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:
Jun. 30, 2020
Filed:
Dec. 21, 2016
Posco, Pohang-si, KR;
Inktec Co., Ltd., Ansan-si, KR;
Ha-Na Choi, Gwangyang-si, KR;
Kyung-Pyo Yu, Ansan-si, KR;
Jin-Tae Kim, Gwangyang-si, KR;
Chan-Hee Park, Ansan-si, KR;
Jung-Hwan Lee, Gwangyang-si, KR;
Yon-Kyun Song, Gwangyang-si, KR;
POSCO, Pohang-si, KR;
INKTEC CO., LTD., Gyeonggi-Do, KR;
Abstract
An ink composition for a printed steel sheet, having excellent adhesion to a steel sheet, processability, solvent resistance, and the like, a method for manufacturing a printed steel sheet using the same, and a printed steel sheet manufactured thereby, are provided. The ink composition for a steel material includes 10 to 30 parts by weight of a mixture of a urethane acrylate oligomer and another type of acrylate oligomer different from the urethane acrylate oligomer, 65 to 80 parts by weight of a radiation curable monomer which is a mixture of a monofunctional radiation curable monomer and a di- or more functional radiation curable monomer, 1 to 10 parts by weight of a photoinitiator, and 0.01 to 10 parts by weight of an adhesion promoter.