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:
Aug. 22, 1989
Filed:
Mar. 03, 1988
Applicant:
Inventors:
Manfred Schneider, Eppstein/Taunus, DE;
Ulrich Ott, Liederbach, DE;
Alexander Sieber, Frankfurt am Main, DE;
Manfred Zimmermann, Offenbach/Main, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524159 ; 524270 ; 523351 ;
Abstract
There is a demand for arylpararosanililinesulfonic acid pigments which, even when the pigment content is relatively low, produce on dilution with customary printing varnishes a printing ink having satisfactory rheological properties. The invention relates to such pasty pigment formulations containing