Patent · US Expired

Heat sensitive imaging element for providing a lithographic printing plate

US6214515A · kind A · utility

10Cited by
7References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 29, 1999
Grant dateApr 10, 2001
Priority date
Expiry dateMar 29, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41C2210/24
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

According to the present invention there is provided a heat-sensitive imaging element for providing a lithographic printing plate, comprising a lithographic support with a hydrophilic surface and a top layer wherein said top layer or a layer adjacent to said top layer comprises a compound capable of converting light into heat, characterized in that said top layer further comprises a polymer containing aryldiazosulphonate units.

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