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Article: Belgian, Canadian Inventors Develop Negative-Working Lithographic Printing Plate Making Method
- Article from:
- US Fed News Service, Including US State News
- Article date:
- January 18, 2008
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ALEXANDRIA, Va., Jan. 18 -- Huub Van Aert of Pulderbos, Belgium, Dirk Faes of Herselt, Belgium, Joan Vermeersch of Deinze, Belgium, and Sue Wilkinson of Vancouver, Canada, have developed a printing plate making method.
An abstract of the invention, released by the U.S. Patent & Trademark Office, said: "A method for preparing a negative-working lithographic printing plate is provided which comprises the steps of providing a lithographic printing plate precursor comprising on a grained and anodized aluminum support, having a hydrophilic surface, a coating comprising polymer particles which are core-shell particles having a hydrophobic heat-softenable core and a hydrophilic shell and an ...