Patent ID: 9305689
Filing Date: 2016-04-05
CPC Classification: B28B,C04B,H01F

Claim Text:
1. An injection molding composition comprising a ferrite powder which is a collection of ferrite particles, a first binder and a second binder, wherein a softening point of said second binder is lower than that of said first binder, a weight and a specific surface area of said ferrite powders are represented by Wp [g] and S [m a hypothetical thickness Tb1 [nm] of said first binder is calculated by a formula (1) and a hypothetical thickness Tb2 [nm] of said second binder is calculated by a formula (2), and values obtained therefrom of said Tb1 is 0.6 to 3.0 and of said Tb2 is 5.0 to 16.0