Ink jet recording sheet

Details Ink jet recording sheet Ink jet recording sheet

1999-08-16

2000-05-30

Schwartz, Pamela R.

Incremental printing of symbolic information

Ink jet

Medium and processing means

428195, 4284111, 428500, 428520, B41M 500, B41J 201

Patent

active

060683732

ABSTRACT:
An ink jet recording sheet comprises a support carrying an ink-receiving layer, this layer comprising a hydrophilic polymer, preferably poly(vinyl alcohol) and a poly(vinylbenzyl quaternary ammonium salt) of the formula: ##STR1## wherein each of R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 is independently alkyl of from 1 to 4 carbon atoms; each of R.sup.7, R.sup.8 and R.sup.9 is independently alkyl of from 1 to 18 carbon atoms and the total number of carbon atoms in R.sup.7, R.sup.8 and R.sup.9 is from 13 to 20; each M.sup.- is an anion; and each of a, b and c is the molar proportion of the respective repeating units.

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