Patents by Inventor Hyunhee SHIM

Hyunhee SHIM 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).

  • WATER-DISPERSED PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET
    Publication number: 20220025222
    Abstract: Provided is a water-dispersed PSA composition capable of bringing about greater water resistance. The water-dispersed PSA composition provided by this invention comprises an acrylic polymer as base polymer, a water-dispersed tackifier resin, and a polyacrylic acid. The polyacrylic acid has a number average molecular weight of 2000 to 550×104. The polyacrylic acid content is 0.3 part by weight or higher and 7 parts by weight or lower to 100 parts by weight of the base polymer.
    Type: Application
    Filed: November 12, 2019
    Publication date: January 27, 2022
    Applicant: NITTO DENKO CORPORATION
    Inventors: Hiroyuki HAMADA, Toshihide SUZUKI, Hyunhee SHIM