Patents Assigned to Nichireki Co., Ltd.
  • Publication number: 20090088497
    Abstract: The purposes of the present invention are to provide a paving material which is easy to be handled, has less restriction on the conditions of execution of work, decomposes fast, and is superior in durability, and a method for construction of paved body using the paving material. The purposes are attained by providing a paving material and a method for construction of paved body using the same, said paving material comprises at least binder emulsion for pavement, non-water soluble epoxy resin, and amine compound(s) a hardener thereof, and is prepared by mixing these three ingredients at the time of the execution of work, at the scene of the execution of work. The purposes are also attained by providing binder emulsion for pavement comprising an amine compound(s) that is a hardener of epoxy resin and the amine compound comprises at least polyaminoamido.
    Type: Application
    Filed: August 23, 2006
    Publication date: April 2, 2009
    Applicants: PETRO CHEMICALS CO., LTD., NICHIREKI CO. LTD.
    Inventors: Yoshihito Sasada, Akito Hagiwara, Masahiko Fujii, Kazuma Takeuchi, Sadaharu Ueno, Takashi Kanazawa, Tada-aki Ikeda
  • Patent number: 5957619
    Abstract: The present method of constructing block pavement, which solves conventional problems, is applicable not only to landscape pavement of a sidewalk or an open space, but also to an ordinary roadway having heavy traffic of large vehicles, and makes available block pavement provided with a beautiful appearance and an excellent durability.
    Type: Grant
    Filed: June 6, 1997
    Date of Patent: September 28, 1999
    Assignees: Taisei Rotec Corporation, Nichireki Co., Ltd.
    Inventors: Shoji Kinoshita, Norio Nishizawa, Katsutoshi Satou, Takurou Kurokawa
  • Patent number: 5891224
    Abstract: An object of the invention is to provide a rubber modified asphalt type of waterproofing composition which can be used in a normal temperature type of spray waterproofing method and can find its application in waterproofing, moisture-proofing, rustproofing, and filling buildings and structure for engineering works, said waterproofing composition coagulates instantaneously to form a stable yet firm waterproofing layer. This rubber modified asphalt type of waterproofing composition comprises a cationic rubber modified asphalt emulsion and an organic coagulating agent.
    Type: Grant
    Filed: April 22, 1998
    Date of Patent: April 6, 1999
    Assignees: Obayashi Corporation, Toho Natural Gas Co. Ltd., Nichireki Co., Ltd.
    Inventors: Tsuyoshi Aoyama, Yoshimasa Hayashi, Tadashi Nouchi, Kazuhiko Shichiku, Akira Ito, Hiroyuki Ishii, Haruka Ogawa, Hitofusa Mitani, Kiyoshige Nishibayashi
  • Patent number: 5866211
    Abstract: An object of the invention is to provide a rubber modified asphalt type of waterproofing composition which can be used in a normal temperature type of spray waterproofing method and can find its application in waterproofing, moisture-proofing, rustproofing, and filling buildings and structure for engineering works, said waterproofing composition coagulates instantaneously to form a stable yet firm waterproofing layer. This rubber modified asphalt type of waterproofing composition comprises a cationic rubber modified asphalt emulsion and an organic coagulating agent.
    Type: Grant
    Filed: May 28, 1997
    Date of Patent: February 2, 1999
    Assignees: Obayashi Corporation, Toho Natural Gas Company, Limited, Nichireki Co., Ltd.
    Inventors: Tsuyoshi Aoyama, Yoshimasa Hayashi, Tadashi Nouchi, Kazuhiko Shichiku, Akira Ito, Hiroyuki Ishii, Haruka Ogawa, Hitofusa Mitani, Kiyoshige Nishibayashi
  • Patent number: 5674313
    Abstract: An object of the invention is to provide a rubber modified asphalt type of waterproofing composition which can be used in a normal temperature type of spray waterproofing method and can find its application in waterproofing, moisture-proofing, rustproofing, and filling buildings and structure for engineering works, said waterproofing composition coagulates instantaneously to form a stable yet firm waterproofing layer. This rubber modified asphalt type of waterproofing composition comprises a cationic rubber modified asphalt emulsion and an organic coagulating agent.
    Type: Grant
    Filed: September 18, 1996
    Date of Patent: October 7, 1997
    Assignees: Obayashi Corporation, Toho Natural Gas Company, Limited, Nichireki Co., Ltd.
    Inventors: Tsuyoshi Aoyama, Yoshimasa Hayashi, Tadashi Nouchi, Kazuhiko Shichiku, Akira Ito, Hiroyuki Ishii, Haruka Ogawa, Hitofusa Mitani, Kiyoshige Nishibayashi