Gas separation: apparatus – Electric field separation apparatus – And serially arranged nonelectrical separator
Patent
1977-05-31
1978-12-19
Brown, J. Travis
Gas separation: apparatus
Electric field separation apparatus
And serially arranged nonelectrical separator
96100R, G03C 700, G03C 140
Patent
active
041304276
ABSTRACT:
2-equivalent color couplers for yellow carrying at the coupling position via an oxygen atom a 5-membered N-containing unsaturated heterocyclic substituent, that is split off during oxidative coupling with an aromatic primary amine color developer and forms a competing coupler molecule.
REFERENCES:
patent: 2435550 (1948-02-01), Bauley
patent: 3227550 (1966-01-01), Whitmore et al.
patent: 3839044 (1974-10-01), Salminen et al.
Monbaliu Marcel J.
Van Poucke Raphael K.
Agfa-Gevaert N.V.
Breiner A. W.
Brown J. Travis
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