B - Operations – Transporting – 05 – C
Patent
B - Operations, Transporting
05
C
B05C 1/16 (2006.01) B05C 1/08 (2006.01)
Patent
CA 2590830
A method of applying an additive (4) to selected regions (56) of a web (4) includes the steps of applying the additive to the raised regions (26) of a patterned roll (10) having an outer surface comprising raised regions and recessed regions (39), providing a flat roll (12) having a smooth outer surface arranged in rotatable contact with the patterned roll, and conveying the web of material between the patterned roll and the flat roll, thereby to transfer the additive to selected regions of the web. An apparatus for selectively applying an additive to a web is also described.
L~invention concerne un procédé d~application d~un additif (4) à des régions sélectionnées (56) d~une trame (4) englobant les phases d~application de l~additif aux régions en relief (26) d'un rouleau imprimé d~un motif (10) ayant une surface externe comprenant des régions en relief et des régions en retrait (39), de placement d'un rouleau plat (12) à surface externe lisse en contact rotatif avec le rouleau imprimé d~un motif, et d~acheminement de la trame de matériau entre le rouleau imprimé d~un motif et le rouleau plat, pour ainsi transférer l~additif à des régions sélectionnées de la trame. Elle porte également sur un appareil pour application sélective d~un additif à une trame.
Haskett Thomas E.
Sachs Kim C.
Suszko Linda W.
Tuman Scott J.
Wolk Diane R.
3m Innovative Properties Company
Smart & Biggar
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