Research Article

Anticorrosion Performance of LDH Coating Prepared by CO2 Pressurization Method

Table 2

Adhesion test results of LDH conversion coatings with various processes.

AdhesionsAdhesion klassAffected rate

1 CO2_24h1<5%
2CO2_2h/pH11.5_2h1<5%
3 CO2_3MPa_0.5h0Almost never off