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:
Nov. 18, 2014
Filed:
Aug. 31, 2009
Yuko Iwamura, Nagoya, JP;
Hitomi Sadohara, Nagoya, JP;
Akiko Miyajima, Aichi-ken, JP;
Brother Kogya Kabushiki Kaisha, Nagoya-Shi, Aichi-Ken, JP;
Abstract
An ink set for ink-jet recording includes a dye ink containing a water-soluble dye and water and a pigment ink containing a self-dispersible pigment and water; wherein the dye ink further contains a polymer having a lactam structure; and the pigment ink further contains a substance having a surface active ability, a blending amount of the substance having the surface active ability being set in a ratio to fulfill a condition that a line width of a one-dot line is not less than 115 μm when an amount of one liquid droplet of the pigment ink to be discharged is set to be within a range of 22 pL to 28 pL and the one-dot line is printed on a regular paper sheet.