Pretreatments of MCC
MCC/water suspension of 6wt% concentration was prepared and treated by a laboratory shear emulsifying machine (Shanghai Suoying Instrument Equipment Co. Ltd., Shanghai, China) at 6500 rpm for 1 h. Then, water was removed by centrifugation and the sediment was dried. The obtained sample was referred to as ultra-fined MCC (UFMCC)