The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 16, 2010
Filed:
May. 03, 2005
Jean-pierre Antoine, Francheville, FR;
Jerome Marcilloux, Saint Symphorien d'Ozon, FR;
Daniel Plusquellec, Noyal Chatillon sur Seiche, FR;
Thierry Benvegnu, Rennes, FR;
Fabrice Goursaud, Esvres sur Indre, FR;
Jean-Pierre Antoine, Francheville, FR;
Jerome Marcilloux, Saint Symphorien d'Ozon, FR;
Daniel Plusquellec, Noyal Chatillon sur Seiche, FR;
Thierry Benvegnu, Rennes, FR;
Fabrice Goursaud, Esvres sur Indre, FR;
Eiffage Travaux Publics, Neuilly sur Marne, FR;
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.