Patents by Inventor Peter CHLEPKO

Peter CHLEPKO 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: 20250154721
    Abstract: Transparent paper consisting of a coated or chemically treated kraft paper, wherein the kraft paper is formed from a bleached, low-consistency and possibly high-consistency pulp beaten with a beating degree of at least 38° SR, which is formed to an extent of at least 30%, and at most 60% of softwood pulp and to an extent of at least 35%, of hardwood pulp, and optionally further fibrous materials, 0.5 to 2.5% cationic starch, processing aids, 0.1 to 0.4% sizing agent and optionally up to 4% fillers, and wherein the kraft paper is mechanically surface-treated with further substances selected from PEG, glycerol, polyvinyl alcohol or mixtures of two or more thereof, and starch, as well as methods for producing transparent paper and forming a kraft pulp.
    Type: Application
    Filed: February 6, 2023
    Publication date: May 15, 2025
    Applicant: MONDI AG
    Inventors: Elisabeth SCHWAIGER, Leo ARPA, Peter CHLEPKO