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. 14, 2021
Filed:
Mar. 27, 2018
Cqv Co., Ltd., Chungcheongbuk-do, KR;
Jin-Hyoung Lee, Cheongju-si, KR;
Kwang-Choong Kang, Cheongju-si, KR;
Byung-Ki Choi, Cheongju-si, KR;
Kwang-Soo Lim, Cheongju-si, KR;
Kil-Wan Chang, Cheongju-si, KR;
CQV CO., LTD., Chungcheongbuk-Do, KR;
Abstract
Disclosed is a composite white pigment having mixed together white pigments having different colorimeter values from each other by comprising substrates having various sizes and/or TiO2 having various thicknesses. The composite white pigment, according to the present invention, comprises: a first white pigment comprising a substrate and a white metal oxide layer formed on the substrate; and a second white pigment comprising a substrate and a white metal oxide layer formed on the substrate, and having a different colorimeter value from that of the first white pigment.