18837178. SPHERICAL SILICA POWDER (Denka Company Limited)
SPHERICAL SILICA POWDER
Organization Name
Inventor(s)
Takaaki Minamikawa of Chuo Tokyo JP
Hiroyuki Shiotsuki of Chuo Tokyo JP
SPHERICAL SILICA POWDER
This abstract first appeared for US patent application 18837178 titled 'SPHERICAL SILICA POWDER
Original Abstract Submitted
This spherical silica powder is configured such that when the spherical silica powder is measured using a wet flow type image analyzer, a sphericity of a particle size of more than or equal to 5 μm and less than 10 μm is represented by S, a sphericity of a particle size of more than or equal to 10 μm and less than 20 μm is represented by S, a sphericity of a particle size of more than or equal to 20 μm and less than 30 μm is represented by S, a sphericity of a particle size of more than or equal to 30 μm and less than 45 μm is represented by S, and a sphericity of a particle size of more than or equal to 45 μm is represented by S, at least two of S, S, S, S, and Sare more than or equal to 0.74.