Photographic emulisions improved by peptizer modification

Details Photographic emulisions improved by peptizer modification Photographic emulisions improved by peptizer modification

1996-07-29

1998-03-31

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430567, 430569, 430641, G03C 1005, G03C 1047

Patent

active

057337187

ABSTRACT:
A radiation-sensitive silver halide emulsion for use in photographic is disclosed containing an oxidized cationic starch as a peptizer. The oxidized cationic starch facilitates emulsion precipitation and chemical sensitization.

REFERENCES:
patent: 4717650 (1988-01-01), Ikeda et al.
patent: 5284744 (1994-02-01), Maskasky
patent: 5604085 (1997-02-01), Maskasky
Mees The Theory of the Photographic Process, Revised Ed., Macmillan, 1951, pp. 48 and 49.
James The Theory of the Photographic Process, 4th Ed., Macmillan, 1977, p. 51.
Research Disclosure, vol. 365, Sep. 1994, Item 36544.
Research Disclosure vol. 176, Dec. 1978, Item 17643.

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