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:
Nov. 13, 1990
Filed:
Dec. 14, 1988
Applicant:
Inventors:
Harald Lauke, Mannheim, DE;
Gregor Schuermann, Heidelberg, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430331 ; 430309 ; 430325 ; 556405 ;
Abstract
An aqueous damping solution for the offset printing process contains a hydrolysis product of a compound of the general formula ##STR1## wherein R.sup.1 and R.sup.2 are identical or different and are each hydrogen, alkyl of 1 to 9 carbon atoms or aryl of 6 to 12 carbon atoms, or a condensate of this hydrolysis product.