Hydrophilic color coupler composition containing diepoxide

Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...

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430546, 430637, G03C 110, G03C 140, G03C 138

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active

042528941

ABSTRACT:
Hydrophilic coupler-oil solutions are stabilized by the addition of an epoxide compound. These coupler compounds are dissolved, with the aid of epoxide compounds, in high boiling esters and dispersed in aqueous gel solutions to form dispersions of improved stability.

REFERENCES:
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patent: 3287134 (1966-11-01), Kainrath et al.
patent: 3316094 (1967-04-01), Ben-Ezra
patent: 3409435 (1968-11-01), Seidel et al.
patent: 3725080 (1973-04-01), Mackey
patent: 3960569 (1976-06-01), Ono

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