Aqueous Coating Agent For Steel Material, Coating Film, Steel Material

Aqueous Coating Agent For Steel Material, Coating Film, Steel Material Coating Method, And Steel Material

Abstract: This aqueous coating agent for steel material contains polyurethane resin particles (A-1), ethylene-unsaturated carboxylic acid copolymerized resin particles (A-2), silicon oxide particles (B) having a mode diameter of 5-20 nm, an organic titanium compound (C), and a phthalocyanine pigment (F) coated with a resin and/or a surfactant. The phthalocyanine pigment (F) is contained in an amount of 0.01-10 parts by mass with respect to 100 parts by mass of the total of the resin particles (A-1) and the resin particles (A-2), and has a primary particle diameter of 0.01-1.0 µm.

Patent Information

Application #

Filing Date

08 May 2023

Publication Number

29/2024

Publication Type

INA

Invention Field

POLYMER TECHNOLOGY

Status

Email

Parent Application

Applicants

NIPPON STEEL CORPORATION

6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

Inventors

1. TOBA Tetsuya

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

2. TOSHIN Kunihiko

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

3. MORISHITA Atsushi

c/o NIPPON STEEL CORPORATION, 6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo 1008071

4. SASAKI Motohiro

c/o NIPPON PAINT SURF CHEMICALS CO., LTD., 4-1-15, Minamishinagawa, Shinagawa-ku, Tokyo 1408675

Specification

Documents

Application Documents

#	Name	Date
1	202317032433-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [08-05-2023(online)].pdf	2023-05-08
2	202317032433-STATEMENT OF UNDERTAKING (FORM 3) [08-05-2023(online)].pdf	2023-05-08
3	202317032433-REQUEST FOR EXAMINATION (FORM-18) [08-05-2023(online)].pdf	2023-05-08
4	202317032433-PRIORITY DOCUMENTS [08-05-2023(online)].pdf	2023-05-08
5	202317032433-POWER OF AUTHORITY [08-05-2023(online)].pdf	2023-05-08
6	202317032433-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [08-05-2023(online)].pdf	2023-05-08
7	202317032433-FORM 18 [08-05-2023(online)].pdf	2023-05-08
8	202317032433-FORM 1 [08-05-2023(online)].pdf	2023-05-08
9	202317032433-DECLARATION OF INVENTORSHIP (FORM 5) [08-05-2023(online)].pdf	2023-05-08
10	202317032433-COMPLETE SPECIFICATION [08-05-2023(online)].pdf	2023-05-08
11	202317032433.pdf	2023-05-13
12	202317032433-Proof of Right [19-07-2023(online)].pdf	2023-07-19
13	202317032433-FORM 3 [28-09-2023(online)].pdf	2023-09-28