Patents Assigned to Novance
  • Synthetic binder essentially made of materials from renewable resources, in particular of vegetable origin, and applications thereof in road engineering
    Patent number: 8697182
    Abstract: The invention relates to a synthetic binder characterized in that said binder includes: from 20 wt % to 100 wt % of at least one polyester based essentially on material from renewable resources, in particular of vegetable origin, having: a hydroxyl number below 100 mg KOH/g, an acid number below 25 mg KOH/g, an iodine number below 100 g I2/100 g, and from 0 wt % to 80 wt % of at least one natural or modified resin from renewable resources, in particular of vegetable origin.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: April 15, 2014
    Assignees: Eurovia, Novance
    Inventors: Frederic Delfosse, Matthieu Chatillon, Daniel Prud'Homme