Patent ID: 6481843
Filing Date: 2002-11-19
Classification: B41M

Abstract:
An inkjet printing method, comprising the steps of:A) providing an ink jet printer that is responsive to digital data signals; B) loading said printer with an ink jet recording element comprising a support having thereon an image-receptive layer capable of accepting an ink jet image, said layer comprising an open-pore membrane of a mixture of a water-insoluble polymer, a water-absorbent polymer and a mordant, said water-absorbent polymer being present in an amount of at least 25% by weight of the combined weight of said water-insoluble polymer and said water-absorbent polymer, said mixture containing at least 7% by weight of said mordant, and the balance being said water-insoluble polymer, said mordant comprising a polymer or copolymer containing a quatemized nitrogen moiety; C) loading said printer with an ink jet ink composition; and D) printing on said ink jet recording element using said ink jet ink in response to said digital data signals.