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:
Sep. 11, 2018
Filed:
Mar. 06, 2015
Konica Minolta, Inc., Tokyo, JP;
Toshiyuki Takabayashi, Hachioji, JP;
Konica Minolta, Inc., Tokyo, JP;
Abstract
The present invention relates to an image forming method which includes: curing an active ray curable ink containing a gelling agent; and additionally applying and curing another active ray curable ink and by which affinity of the additionally-applied ink is further improved. The method of the present invention is an image forming method including: a first step of applying a first ink, which contains a colorant, a gelling agent, a photopolymerizable compound, and a photoinitiator, to a recording medium; a second step of irradiating the first ink with an active ray to cure and fix the first ink; a third step of additionally applying a second ink which contains a photopolymerizable compound and a photoinitiator; and a fourth step of irradiating the second ink with an active ray, in this order, wherein the first ink contains 0.5 to 5.0% by mass of the gelling agent with respect to the entire mass of the ink, the second ink contains less than 5.0% by mass of the gelling agent with respect to the entire mass of the ink, and the fourth step is performed in a state where the cured and fixed first ink is heated.