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. 09, 2010
Filed:
Mar. 28, 2008
Applicant:
Masayuki Ushiku, Kanagawa, JP;
Inventor:
Masayuki Ushiku, Kanagawa, JP;
Assignee:
Konica Minolta Holdings, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A water-based heat fixing ink having at least the following 4 compounds, a: pigment; b: water-soluble resin comprising a copolymer, in which a monomer having a carboxyl group and monomer having a hydrophobic group are polymerized, and the resin is dissolved by neutralization with an amine; c: an organic solvent satisfying following Equation (1) which is represented by a hydrogen bonding term and a polar term of a solubility parameter; and d: water; wherein b is contained in an amount of 2.5-7.0 weight % as a free polymer in a water-based heat fixing ink,8≦(σ+σ)≦12  Equation (1).