a) a pre-treatment mixture comprising:
- i) a rubber-modified asphalt cement;
- and
- ii) one or more emulsifiers, comprising a diamine compound;
- and
- b) an emulsification solution comprising clay and water.
3 more elements
An asphalt cement emulsion comprising:
- a) a pre-treatment mixture comprising:
- i) a rubber-modified asphalt cement;
- and
- ii) one or more emulsifiers, comprising a diamine compound;
- and
- b) an emulsification solution comprising:
- i) one or more emulsifiers;
- ii) optionally a thickener, an anti-foam agent, a polymer latex, and/or surfactant;
- and
- iii) a clay and water.
7 more elements
Dependencies are inferred from the claim text.