Patents Assigned to Papierfabrik GmbH & Co. KG
  • Photographic support material
    Patent number: 5332623
    Abstract: A photographic support material includes a base paper and at least one polyolefin layer arranged on the base paper and containing titanium dioxide, and a methyl substituted chinacridone red pigment in the polyolefin which is a chinolino (2,3-b) acridine-7,14-dione-5,12-dihydro-3,10-dimethyl.
    Type: Grant
    Filed: May 18, 1993
    Date of Patent: July 26, 1994
    Assignee: Felix Schoeller jr. Papierfabrik GmbH & Co. KG
    Inventor: Ralf-Burkhard Dethlefs
  • Recording material for the ink jet process
    Patent number: 5328748
    Abstract: A recording material and coating therefor for an ink jet process wherein the coating forms an ink absorbing layer on a support material. The coating contains a hydrophilic binder and an oxidized polyethylene, and the oxidized polyethylene is present in the aqueous coating material which forms the ink absorbing layer as a cationic active emulsified oxidized polyethylene.
    Type: Grant
    Filed: October 26, 1992
    Date of Patent: July 12, 1994
    Assignees: Felix Schoeller, Jr., Papierfabrik GmbH & Co. KG
    Inventor: Horst Westfal