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. 26, 2013
Filed:
Mar. 30, 2011
Kazuma Goto, Nagoya, JP;
Akihiko Taniguchi, Kakamigahara, JP;
Shunichi Higashiyama, Yokkaichi, JP;
Masashi Tsuda, Ichinomiya, JP;
Hiromitsu Sago, Tokai, JP;
Narumi Koga, Nagoya, JP;
Michiko Aoyama, Nagoya, JP;
Kazuma Goto, Nagoya, JP;
Akihiko Taniguchi, Kakamigahara, JP;
Shunichi Higashiyama, Yokkaichi, JP;
Masashi Tsuda, Ichinomiya, JP;
Hiromitsu Sago, Tokai, JP;
Narumi Koga, Nagoya, JP;
Michiko Aoyama, Nagoya, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;
Abstract
An ink set containing a water-based ink for ink jet recording and a treatment liquid. The water-based ink contains a phosphate-group modified self-dispersing pigment, water, and a water-soluble organic solvent. The treatment liquid contains an aggregating agent, water, and a water-soluble organic solvent. A dynamic surface tension of the water-based ink, measured under the condition where a life time is about 50 ms, is in the range of 35 mN/m to 45 mN/m. A dynamic surface tension of the treatment liquid, measured under the condition where a life time is about 50 ms, is in the range of 33 mN/m to 45 mN/m.