Photographic element with polymeric ammonium mordant

Details Photographic element with polymeric ammonium mordant Photographic element with polymeric ammonium mordant

1977-09-01

1978-12-26

Schilling, Richard C.

Gas separation: apparatus

Electric field separation apparatus

Plural diverse electric fields

96 3, 96 29D, 9684A, 96114, G03C 140, G03C 700, G03C 184, G03C 172

Patent

active

041314697

ABSTRACT:
A dye mordant composition containing a polymer comprising repeating units with at least 20 mol % of the repeating units having the general formula (I): ##STR1## wherein R.sub.1 represents an alkyl group containing 1 to 12 carbon atoms, an aralkyl group, an aryl group or an allyl group; R.sub.2 and R.sub.3, which may be the same or different, each represents a hydrogen atom, an alkyl group, an aralkyl group, an aryl group or an allyl group, where the total number of carbon atoms contained in the main chain and/or ring of R.sub.2 and R.sub.3 is less than 16; n represents an integer from 2 to 20; and X.sup..crclbar. represents an anion.

REFERENCES:
patent: 3770439 (1973-11-01), Taylor
patent: 3944424 (1976-03-01), Cohen et al.

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