Method of making a printing blanket including cast polyurethane layers

Method of making a printing blanket including cast polyurethane layers

A method of making a printing blanket or printing sleeve which includes one or more cast polyurethane layers is provided. Each cast polyurethane layer may be applied in a single pass to a moving substrate web or a rotating sleeve by slot die coating, electrostatic or non-electrostatic spraying, or k...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHUMAN, SAMUEL R, FLINT, W. TORIRAN, BYERS, JOSEPH L
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
LINING MACHINES
MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING,INKING, DAMPING, OR THE LIKE
PERFORMING OPERATIONS
PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
PRINTING
PRINTING PLATES OR FOILS
STAMPS
TRANSPORTING
TYPEWRITERS
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Beschreibung
Zusammenfassung:A method of making a printing blanket or printing sleeve which includes one or more cast polyurethane layers is provided. Each cast polyurethane layer may be applied in a single pass to a moving substrate web or a rotating sleeve by slot die coating, electrostatic or non-electrostatic spraying, or knife coating. The method may utilize UV or radiation curable polyurethanes, two-part polyurethanes, moisture curable polyurethanes, or cure-blocked or delayed-cure polyurethanes.