The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 25, 2003
Filed:
Dec. 21, 2000
Thomas Hartmann, Neusäss, DE;
Hans-Christoph Beltle, Gersthofen, DE;
Andrea Fuchs, Augsburg, DE;
Roland Dietrich, Stadtbergen, DE;
MAN Roland Druckmaschinen AG, Offenbach am Main, DE;
Abstract
A cleaning medium for use in cleaning printing forms includes either an acid solution having a pH of from 1 to 4 or a basic solution having a pH of from 10 to 14. A dispersible abrasive agent in a concentration of from 1 to 15 grams per 100 grams of the cleaning composition, a surfactant in a concentration of from 1 to 50 grams per 100 grams of the cleaning composition, an organic solvent in a concentration of from 10 to 50 grams per 100 grams of the cleaning composition, and additional water if needed are added to the acid or basic solution to form the cleaning medium. A cleaning medium in concentrate form is also provided.