Two-sheet diffusion transfer assemblages containing a primer...

Details Two-sheet diffusion transfer assemblages containing a primer... Two-sheet diffusion transfer assemblages containing a primer...

G - Physics

03

C

96/32

G03C 7/00 (2006.01) G03C 8/52 (2006.01)

Patent

CA 1141582

- 0 - TWO-SHEET DIFFUSION TRANSFER ASSEMBLAGES AND PHOTOGRAPHIC ELEMENTS ABSTRACT OF THE DISCLOSURE Two-sheet diffusion transfer assemblages and photographic elements are described which contain a primer layer located between a polymeric acid layer and a timing layer. The primer layer prevents unwanted transfer of portions of the emulsion layer to the receiver when the receiver and photographic element are peeled apart. The primer layer comprises: (a) a mixture of gelatin and cellulose nitrate, or (b) a mixture of an acrylic acid copolymer and a partic- ular acrylic acid terpolymer, or (c) an acrylic acid copolymer as described herein.

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