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:
Apr. 18, 1989
Filed:
Nov. 09, 1987
Applicant:
Inventors:
Louis J Pepoy, Holland, MI (US);
Thomas E Foye, Holland, MI (US);
Sherwin P Malchick, Sparta, NJ (US);
Assignee:
BASF Corporation, Parsippany, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
106 27 ; 106-2 ; 106 20 ; 106 22 ; 106 23 ; 106 30 ; 106 32 ;
Abstract
A lithographic ink has an oil-soluble additive incorporated thereinto, the additive producing beneficial effects, especially with respect to reducing the pH drift of the ink during use. The additive is produced by combining a primary, secondary, tertiary, or quaternary amine with a polybasic organic acid.