Patents by Inventor Yasuhito INAI

Yasuhito INAI 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: 20230048315
    Abstract: A water-dispersed pressure-sensitive adhesive composition of the present invention includes a water-dispersible polymer, a carboxylic acid copolymer thickener, a polyacrylic acid thickener, and water. A ratio of the carboxylic acid copolymer thickener in the solid content of the water-dispersed pressure-sensitive adhesive composition is 0.1% by mass or more and 1.5% by mass or less. A ratio of the polyacrylic acid thickener in the solid content of the adhesive composition is 1% by mass or more and 3.7% by mass or less. A pressure-sensitive adhesive sheet of the present invention has a pressure-sensitive adhesive layer formed from the water-dispersed pressure-sensitive adhesive composition.
    Type: Application
    Filed: July 15, 2022
    Publication date: February 16, 2023
    Applicant: NITTO DENKO CORPORATION
    Inventors: Amane SAWAMURA, Shuhei YAMAMOTO, Keisuke SHIMOKITA, Hayata MATSUMOTO, Yasuhito INAI