Patents by Inventor Isabel DIAS

Isabel DIAS 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).

  • Publication number: 20220363043
    Abstract: The present disclosure relates to the use of eggshell particles as a polymer thermal stabilizer, preferably as a poly(vinyl chloride) (PVC) thermal stabilizer; also to a flexible material comprising a multi-layered PVC-based material, method of obtaining and uses thereof. An aspect of the present disclosure relates to a material comprising a poly(vinyl chloride), PVC, layer comprising eggshell particles, wherein the eggshell particle size is up to 200 ?m, an intermediate layer or a plurality of intermediate layers; a support layer selected from the following list: fabric, knitted fabric, nonwoven, foam, or mixtures thereof; wherein the layers are bounded. Preferably a material solution free of azodicarbonamide, for automotive Interiors—Eco-friendlier, preferably sustainable artificial leather for automotive upholsteries.
    Type: Application
    Filed: September 28, 2020
    Publication date: November 17, 2022
    Inventors: Sofia Daniela ROQUE MARCENEIRO, Ana Maria ANTUNES DIAS, Hermínio José CIPRIANO DE SOUSA, Isabel DIAS, Irene LOBO, Elizabete PINHO