Bitumen emulsion, process of producing a bitumen emulsion and process of producing a bituminous material for the construction or maintenance of pavements
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United States of America Patent
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Aug 22, 2000
Grant Date -
N/A
app pub date -
Mar 9, 1998
filing date -
Mar 10, 1997
priority date (Note) -
Expired
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Abstract
Bitumen emulsion including bituminous phase having one of pure bitumen, fluxed bitumen, and modified bitumen. The bitumen emulsion also includes an aqueous phase including water and an emulsifying agent. The bitumen emulsion further includes a breaking agent encapsulated in capsules allowing control of breaking of the bitumen emulsion, the control involving rupture of the capsules from a mechanical effect by a mechanical action produced on the bitumen emulsion. Processes of producing a bitumen emulsion. Processes of controlling breaking of a bituminous emulsion.
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