Patent · US Expired

Ink jet recording sheet with photoparity

US7906187B2 · kind B2 · utility

4Cited by
15References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 2003
Grant dateMar 15, 2011
Priority date
Expiry dateJan 8, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41M2205/12
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.