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:
Jul. 15, 2014
Filed:
Apr. 22, 2010
Hidenobu Ohya, Tokyo, JP;
Manabu Kaneko, Tokyo, JP;
Hidenobu Ohya, Tokyo, JP;
Manabu Kaneko, Tokyo, JP;
Konica Minolta Business Technologies, Inc., Tokyo, JP;
Abstract
Provided is an inkjet ink including at least water, a pigment, a resin, a water-soluble organic solvent, and a surfactant, wherein the resin consist of a copolymer resin synthesized from only a (meth)acrylic monomers, and the copolymer resin has an acid value of not less than 50 mgKOH/g and not more than 200 mgKOH/g, a glass transition temperature (Tg) not less than 20 and not more than 100° C., and a weight-average molecular weight (Mw) not less than 20,000 and not more than 100,000, and as a result, a high-quality image is formed in that abrasion resistance and adhesiveness on a non-absorptive recording medium are high, glossiness is high, and there is no ink mixing, and ejection performance is good and recovery through maintenance is excellent. Also provided is an inkjet recording method that uses the same.