Method for cleaning printing machines and printing moulds

US6544348B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Dieter Stöckigt · Ludwigshafen, DE
• Günter Oetter · Bischofswerda, DE
• Erwin Wolff · Bischofswerda, DE
• Erich Frank · Biberach an der Riß, DE
• Petra Schneider · Ditzingen, DE

Key dates

• Filing date: Nov 29, 2000
• Grant date: Apr 8, 2003
• Expiry date: Nov 29, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D17/0021
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A process is proposed for cleaning printing machines or printing plates by removing the contaminants from the surfaces to be cleaned by washing them with a microemulsion comprising water, a surfactant, and a water-immiscible organic solvent.