Patents Assigned to Kyoei Corporation
  • Fire resistant liquid, process for preparing it, and fireproof building material and fire resistant adhesive using the fire resistant liquid
    Patent number: 6060002
    Abstract: A fire resistant liquid and a process for the preparation thereof characterized in reacting granulated potassium hydroxide, powdered sodium carbonate, lumps of metallic silicon and water. A fireproof building material molded by applying a viscous liquid of the fire resistant liquid mixed with bentonite and fibers on one or both sides of wood-, paper-, metal- and composite boards, and a fireproof building material molded by laminating an incombustible cotton plate to a base plate through a compounding mixture of the fire resistant liquid with bentonite and Chinese cotton are prepared. A fire resistant adhesive is prepared by mixing the fire resistant liquid with bentonite, Chinese cotton and BENGEL 31.
    Type: Grant
    Filed: March 5, 1999
    Date of Patent: May 9, 2000
    Assignee: Kyoei Corporation
    Inventor: Kazuo Ishikawa
  • Fire resistant liquid, process for preparing it, and fireproof building material and fire resistant adhesive using the fire resistant liquid
    Patent number: 6004387
    Abstract: A fire resistant liquid and a process for the preparation thereof characterized in reacting granulated potassium hydroxide, powdered sodium carbonate, lumps of metallic silicon and water.A fireproof building material molded by applying a viscous liquid of the fire resistant liquid mixed with bentonite and fibers on one side or both sides of wood-, paper-, metal- and composite boards, and a fireproof building material molded by laminating an incombustible cotton plate to a base plate through a compounding mixture of the fire resistant liquid with bentonite and Chinese cotton. A fire resistant adhesive prepared by mixing the fire resistant liquid with bentonite, Chinese cotton and BENGEL 31.
    Type: Grant
    Filed: June 8, 1998
    Date of Patent: December 21, 1999
    Assignee: Kyoei Corporation
    Inventor: Kazuo Ishikawa
  • Fire resistant liquid, process for preparing it, and fireproof building material and fire resistant adhesive using the fire resistant liquid
    Patent number: 5879593
    Abstract: A fire resistant liquid and a process for the preparation thereof characterized in reacting granulated potassium hydroxide, powdered sodium carbonate, lumps of metallic silicon and water.A fireproof building material molded by applying a viscous liquid of the fire resistant liquid mixed with bentonite and fibers on one side or both sides of wood-, paper-, metal- and composite boards, and a fireproof building material molded by laminating an incombustible cotton plate to a base plate through a compounding mixture of the fire resistant liquid with bentonite and Chinese cotton. A fire resistant adhesive prepared by mixing the fire resistant liquid with bentonite, Chinese cotton and BENGEL 31.
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: March 9, 1999
    Assignee: Kyoei Corporation
    Inventor: Kazuo Ishikawa