Ink jet recording sheet with photoparity

Stock material or miscellaneous articles – Ink jet stock for printing – Plural ink receptive layers

Reexamination Certificate

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Details

C428S032280, C428S032290, C428S032320, C428S032350, C428S032360

Reexamination Certificate

active

07906187

ABSTRACT:
An ink jet recording sheet is provided that delivers a photoparity image when printed with ink jet printer. The recording sheet comprises a two-layer coating. The bottom layer comprises amorphous silica and the top layer comprises spherical colloidal silica. Both silicas are rendered cationic. The recording sheet provides fast dry time, excellent image quality and superior water resistance and handle ability.

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Nissan Chemical America Corporation, SNOWTEX, Mar. 1, 2005 (4 pages).
HPDC, Notice of Opposition dated Sep. 24, 2009, EP App. No. 03024389.3.

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