Patents Assigned to PennAdditives, LLC
  • POLYMER ADDITIVES FOR PRESSURE-SENSITIVE ADHESIVES
    Publication number: 20200392381
    Abstract: Core-shell copolymers are described, along with methods of making same, which provide improved adhesion and cohesion when used as additives in pressure sensitive adhesives. The core-shell polymers contain copolymers with ureido functionality in the shell region only, while the core region is substantially free of ureido functionality.
    Type: Application
    Filed: June 13, 2019
    Publication date: December 17, 2020
    Applicants: ChemHost Inc., PennAdditives, LLC
    Inventors: Lingling QI, Huili LUO, Lifeng ZHANG, Jiaqian NI, Joshua CHONG