摘要:
An object of the present invention is to provide rounded zinc peroxide particles having a large particle diameter, the rounded zinc peroxide particles having excellent performance because they have an average particle diameter of 0.04 μm or more, a small aspect ratio and a shape close to a spherical shape; rounded zinc oxide particles which are obtained by calcinating the rounded zinc peroxide particles and which have a small aspect ratio and a sharp particle size distribution; a method for production thereof; and a cosmetic and a heat releasing filler each containing the rounded zinc oxide particles. Provided are rounded zinc peroxide particles having an average particle diameter of 0.04 μm or more and an aspect ratio of 2.0 or less, and rounded zinc oxide particles which are obtained by thermally decomposing the rounded zinc peroxide particles and which have an average particle diameter of 0.04 μm or more and an aspect ratio of 2.0 or less.
摘要:
An object of the present invention is to provide rounded zinc peroxide particles having a large particle diameter, the rounded zinc peroxide particles having excellent performance because they have an average particle diameter of 0.04 μm or more, a small aspect ratio and a shape close to a spherical shape; rounded zinc oxide particles which are obtained by calcinating the rounded zinc peroxide particles and which have a small aspect ratio and a sharp particle size distribution; a method for production thereof; and a cosmetic and a heat releasing filler each containing the rounded zinc oxide particles. Provided are rounded zinc peroxide particles having an average particle diameter of 0.04 μm or more and an aspect ratio of 2.0 or less, and rounded zinc oxide particles which are obtained by thermally decomposing the rounded zinc peroxide particles and which have an average particle diameter of 0.04 μm or more and an aspect ratio of 2.0 or less.
摘要:
It is an object of the present invention to provide hexagonal prism-shaped zinc oxide particles which have a specific particle diameter and a specific aspect ratio, and high ultraviolet blocking performance and transparency, and therefore can be suitably used as a cosmetic and a heat releasing material. Provided are hexagonal prism-shaped zinc oxide particles having a primary particle diameter of 0.1 μm or more and less than 0.5 μm and an aspect ratio of less than 2.5.
摘要:
It is an object of the present invention to provide zinc oxide particles which have excellent ultraviolet blocking performance and also excellent dispersibility, and therefore can be suitably used as an ultraviolet blocking agent for cosmetics. Provided are zinc oxide particles having a primary particle diameter of less than 0.1 μm, an aspect ratio of less than 2.5 and an oil absorption/BET specific surface area of 1.5 ml/100 m2 or less.
摘要:
It is an object of the present invention to provide zinc oxide particles which have excellent ultraviolet blocking performance and also excellent dispersibility, and therefore can be suitably used as an ultraviolet blocking agent for cosmetics. Provided are zinc oxide particles having a primary particle diameter of less than 0.1 μm, an aspect ratio of less than 2.5 and an oil absorption/BET specific surface area of 1.5 ml/100 m2 or less.
摘要:
An object of the present invention is to provide hexagonal plate-shaped zinc oxide particles which can be used as a cosmetic raw material, a heat releasing filler and the like, a method for production of the same, and a cosmetic, a heat releasing filler, a heat releasing resin composition, a heat releasing grease and a heat releasing coating composition each comprising the same. Provided are hexagonal plate-shaped zinc oxide particles having hexagonal-shaped surfaces, wherein the primary particle diameter is 0.01 μm or more and the aspect ratio is 2.5 or more, and 50% or more of 250 particles in a transmission electron microscope photograph satisfy both the requirements (1) the particle has a hexagonal-shaped surface; and (2) Dmin/Dmax≧0.3, where Dmax: a length of the largest diagonal line of three diagonal lines of the hexagonal-shaped surface of the hexagonal plate-shaped zinc oxide particle; and Dmin: a length of the smallest diagonal line of three diagonal lines of the hexagonal-shaped surface of the hexagonal plate-shaped zinc oxide particle.
摘要:
An object of the present invention is to provide hexagonal plate-shaped zinc oxide particles which can be used as a cosmetic raw material, a heat releasing filler and the like, a method for production of the same, and a cosmetic, a heat releasing filler, a heat releasing resin composition, a heat releasing grease and a heat releasing coating composition each comprising the same. Provided are hexagonal plate-shaped zinc oxide particles having hexagonal-shaped surfaces, wherein the primary particle diameter is 0.01 μm or more and the aspect ratio is 2.5 or more, and 50% or more of 250 particles in a transmission electron microscope photograph satisfy both the requirements (1) the particle has a hexagonal-shaped surface; and (2) Dmin/Dmax≧0.3, where Dmax: a length of the largest diagonal line of three diagonal lines of the hexagonal-shaped surface of the hexagonal plate-shaped zinc oxide particle; and Dmin: a length of the smallest diagonal line of three diagonal lines of the hexagonal-shaped surface of the hexagonal plate-shaped zinc oxide particle.
摘要:
The object of the present disclosure is to obtain zinc oxide particle having large particle diameter and being high-density and to obtain an exoergic resin composition, an exoergic grease and an exoergic coating composition that show an excellent exoergic property by using it.A zinc oxide particle being high-density, which has density of 4.0 g/cm3 or more and median size (D50) of 17 to 10000 μm.
摘要翻译:本公开的目的是获得具有大的粒径和高密度的氧化锌颗粒,并获得通过使用它显示出优异的散热性的散热性树脂组合物,散热性润滑脂和散热性涂料组合物。 密度为4.0g / cm 3以上,中值粒径(D50)为17〜10000μm的高密度氧化锌粒子。
摘要:
The object of the present disclosure is to obtain zinc oxide particle having large particle diameter and being high-density and to obtain an exoergic resin composition, an exoergic grease and an exoergic coating composition than show an excellent exoergic property by using it. A zinc oxide particle being high-density, which has density of 4.0 g/cm3 or more and median size (D50) of 17 to 10000 μm.
摘要翻译:本公开的目的是获得具有大的粒径和高密度的氧化锌颗粒,并且通过使用来获得具有优异的散热性能的散热性树脂组合物,散热润滑脂和散热性涂料组合物。 密度为4.0g / cm 3以上,中值粒径(D50)为17〜10000μm的高密度氧化锌粒子。
摘要:
A zinc oxide particle having large particle diameter and being high-density is provided. An exoergic resin composition, an exoergic grease and an exoergic coating composition containing the zinc oxide particle exhibit an excellent exoergic property. The zinc oxide particle being high-density, has a density of 4.0 g/cm3 or more, median size (D50) of 17 to 10000 μm and tap bulk density of 3.10 g/cm3 or more.
摘要翻译:提供了粒径大且密度高的氧化锌粒子。 包含氧化锌颗粒的散热性树脂组合物,散热性润滑脂和散热涂料组合物表现出优异的散热性能。 高密度氧化锌颗粒的密度为4.0g / cm 3以上,中值粒径(D50)为17〜10000μm,堆积密度为3.10g / cm 3以上。