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:
Mar. 30, 2021
Filed:
Aug. 03, 2016
Think Laboratory Co., Ltd., Chiba, JP;
Kao Corporation, Tokyo, JP;
Tatsuo Shigeta, Chiba, JP;
Ryuma Mizushima, Wakayama, JP;
Yuta Matsumoto, Wakayama, JP;
Yasufumi Ueda, Wakayama, JP;
THINK LABORATORY CO., LTD., Chiba, JP;
KAO CORPORATION, Tokyo, JP;
Abstract
Provided is a gravure printing method by which high printing density and excellent highlight suitability are obtained, even if a gravure plate having high resolution and reduced thickness is used. The gravure printing method comprises: using an aqueous ink having a Zahn cup #3 viscosity at 20° C. of 11.0 seconds or more and 20.0 seconds or less, and having an evaporation rate of 30 mass % or less in a drying test, the drying test involving drying 1 g of the ink at a temperature of 40° C. and an air flow of 1,400 L/min for 30 minutes; and transferring 1 ml/mor more and 7 ml/mor less of the ink onto a printing medium.