Process for preparing lithographic printing plate bases

Details Process for preparing lithographic printing plate bases Process for preparing lithographic printing plate bases

1981-07-02

1983-01-04

Tufariello, T.

Chemistry: electrical and wave energy

Processes and products

204 33, 20412985, 20412995, C25D 1116, C25F 304

Patent

active

043671241

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.

REFERENCES:
patent: 4052275 (1977-10-01), Gumbinner
patent: 4172772 (1979-10-01), Ould

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