Patents by Inventor Mayuko Komurasaki

Mayuko Komurasaki 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).

  • Patent number: 11958994
    Abstract: Provided is a decorative sheet having extremely good bleed-out suppression and long-term weather resistance maintenance.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: April 16, 2024
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Osamu Goto, Mayuko Komurasaki, Takashi Endoh, Toshiyuki Sakai, Masanori Ueno, Satoshi Furuta
  • Publication number: 20220347983
    Abstract: A decorative sheet having a surface protective layer on substrate, wherein the surface protective layer is obtained by crosslinking and curing composition A containing an ionizing radiation-curable resin composition and radical scavenger; the radical scavenger contains radical scavenger i which includes ethylenic double bond polymerizable with ionizing radiation-curable resin composition and radical scavenger ii which does not include ethylenic double bond polymerizable with ionizing radiation-curable resin composition; a content of radical scavenger in composition A is not less than 0.5 parts by mass and less than 10.0 parts by mass based on 100 parts by mass of the ionizing radiation-curable resin composition; and a water vapor transmission rate of the decorative sheet when measured in accordance with Testing Methods for Determination of the Water Vapor Transmission Rate of Moisture-Proof Packaging Materials (Dish Method) defined in JIS Z0208:1976 is not less than 0.
    Type: Application
    Filed: September 23, 2020
    Publication date: November 3, 2022
    Applicant: DAI NIPPON PRINTING CO., LTD.
    Inventors: Satoshi FURUTA, Osamu GOTO, Toshiyuki SAKAI, Mayuko KOMURASAKI
  • Publication number: 20220347987
    Abstract: There are provided a decorative sheet which has excellent weatherability and in which white pigment particles are dispersed well, and a decorative material using the decorative sheet, The decorative sheet includes at least a substrate and a surface protective layer, wherein the surface protective layer contains an ultraviolet absorber, and the substrate contains white pigment particles, and wherein the white pigment particles are titanium oxide particles having a coating containing Al element and Si element and formed on part or the whole of their surfaces, and contain Ti, Al and Si elements in the predetermined mass ratio, and a water vapor transmission rate of the decorative sheet satisfies the predetermined condition.
    Type: Application
    Filed: September 23, 2020
    Publication date: November 3, 2022
    Applicant: DAI NIPPON PRINTING CO., LTD.
    Inventors: Satoshi FURUTA, Mayuko KOMURASAKI
  • Publication number: 20220324209
    Abstract: A decorative material which has excellent application suitability with a high initial tight contact strength in the application process and achieves the excellent long-term adhesion free from the delamination even when used for a long term, and a decorative member having the excellent long-term adhesion. A decorative material obtained by applying decoration treatment to a substrate, and having a water vapor transmission rate when measured in accordance with Testing Methods for Determination of the Water Vapor Transmission Rate of Moisture-Proof Packaging Materials (Dish Method) defined in JIS Z0208:1976 of not less than 0.75 g/m2·0.24 h and not more than 45 g/m2·0.24 h, and a decorative member including the decorative material and a base body with an adhesive layer disposed therebetween such that the substrate of the decorative material and the base body face each other.
    Type: Application
    Filed: September 11, 2020
    Publication date: October 13, 2022
    Applicant: DAI NIPPON PRINTING CO., LTD.
    Inventors: Satoshi FURUTA, Mayuko KOMURASAKI
  • Publication number: 20220186004
    Abstract: Provided are: a decorative sheet and a decorative material having bleed-out suppression and long-term weather resistance maintenance, and a resin composition for surface protective layer. The decorative sheet has at least a substrate layer and a surface protective layer, wherein in the surface protective layer, the content of all the UV absorbents relative to 100 parts by mass of the resin therein is 10 parts by mass or less, and the surface protective layer satisfies the following: The layer contains a hydroxyphenyltriazine compound represented by general formula (I) and a hydroxyphenyltriazine compound represented by general formula (II) as UV absorbents, and the content of the hydroxyphenyltriazine compound represented by general formula (II) is 50% by mass or less relative to 100% by mass of the total of the content of the hydroxyphenyltriazine compound represented by general formula (I) and the content of the hydroxyphenyltriazine compound represented by general formula (II).
    Type: Application
    Filed: March 30, 2020
    Publication date: June 16, 2022
    Applicant: Dai Nippon Printing Co., Ltd.
    Inventors: Osamu Goto, Mayuko Komurasaki, Takashi Endoh, Toshiyuki Sakai, Satoshi Furuta
  • Publication number: 20220177737
    Abstract: Provided is a decorative sheet having extremely good bleed-out suppression and long-term weather resistance maintenance.
    Type: Application
    Filed: March 30, 2020
    Publication date: June 9, 2022
    Applicant: Dai Nippon Printing Co., Ltd.
    Inventors: Osamu Goto, Mayuko Komurasaki, Takashi Endoh, Toshiyuki Sakai, Masanori Ueno, Satoshi Furuta