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:
Jan. 27, 2009
Filed:
Oct. 20, 2004
Tomoya Yamamoto, Joso, JP;
Hitoshi Inoue, Joso, JP;
Yukiko Tachibana, Joso, JP;
Takayuki Ookawa, Joso, JP;
Junko Morioka, Joso, JP;
Tomoya Yamamoto, Joso, JP;
Hitoshi Inoue, Joso, JP;
Yukiko Tachibana, Joso, JP;
Takayuki Ookawa, Joso, JP;
Junko Morioka, Joso, JP;
Canon Finetech Inc., Ibaraki, JP;
Abstract
In the present invention, an inkjet recording ink can be provided, which ink can record stably an image with good fastness and elegant-quality over a long period in any conditions. The ink includes a high-molecular dispersant, a water-insoluble colorant, water-soluble organic solvent and water, in which the high-molecular dispersant is a block copolymer including at least one hydrophobic block and at least one hydrophilic block, which have been obtained by polymerizing vinyl ethers as monomers, respectively; and the water-insoluble colorant is a specific pigment. Further the present invention can provide a inkjet recording method, an inkjet cartridge, and an inkjet recording system.