Patents by Inventor Tadashi Shimura

Tadashi Shimura 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).

  • Onium salt and composition comprising the same
    Patent number: 10189781
    Abstract: The onium salt of the present invention contains predetermined compound A represented by the general formula (1). The composition of the present invention contains the onium salt of the present invention, and an onium salt containing predetermined compound B represented by the general formula (2). The onium salt and the composition of the present invention exert well-balanced excellent physical properties in terms of cold curing properties, storage stability, thermal shock resistance after curing, and moisture resistance.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: January 29, 2019
    Assignee: ASAHI KASEI E-MATERIALS CORPORATION
    Inventors: Tadashi Shimura, Naoya Kamimura, Akira Otani, Hitoshi Shimada
  • ONIUM SALT AND COMPOSITION COMPRISING THE SAME
    Publication number: 20160229801
    Abstract: The onium salt of the present invention contains predetermined compound A represented by the general formula (1). The composition of the present invention contains the onium salt of the present invention, and an onium salt containing predetermined compound B represented by the general formula (2). The onium salt and the composition of the present invention exert well-balanced excellent physical properties in terms of cold curing properties, storage stability, thermal shock resistance after curing, and moisture resistance.
    Type: Application
    Filed: September 24, 2014
    Publication date: August 11, 2016
    Applicant: ASAHI KASEI E-MATERIALS CORPORATION
    Inventors: Tadashi SHIMURA, Naoya KAMIMURA, Akira OTANI, Hitoshi SHIMADA
  • RESIN COMPOSITION
    Publication number: 20110048261
    Abstract: The present invention provides a resin composition containing a resin (a1) containing a siloxane bond and having a number-average molecular weight of 500 or more and 300,000 or less, and a resin (a2) containing no siloxane bond and having a number-average molecular weight of 1,000 or more and 300,000 or less.
    Type: Application
    Filed: February 13, 2009
    Publication date: March 3, 2011
    Inventor: Tadashi Shimura
  • Cushioning Material for Printing
    Publication number: 20090238984
    Abstract: A cushion for printing or a cushioning layer for printing plate manufactured using a cushioning material for printing having a storage elastic modulus (E?) of 1.0×108 Pa or greater at 20° C. and 1000 Hz enables high-speed printing while keeping a printing quality.
    Type: Application
    Filed: May 8, 2007
    Publication date: September 24, 2009
    Inventors: Yoko Tomita, Kei Tomeba, Hiroshi Yamada, Tadashi Shimura, Masaki Matsumoto