Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Daniel Plusquellec0
Fabrice Goursaud0
Jean-Pierre Antoine0
Jerome Marcilloux0
Thierry Benvegnu0
Date of Patent
February 16, 2010
Patent Application Number
11579509
Date Filed
May 3, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to an aqueous bitumen emulsion, comprising bitumen and a surfactant agent, made from esters or amides of glycine betaine, produced by reaction of glycine betaine with a sulphonic acid and an alcohol or amine with a fatty chain derived from vegetable oils. Said bitumen emulsion may be used in the production of road surfaces.
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