Patents by Inventor Wouter Prosper

Wouter Prosper 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: 20260201644
    Abstract: The present disclosure relates to heat sealable coated paper product comprising a cellulosic fibrous substrate comprising a first and a second side, the first side comprising a single coating layer being applied in direct contact with the fibrous substrate, the coating layer comprises ethylene (meth)acrylic acid copolymer (EAA/EMAA) or ethylene-acrylic acid-methacrylic acid terpolymer (EAAMAA) or mixtures thereof, in an amount of at least 51% by weight based on the dry weight of the coating layer and a pigment being talc and/or calcium carbonate (CaCO3). The present disclosure furthermore relates to a method of producing the heat sealable coated paper product.
    Type: Application
    Filed: December 5, 2023
    Publication date: July 16, 2026
    Inventors: Johan A. Larsson, Wouter Prosper, Thomas Gillgren
  • Publication number: 20250215647
    Abstract: The present disclosure relates to a coated paper product comprising: a paper sheet substrate; and a barrier coating on a first side of the paper sheet substrate, wherein the barrier coating comprises talc and a polyolefin-based binder and wherein the amount of talc in the barrier coating is 15-40 wt-% based on the dry weight of the barrier coating. The present disclosure furthermore relates to a method for producing the coated paper product and a use of the coated paper product.
    Type: Application
    Filed: December 29, 2023
    Publication date: July 3, 2025
    Inventors: Wouter Prosper, Johan A. Larsson
  • Publication number: 20250059713
    Abstract: There is provided a coated paperboard product comprising:—a paperboard substrate: and—a barrier coating, wherein the barrier coating comprises talc and a polyolefin-based binder and wherein the amount of tale in the barrier coating is 15-40 wt-% based on the dry weight of the barrier coating; and—a pre-coating arranged between the paperboard substrate and the barrier coating.
    Type: Application
    Filed: December 22, 2022
    Publication date: February 20, 2025
    Inventors: Wouter Prosper, Johan A. Larsson
  • Publication number: 20240401278
    Abstract: The present disclosure provides a coated paper product comprising:—a paper substrate comprising a first and second side:—a first coating layer on the first side of the paper substrate, wherein the first coating layer comprises ethylene-acrylic acid (EAA) or vinyl acetate acrylate copolymer (VAcA) or styrene-acrylate (SA) or acrylic latex; and—a second coating layer on the first coating layer, wherein the second coating layer comprises EAA and talc, and wherein the dry weight ratio of EAA to tale in the second coating layer is between 100:5 and 100:70,—wherein the coat weight of the first coating layer is at least 4 g/m2, and—wherein the coat weight of the second coating layer is at least 3 g/m2.
    Type: Application
    Filed: September 27, 2022
    Publication date: December 5, 2024
    Inventors: Thomas Gillgren, Johan A. Larsson, Wouter Prosper