Ink-jet recording sheet with improved ozone resistance
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United States of America Patent
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Aug 9, 2005
Grant Date -
Nov 27, 2003
app pub date -
May 20, 2003
filing date -
May 22, 2002
priority date (Note) -
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Abstract
An ink-jet recording material having a high ozone resistance comprises at least one ink-absorbing and at least one dye-fixing layer wherein on the top and/or bottom side of the dye-fixing layer, at least one water-soluble compound exhibiting ionic charge centres is arranged, which compound exhibits a dissociation constant in the region of 1×10-;3 to 1×10-;14 with a conductivity range λ of 6 to 25 ms at a temperature of 25° C.±1° C. in a 0.1 molar aqueous solution.
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