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. 02, 2016
Filed:
Jun. 24, 2015
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D 11/322 (2014.01); C09C 3/08 (2006.01); C09D 11/324 (2014.01); B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
C09C 3/08 (2013.01); B41J 2/17503 (2013.01); C09D 11/322 (2013.01); C09D 11/324 (2013.01);
Abstract
The invention provides a production process for a self-dispersible pigment, including a step of bonding a functional group containing a hydrophilic group to a particle surface of a pigment by causing a compound represented by the following general formula (1) (Ris a halogen atom, Ris an alkali metal, Ris a single bond, —CO—, —CONH— or —SO—, and Ris a group having at least one of an aliphatic group and an aromatic group and being substituted with a hydrophilic group such as a carboxylic acid group) to react with the particle surface of the pigment: