abstract |
The present invention aims to provide a powder of high-purity 1,4-cyclohexanedicarboxylic acid having good powder fluidity, and provides a particle size distribution (volume basis) D10 of 5 to 55 μm, and D50 is 40~200μm, D90 is in the range of 170~800μm, and the bulk density is 0.4~0.8g/cm3, the compact overall density is 0.5~1.0g/cm3, and the compression is 10~23%. Powder of cyclohexanedicarboxylic acid. |