For Optical Mirror, Lens, Or Mold Therefor (e.g., Eyeglasses, Camera Lens, Etc.) Patents (Class 510/163)
For synthetic resin lens or mold therefor (Class 510/164)
  • Continuous method for cleaning industrial parts using a polyorganosiloxane
    Patent number: 5741365
    Abstract: A continuous method for cleaning and/or removing liquid from industrial parts that includes contacting the part with a cleaning or rinsing composition that contains a straight chain or cyclic polyorganosiloxane.
    Type: Grant
    Filed: May 5, 1995
    Date of Patent: April 21, 1998
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Minoru Inada, Kimiaki Kabuki, Yasutaka Imajo, Takayuki Oguni, Noriaki Yagi, Nobuhiro Saitoh, Akitsugu Kurita, Yoshiaki Takezawa
  • Method for removing residual liquid from parts using a polyorganosiloxane
    Patent number: 5728228
    Abstract: A method for removing liquid from parts that includes contacting the part with a cleaning or rinsing composition that contains a straight chain or cyclic polyorganosiloxane.
    Type: Grant
    Filed: May 5, 1995
    Date of Patent: March 17, 1998
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Minoru Inada, Kimiaki Kabuki, Yasutaka Imajo, Takayuki Oguni, Noriaki Yagi, Nobuhiro Saitoh, Akitsugu Kurita, Yoshiaki Takezawa
  • Method for cleaning an object with an agent including water and a polyorganosiloxane
    Patent number: 5716456
    Abstract: A method for cleaning an industrial object by use of an aqueous agent that includes a polyorganosiloxane. The method uses a plurality of vessels and the agent is recovered and resupplied to the method.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: February 10, 1998
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Minoru Inada, Kimiaki Kabuki, Yasutaka Imajo, Takayuki Oguni, Noriaki Yagi, Nobuhiro Saitoh, Akitsugu Kurita, Yoshiaki Takezawa
  • Method of manufacturing a phosphor screen
    Patent number: 5707682
    Abstract: A method of manufacturing a phosphor screen (22) on an interior surface (23) of a faceplate panel (12) is characterized by the steps of: forming a light-absorbing matrix (24) on an interior surface (23) of the faceplate panel (12); applying an aqueous surfactant solution thereto to solubilize oily contaminants and emulsify undissolved oily contaminants of the matrix (24); and serially applying three light-emitting phosphors (G, B, R) to the interior surface (23) of the faceplate panel (12) to form the phosphor screen (22).
    Type: Grant
    Filed: November 26, 1996
    Date of Patent: January 13, 1998
    Assignee: Videocolor S.p.A.
    Inventors: Himanshu M. Patel, Antimo Pezzulo
  • Mixed solvent composition with 1-H-perfluorohexane, methanol or ethanol, and optionally a hydrocarbon
    Patent number: 5648325
    Abstract: An azeotropic composition consisting of 89.2 wt % of 1,1,1,2,2,3,3,4,4,5,5,6,6-tridecafluorohexane and 10.8 wt % of methanol and an azeotropic composition consisting of 91.1 wt % of 1,1,1,2,2,3,3,4,4,5,5,6,6-tridecafluorohexane and 8.9 wt % of ethanol.The present invention provides alternative azeotropic solvent compositions which have excellent properties of conventional 1,1,2-trichloro-l,2,2-trifluoroethane and do not deplete the stratospheric ozone layer.
    Type: Grant
    Filed: June 9, 1995
    Date of Patent: July 15, 1997
    Assignee: AG Technology Co., Ltd.
    Inventors: Kenroh Kitamura, Michino Ikehata, Masaaki Tsuzaki, Kazuya Oharu