| abstract |
Disclosed are ink jet recording media systems that comprise a poly(vinyl alcohol)-co-poly(N-vinyl formamide) copolymer of the formula, wherein n is between 0 and about 20 mole percent, m is between about 50 and about 97 mole percent, x is between 0 and about 20 mole percent, y is between 0 and about 20 mole percent, z is between 0 and about 2 mole percent and x+y is between about 3 and about 20 mole percent, R 1 and R 3 are independently H; 3-propionic add or C 1 -C 6 alkyl ester thereof; or is 2-methyl-3-propionic acid or C 1 -C 6 alkyl ester thereof, and R 2 and R 4 are independently H or C 1 -C 6 alkyl. |