Composition for hardening photographic hydrophilic binder and ph

Details Composition for hardening photographic hydrophilic binder and ph Composition for hardening photographic hydrophilic binder and ph

1976-03-01

1978-05-02

Louie, Jr., Won H.

Gas separation: apparatus

Solid sorbent apparatus

With control means responsive to sensed condition

96100R, 96 76R, 96 77, 252182, 106125, 260112R, 260117, G03C 130, G03C 140

Patent

active

040872831

ABSTRACT:
A hardener composition for hardening a hydrophilic photographic binder comprises a carbodiimide hardening agent and from about 5 to about 200 mol per cent, based on the carbodiimide hardening agent, of an N-hydroxy cyclic amine having a hydroxy group on the ring amino nitrogen atom. The layers to be hardened are exemplified by photographic gelatino silver halide layers and/or the gelatino protective layer of a photographic element.

REFERENCES:
patent: 3098693 (1963-07-01), Sheehan et al.
patent: 3795666 (1974-03-01), Konig et al.
Oftedahl, Abstract of Serial No. 801,772, filed Feb. 24, 1969.

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