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:
Oct. 13, 2020
Filed:
Jun. 03, 2016
Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;
Nihon Parkerizing Co., Ltd., Tokyo, JP;
Soshi Fujita, Tokyo, JP;
Jun Maki, Tokyo, JP;
Shintaro Yamanaka, Tokyo, JP;
Masao Kurosaki, Tokyo, JP;
Tatsuya Suzuki, Tokyo, JP;
Kensuke Mizuno, Tokyo, JP;
Takumi Kozaki, Tokyo, JP;
Takahiro Kodama, Tokyo, JP;
NIHON PARKERIZING CO., LTD., Tokyo, JP;
Abstract
A surface treatment solution for a plated steel sheet to be hot-pressed comprising a ZnO aqueous dispersion (A) and a water dispersible organic resin (B), wherein the ZnO aqueous dispersion (A) comprises water and ZnO particle size having 50 to 300 nm particles, the water dispersible organic resin (B) has a 5 to 45 mgKOH/g acid value and 5 to 300 nm emulsion particle size, and a mass ratio (W/W) of a mass of ZnO particles in the ZnO aqueous dispersion (W) to a mass of solid content of the water dispersible organic resin (W) is 30/70 to 95/5.