Diazo recording process and material

Details Diazo recording process and material Diazo recording process and material

1975-10-28

1976-10-12

Bowers, Jr., Charles L.

Gas separation: apparatus

Electric field separation apparatus

Electrode cleaner, apparatus part flusher, discharger, or...

96 7591D, 96 91R, G03C 534, G03C 160

Patent

active

039855627

ABSTRACT:
A diazo recording process which comprises the steps of (1) information-wise exposing to ultra-violet light and (2) overall heating a recording material comprising a compound yielding an amine on heating, an ultra-violet light-sensitive diazo compound and a coupling component capable of yielding a dyestuff by reaction with unaffected diazo compound when heating said material and wherein the compound yielding an amine on heating corresponds with the following general formula: ##EQU1## in which: R.sub.1 represents

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Noller, C. R., "Textbook of Organic Chemistry," 2nd Ed. W. B. Saunders Co., 1958, pp. 180 and 243.
Kosar, J., "Light-Sensitive Systems," Wiley & Sons, 1965, pp. 219 and 295.

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