Patents by Inventor Clementine CHAMPAGNE

Clementine CHAMPAGNE has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • ACTIVE AGENT MICROPARTICLES
    Publication number: 20140178485
    Abstract: The present invention concerns polymeric-enveloped microparticles including at least one HASE type acrylic copolymer, at least one solid-liquid phase change material with a phase transition temperature ranging from 20 to 90° C., and at least one active agent. In particular, the microparticles include at least one HASE type acrylic copolymer including at least one anionic monomer with a polymerizable vinyl group and a carboxyl group, at least one non-ionic hydrophobic monomer with a polymerizable vinyl group, and at least one alkoxylated associative macromonomer with a polymerizable vinyl group and a hydrophobic hydrocarbon chain.
    Type: Application
    Filed: December 19, 2013
    Publication date: June 26, 2014
    Applicant: COATEX
    Inventors: Clementine CHAMPAGNE, JEAN-MARC SUAU, OLIVIER GUERRET