Patent ID: 7968639

Claim:
A powder coating material comprising: a polyvinyl acetal powder (A); and a pigment powder (B), wherein the polyvinyl acetal powder (A) and the pigment powder (B) are dry-blended to form the powder coating material, and the powder coating material satisfies the following conditions: (1) the powder (A) has a melt flow rate of 1 to 200 g/10 min. as measured in accordance with JIS K7210: 1999; (2) the powder (A) has an average particle diameter (AD) of 10 to 150 μm and a maximum particle diameter of 250 μm or less; (3) the powder (B) has an average particle diameter (BD) of 2 to 150 μm and a maximum particle diameter of 250 μm or less; (4) |AD−BD |<100; and (5) a ratio by weight of the pigment powder (B)/the polyvinyl acetal powder (A) is 0.5/100 to 50/100.