Method for dispersing oil-soluble photographic additives

Details Method for dispersing oil-soluble photographic additives Method for dispersing oil-soluble photographic additives

1979-01-18

1980-07-08

Brown, Travis

Radiation imagery chemistry: process, composition, or product th

Nonradiation sensitive image processing compositions or...

430223, 430224, 430372, 430377, 430382, 430512, 430544, 430546, 430565, 430569, 430957, 430958, G03C 110, G03C 140

Patent

active

042118360

ABSTRACT:
A method for dispersing oil-soluble photographic additives into a hydrophilic colloid composition is disclosed characterized by the use of lecithin in conjunction with an anionic surface active agent containing an --SO.sub.3 M or --OSO.sub.3 M moiety wherein M represents a cation and a hydrophobic group having 8 to 30 carbon atoms.

REFERENCES:
patent: 3258338 (1966-06-01), Claeys et al.
patent: 3287134 (1966-11-01), Kainrath et al.
patent: 3676137 (1972-07-01), Mizuki et al.
patent: 3860425 (1975-01-01), Ono et al.
patent: 4015990 (1977-04-01), Ishida et al.
Geiger et al., Chemical Abstracts, vol. 81, 84406v, 1974.
Takahashi et al., Chemical Abstracts, vol. 82, 53041p, 1975.

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