Patent · US Expired

Process for preparing lithographic printing plate bases

US4367124A · kind A · utility

4Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 1981
Grant dateJan 4, 1983
Priority date
Expiry dateJul 2, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S205/921
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

There is disclosed a process for preparing lithographic printing plate bases, which comprises electrolytically etching a sheet made of aluminum or an aluminum alloy in an electrolytic solution containing hydrochloric acid and a .beta.-dicarbonyl compound.

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