Photographic sensitive materials

Details Photographic sensitive materials Photographic sensitive materials

1976-04-07

1977-09-13

Welsh, John D.

Gas separation: apparatus

Electric field separation apparatus

Electrode retaining or supporting means

96 87A, 961142, G03C 134

Patent

active

040479587

ABSTRACT:
A photographic sensitive material comprising a support having thereon at least one photographic emulsion layer, wherein at least one surface layer of the photographic sensitive material contains an alkylpolysiloxane having in the side chain thereof a polyoxyethylene chain, said alkylpolysiloxane being represented by the following general formula (I): ##STR1## in which R represents an aliphatic group or aryl group, R' represents a hydrogen atom, an aliphatic group or an aryl group R" represents an alkyl group or alkoxyalkyl group, A represents divalent residue of an aliphatic hydrocarbon, n represents 0 or an integer of 1 to 12, p represents a value of 0 to 50, q represents a value of 2 to 50, x represents a value of 0 to 100, y represents a value of 1 to 50, z represents a value of 0 to 100 and x + y + z represents a value of 5 to 250.

REFERENCES:
patent: 3042522 (1962-07-01), Ben-Ezra
patent: 3489567 (1970-01-01), McGraw
patent: 3779774 (1973-12-01), Cope

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