Patent ID: 8119239

Claim:
A surface conditioning composition in the form of a liquid comprising bivalent or trivalent metal phosphate particles and having a pH of 3 to 12, wherein a D 50 of the bivalent or trivalent metal phosphate particles is no more than 3 μm, the surface conditioning composition additionally comprises (1) at least one metal alkoxide selected from the group consisting of silane alkoxide, titanium alkoxide, and aluminum alkoxide, and (2) at least one stabilizer selected from the group consisting of phosphonic acid, phytic acid, polyphosphoric acid, phosphonic acid group-containing acrylic resin and vinylic resin, carboxyl group-containing acrylic resin and vinylic resin, and the composition comprises 1 to 1000 ppm of the (1) metal alkoxide as a treatment liquid for surface conditioning.