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:
Jun. 25, 2013
Filed:
Jul. 30, 2009
Takashi Saito, Kawasaki, JP;
Katsuhiro Shirota, Kawasaki, JP;
Hirofumi Ichinose, Tokyo, JP;
Hiromitsu Kishi, Kawasaki, JP;
Masashi Tsujimura, Kawasaki, JP;
Fumihiko Mukae, Tokyo, JP;
Fumiaki Fujioka, Kawasaki, JP;
Katsuhiko Suzuki, Tokyo, JP;
Sayoko Nagashima, Kawasaki, JP;
Takashi Saito, Kawasaki, JP;
Katsuhiro Shirota, Kawasaki, JP;
Hirofumi Ichinose, Tokyo, JP;
Hiromitsu Kishi, Kawasaki, JP;
Masashi Tsujimura, Kawasaki, JP;
Fumihiko Mukae, Tokyo, JP;
Fumiaki Fujioka, Kawasaki, JP;
Katsuhiko Suzuki, Tokyo, JP;
Sayoko Nagashima, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An object of the invention is to provide an ink set which enables to improve image density and scratch resistance of the images recorded using an ink containing a self-dispersion pigment and an ink containing a modified siloxane compound. An ink set to be used for ink jet recording including plural inks having a first ink and a second ink independently, wherein the first ink contains at least a pigment having functional groups on surface of pigment particles and a compound having adsorptivity to the pigment and the functional group density on the surface of the pigment particles is 1.5 μmol/mor more and less than 2.6 μmol/mand the second ink contains at least a pigment and a modified siloxane compound.