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:
Oct. 24, 2023
Filed:
Dec. 16, 2021
Applicant:
Sun Chemical Corporation, Parsippany, NJ (US);
Inventors:
Paul Wallace, Derbyshire, GB;
James Matthews, Derbyshire, GB;
Assignee:
SUN CHEMICAL COPORATION, Parsippany, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/322 (2014.01); B41M 5/00 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
C09D 11/322 (2013.01); B41J 2/14 (2013.01); B41M 5/0047 (2013.01);
Abstract
The present invention relates to a printing ink composition comprising a polymer selected from a poly(styrene-maleic acid) co-polymer having an acid number of ≥225 mg KOH/g, a poly(styrene-maleamic acid) co-polymer having an acid number of ≥225 mg KOH/g or a combination thereof, wherein the co-polymer is a lithium, sodium, potassium, ammonium or quaternary ammonium salt or combinations thereof. The printing ink composition is suitable for directly printing onto non-porous substrates particularly without the need for a chemical primer layer or chemical pre-treatment.