Silicone applicator for a printing press

1 . A silicone application system for a web printing press comprising:

at least one silicone applicator having a first web width application zone and a second web width application zone controlled independently of the first web with application zone.

2 . The system as recited in claim 1 further comprising a controller controlling the silicone applicator to permit selective application of the silicon in the first web width application and second web width application zones.

3 . The system as recited in claim 2 further comprising a web width or location sensor connected to the controller, the controller controlling the silicone applicator as a function of the sensor.

4 . The system as recited in claim 1 wherein the silicone applicator includes a plurality of individual silicone applicators located axially apart from one another.

5 . The system as recited in claim 4 wherein the silicone applicator includes a roll contacting the web, the applicator spraying silicone on the roll.

6 . The system as recited in claim 5 wherein the roll is motor driven.

7 . The system as recited in claim 1 wherein the silicon applicator applies silicone across an entire web width and further includes controllable blades located axially apart from one another.

8 . A web printing press comprising at least one print unit and the silicone application system as recited in claim 1 .

9 . The web printing press as recited in claim 8 further comprising a dryer and a cooling stand downstream of the print unit.

10 . The web printing press as recited in claim 9 wherein the silicone application system is upstream or within the cooling stand.

11 . A method for providing silicone to a web comprising:

determining a desired web width application zone; and

controlling an application width of a silicone applicator as a function of the determination.