Birch, Stewart, Kolasch & Birch, LLP
Surface treatment solution for plated steel sheet to be hot-pressed
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 (WA/WB) of a mass of ZnO particles in the ZnO aqueous dispersion (WA) to a mass of solid content of the water dispersible organic resin (WB) is 30/70 to 95/5.
NIHON PARKERIZING CO., LTD.
B C C C C B C C C C C C
B21D C23C C08K C08K C09D B21D C08K C09D C09D C23C C08K C09D
inventional inventional additional additional inventional inventional additional inventional inventional inventional additional inventional
Takahiro Jun Masao Takumi Tatsuya Kensuke Shintaro Soshi
Kodama Maki Kurosaki Kozaki Suzuki Mizuno Yamanaka Fujita