Patents Assigned to Tokusho Paper Mfg. Co. Ltd.
  • Patent number: 6086738
    Abstract: The present invention provides a record sheet used in an electro-coagulation printing method for forming characters and images on a cylinder as an electrode with an ink which coagulates with electric charge and for transferring the characters and images to the record sheet, wherein the wet time is 15 milliseconds or less, obtained from the absorption curve of pure water measured by a dynamic scanning absorptometer. Preferably, the record sheet has 5 ml/m.sup.2 s.sup.-1/2 or more absorption coefficient, and more preferably, has contact ratio measured by a specular reflection smoothness tester under a pressure of 40 kg/cm.sup.2 with a ray having a wavelength of 0.5 .mu.m is 40% or more. The record sheet can be used for various print sheets, in particular, for business form sheets and newspaper sheets.
    Type: Grant
    Filed: December 29, 1998
    Date of Patent: July 11, 2000
    Assignee: Tokusho Paper Mfg. Co. Ltd.
    Inventors: Toyohisa Mouri, Toshio Takagi, Shigeki Matsunaga, Yutaka Hattori