Polyurea and polyurethane compounds containing a photographicall

Details Polyurea and polyurethane compounds containing a photographicall Polyurea and polyurethane compounds containing a photographicall

1987-10-20

1988-08-09

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified radiation sensitive composition with color...

430215, 430223, 430551, 430559, 430627, 430630, 430566, 430955, 430957, G03C 726, G03C 732, G03C 104

Patent

active

047627778

ABSTRACT:
Photographically useful compounds, i.e. in the present context compounds which, under development conditions, chemically react imagewise, after imagewise exposure, to produce desired reaction products in imagewise distribution, may be incorporated in the layers of photographic recording materials in the form of aqueous dispersions of polyurea or polyurethane compounds containing recurring structural units corresponding to the following formula:

REFERENCES:
patent: 2671021 (1954-03-01), Kleiger et al.
patent: 3307948 (1967-03-01), Thiers et al.
patent: 3791857 (1974-02-01), Balle et al.
patent: 4186014 (1980-01-01), Bergthaller et al.

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