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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.:

US 11314179 B1

PDFFull Text
Date of Patent:
Apr. 26, 2022

Filed:

May. 13, 2016

Polyester resin, method for producing polyester resin, and toner using said polyester resin

Applicant:

Mitsubishi Chemical Corporation, Chiyoda-ku, JP;

Inventors:

Tadahiro Ozawa, Tokyo, JP;

Asako Kaneko, Tokyo, JP;

Masaaki Kiura, Tokyo, JP;

Yoshihiro Kamon, Tokyo, JP;

Assignee:

Mitsubishi Chemical Corporation, Chiyoda-ku, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Ling Siu Choi

Assistant Examiner:

Gennadiy Mesh

Int. Cl.
CPC ...
G03G 9/087 (2006.01); C08G 63/688 (2006.01); C08G 63/672 (2006.01); C07D 515/04 (2006.01); C08G 63/181 (2006.01); G01R 33/46 (2006.01);
U.S. Cl.
CPC ...
G03G 9/08755 (2013.01); C07D 515/04 (2013.01); C08G 63/181 (2013.01); C08G 63/672 (2013.01); C08G 63/688 (2013.01); C08G 63/6884 (2013.01); C08G 63/6886 (2013.01); G03G 9/087 (2013.01); G01R 33/46 (2013.01);
Abstract

A polyester resin having low-temperature (80-240° C.) fluidity, storage stability, and achieving both dispersibility and grindability, where the polyester resin includes, in reacted form: a polyhydric alcohol; a polycarboxylic acid; a sulfonate component, which is a bis(2-hydroxyethyl)isophthalate sulfonic acid salt; and a hetero alicyclic skeleton, which can be a monomer of formula (1) and/or formula (2):

Find Patent Forward Citations

Ozawa, Tadahiro. (2022). Polyester resin, method for producing polyester resin, and toner using said polyester resin (U.S. Patent No. 11314179). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11314179

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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