| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an infrared reflective black pigment that contains Bi, Mn, Zn, and Al, is free from harmful elements, and has both excellent infrared reflection property and excellent coating material stability.SOLUTION: The infrared reflective black pigment is a black pigment composed of a composite oxide containing Bi, Mn, Zn, and Al and having a blackness (L*) of 30 or less and a near-infrared reflectance of 45% or more. The coating material and the resin composition use the infrared reflective black pigment.</p> |
