Patent · US Expired

Thermosensitive recording sheet

US4918044A · kind A · utility

0Cited by
2References
7Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 29, 1988
Grant dateApr 17, 1990
Priority date
Expiry dateApr 29, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41M5/3375
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A thermosensitive recording sheet having a thermosensitive color developer layer containing a basic leuco dye and an organic color developer, said layer containing a compound of the formula ##STR1## as a sensitizer.

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