| 摘要 |
PROBLEM TO BE SOLVED: To provide a composite oxide black pigment high in blackness, excellent in durability such as acid resistance, heat resistance and weather resistance, good in coloring power, inexpensive in a sufficiently environmentally friendly manner.SOLUTION: There is provided a composite oxide black pigment which is composite oxide of main component metal containing copper, manganese and aluminum and percentage contents of each metal to the total of metal elements are copper:25 to 45 mol%, manganese:25 to 70 mol% and aluminum:2 to 40 mol% and which contains substantially no chrome, cobalt nor nickel. |
