US 4,419,434 : Image transfer film unit with modified surface layer containing capillaries


Inventors:
Molaire, Michel F. (Rochester, NY)
Williams, John V. (Pittsford, NY) 
Assignee:
Eastman Kodak Company (Rochester, NY) 

An image transfer film unit is disclosed in which a surface capillary layer is provided to supply processing liquid uniformly to an imaging portion of the film unit.

http://www.freepatentsonline.com/4419434.pdf