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:
Dec. 26, 2023
Filed:
Jul. 29, 2020
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Toshihiro Otake, Chino, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 293/00 (2006.01); C09D 11/107 (2014.01); C09D 11/326 (2014.01); C09K 23/32 (2022.01);
U.S. Cl.
CPC ...
C08F 293/00 (2013.01); C09D 11/107 (2013.01); C09D 11/326 (2013.01); C09K 23/32 (2022.01);
Abstract
A polymer dispersant includes a first block; and a second block, the first block has a structural unit derived from a first monomer having an imidazolium salt portion and a hydrophobic portion, and the second block has a structural unit derived from a second monomer having an imidazolium salt portion and a hydrophilic portion.