Foam reservoir fluid transfer roller and method of making same

Details Foam reservoir fluid transfer roller and method of making same Foam reservoir fluid transfer roller and method of making same

B - Operations, Transporting

41

N

B41N 7/04 (2006.01) G03F 1/90 (2012.01) B05D 1/00 (2006.01) B29C 44/12 (2006.01)

Patent

CA 2257089

A fluid transfer roller (10) for use in offset printing for picking up a film of water and transferring it to a printing plate consists of a rigid core (11) with an outer layer (13) of foamed-in-place, partially open-celled foam. A method of preparing the roller also is disclosed.

L'invention concerne un rouleau de transfert de fluide (10) destiné à être utilisé en imprimerie offset et servant à prélever un film d'eau et à le transférer sur une plaque d'impression. Ledit rouleau est constitué d'une partie centrale (11) rigide pourvue d'une couche extérieure (13) de mousse formée in situ, à alvéoles partiellement ouverts. L'invention concerne également un procédé de production de ce rouleau.

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