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:
Jan. 17, 1989
Filed:
Oct. 14, 1986
Applicant:
Inventors:
Dieter Schmitt, Darmstadt, DE;
Manfred Urban, Weiterstadt, DE;
Assignee:
Merck Patent Gesellschaft Mit Beschrankter Haftung, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ; B32B / ;
U.S. Cl.
CPC ...
106-2 ; 106 1414 ; 106 1425 ; 106 1439 ; 106 145 ; 148 / ; 428469 ;
Abstract
Dampening agents or dampening agent concentrates for offset printing are disclosed which contain copper ions as corrosion inhibitors. Such dampening agents exhibit virtually no corrosive action on the offset printing machine parts with which they come into contact, in particular the printing cylinders made of nickel metal.