Rotogravure cylinders, intermediates and methods
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United States of America Patent
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Nov 24, 2020
Grant Date -
May 24, 2018
app pub date -
Jan 17, 2018
filing date -
Oct 10, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
An intermediate rotogravure product has a cylindrical case onto which a circumferential copper layer extends, the circumferential copper layer having a characteristic surface roughness Rz and porosity. A copper engraving layer is on the circumferential copper layer. A method for engraving into adds a copper engraving layer, followed by engraving a predetermined pattern. A rotogravure cylinder product and method add a copper engraving layer on the circumferential copper layer that can be engraved in accordance with a predefined pattern and protected with a protection layer.
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International Classification(s)
- C23C:COATING METALLIC MATERIAL; COATING MATERIAL WITH M....
- C25D:PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC ....
- B41N:PRINTING PLATES OR FOILS
- B41F:PRINTING MACHINES OR PRESSES
- B41C:PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF P....
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
- B65B:MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF,....
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