Patents by Inventor Tadashi SOMEDA

Tadashi SOMEDA 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).

  • Adhesive composition and laminate
    Patent number: 9951259
    Abstract: Provided is an adhesive which, in a metal foil-containing laminated composite film used in a high temperature sterilization treatment, is resistant to the effects of moisture in the air during curing, has good workability when used as a solvent-free adhesive, and exhibits excellent adhesive strength and acid resistance. Provided is a method for producing an adhesive composition, the method including: a step of obtaining an alcohol-added isocyanate (E) by reacting a trifunctional or higher isocyanate compound (C2) and a monofunctional alcohol (D) at an equivalence ratio of isocyanate groups in the trifunctional or higher isocyanate compound (C2):monofunctional alcohol (D)=100 mol %:25 to 65 mol %, and a step of mixing a polyisocyanate (A) containing a trifunctional or higher isocyanate compound (C1) and the alcohol-added isocyanate (E), and an alcohol (B) having an acid value of 0.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: April 24, 2018
    Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYO-MORTON, LTD., TOYOCHEM CO., LTD.
    Inventors: Tetsuya Natsumoto, Toru Oya, Yoshitaka Tone, Hiroyuki Hayashi, Tetsuya Kaneko, Tadashi Someda, Yoshihiro Sato
  • ADHESIVE COMPOSITION AND LAMINATE
    Publication number: 20170355891
    Abstract: Provided is an adhesive which, in a metal foil-containing laminated composite film used in a high temperature sterilization treatment, is resistant to the effects of moisture in the air during curing, has good workability when used as a solvent-free adhesive, and exhibits excellent adhesive strength and acid resistance. Provided is a method for producing an adhesive composition, the method including: a step of obtaining an alcohol-added isocyanate (E) by reacting a trifunctional or higher isocyanate compound (C2) and a monofunctional alcohol (D) at an equivalence ratio of isocyanate groups in the trifunctional or higher isocyanate compound (C2):monofunctional alcohol (D)=100 mol %:25 to 65 mol %, and a step of mixing a polyisocyanate (A) containing a trifunctional or higher isocyanate compound (C1) and the alcohol-added isocyanate (E), and an alcohol (B) having an acid value of 0.
    Type: Application
    Filed: December 22, 2015
    Publication date: December 14, 2017
    Applicants: TOYO INK SC HOLDINGS CO., LTD., TOYO-MORTON, LTD., TOYOCHEM CO., LTD.
    Inventors: Tetsuya NATSUMOTO, Toru OYA, Yoshitaka TONE, Hiroyuki HAYASHI, Tetsuya KANEKO, Tadashi SOMEDA, Yoshihiro SATO