Method for forming clusters of noble metal silver precipitating

Details Method for forming clusters of noble metal silver precipitating Method for forming clusters of noble metal silver precipitating

1978-04-04

1980-06-24

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Transfer procedure between image and image layer, image...

Diffusion transfer process, element, or identified image...

23305R, 106 118, 106 121, 252314, 252358, 428457, 428539, 423 22, 423 23, 423 42, 423 43, 423 99, 423101, 423138, 423140, 423274, G03C 148, C03C 1706, C09D 500, B01J 1300

Patent

active

042093309

ABSTRACT:
Clusters or galaxies of noble metal silver-precipitating nuclei for use in silver diffusion transfer processes are formed by reducing a noble metal salt or complex to form a colloid of noble metal nuclei and inducing instability to said colloid, whereby said galaxies are formed.

REFERENCES:
patent: 2698236 (1954-12-01), Land
patent: 3647440 (1972-03-01), Rasch

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