PHOTOGRAPHIC OR IMAGE RECIEVING ELEMENTS CONTAINING POLYMERIC MO

Details PHOTOGRAPHIC OR IMAGE RECIEVING ELEMENTS CONTAINING POLYMERIC MO PHOTOGRAPHIC OR IMAGE RECIEVING ELEMENTS CONTAINING POLYMERIC MO

1975-02-21

1976-03-16

Smith, Ronald H.

Gas separation: apparatus

Solid sorbent apparatus

Soluble or deliquescent type

96 57, 96 74, 96 77, 96 84A, 96 87R, 96114, 260 803N, 428500, 428508, 428511, G03C 184, G03C 300

Patent

active

039444244

ABSTRACT:
A water-insoluble polymer comprising repeating units at least 1/3 of said repeating units having the formula: ##SPC1##
Wherein R.sup.1 and R.sup.2 are hydrogen or alkyl and R.sup.3, R.sup.4 and R.sup.5 are alkyl groups wherein the total number of carbon atoms in R.sup.3, R.sup.4 and R.sup.5 is at least 12 and X.sup.-is an anion; is useful in dye mordant compositions in photographic elements. Preferred dye mordants comprise copolymers with styrene or methyl methacrylate.

REFERENCES:
patent: 3625694 (1971-12-01), Cohen et al.
patent: 3709690 (1973-01-01), Cohen et al.
patent: 3721556 (1973-03-01), Fix

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