Trivalent metal-doped hexagonal plate-shaped zinc oxide and method for producing same
AssigneeSakai Chemical Industry Co., Ltd.
InventorsRyohei Yoshida, Mitsuo Hashimoto, Kazutaka Murai
Life of this patent
Estimating the term…
Abstract
The present invention provides zinc oxide having excellent infrared blocking ability, high whiteness, and excellent texture during use. The present invention relates to trivalent metal-doped hexagonal plate-shaped zinc oxide having an aspect ratio of 2.5 or greater, the trivalent metal-doped hexagonal plate-shaped zinc oxide having a trivalent metal element content based on the zinc element of 0.15 to 5 mol %, a whiteness of 90 or higher, and a powder spectral reflectance at a wavelength of 1500 nm of 80% or less.
Claims7
Trivalent metal-doped hexagonal plate-shaped zinc oxide, having an aspect ratio of 2.5 or greater, the trivalent metal-doped hexagonal plate-shaped zinc oxide having a trivalent metal element content based on a zinc element of 0.15 to 5 mol %, a whiteness of 90 or higher, and a powder spectral reflectance at a wavelength of 1500 nm of 80% or less.
Dependencies are inferred from the claim text.