Patent · US Expired

Pressure sensitive record material

US4962072A · kind A · utility

2Cited by
5References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 13, 1989
Grant dateOct 9, 1990
Priority date
Expiry dateJan 13, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41M5/165
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Record material comprising a paper sheet having on its front a printable pigment coating and on its back isolated droplets of colour former solution each confined within a pressure rupturable barrier, wherein the pigment coating comprises a binder for the pigment together with a synthetic reactive sizing agent or a coating structure agent or both the sizing agent and the coating structure agent.

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