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. 29, 2025
Filed:
May. 27, 2022
Artience Co., Ltd., Tokyo, JP;
Toyocolor Co., Ltd., Tokyo, JP;
Kazushi Sunaoshi, Tokyo, JP;
Takanori Nomura, Tokyo, JP;
Riho Morita, Tokyo, JP;
Norio Suzuki, Tokyo, JP;
artience Co., Ltd., Tokyo, JP;
TOYOCOLOR CO., LTD., Tokyo, JP;
Abstract
Provided is a pretreatment liquid comprising resin particles (A), calcium ions, plural types of carboxylate ions including at least a hydroxycarboxylate ion, and water. The resin particles A include resin particles (A1) selected from the group consisting of (meth)acrylic resin particles, urethane (urea) resin particles, and urethane-(meth)acrylic resin particles and having a solubility parameter (SP) value of from 9.0 to 13.5 (cal/cm), and a ratio of the amount of the resin particles (A) to an amount of the calcium ions in millimoles is specified. Also provided are an ink set containing the pretreatment liquid and a water-based inkjet ink, and a printed matter produced using the ink set.