CPC C08L 1/02 (2013.01) [B29B 9/12 (2013.01); C08H 8/00 (2013.01); C08L 5/06 (2013.01); C08L 5/14 (2013.01); C08L 97/005 (2013.01); C08L 97/02 (2013.01); D21H 11/18 (2013.01)] | 20 Claims |
1. A dried, water dispersible granular microfibrillated cellulose product comprising a microfibrillated cellulose originating from agricultural biomass, said microfibrillated cellulose product comprising ≤70 wt % of cellulose 8-25 wt % hemicellulose or 8-20 wt % hemicellulose, or 8-15 wt % hemicellulose, 1-15 wt % pectin, or 1-10 wt % pectin, or 1-8 wt % pectin, 0-12 wt %, lignin, or 0-10 wt % lignin, or 0-8 wt % lignin, and 0-8 wt % protein, or 0-6 wt % protein, or 0-5 wt % protein based on dry solids content of said product,
wherein said granular microfibrillated cellulose product has
a bulk density of 500-1200 kg/m3;
an average diameter D50 of 200-6000 μm;
a flowability of 10-30 ml/s or 10-25 ml/s, measured by a Copley scientific powder flowability tester having a stainless steel cylinder with orifice 16; and
a water content of at most 30 wt %, based on the total microfibrillated cellulose product, and wherein said dried granular microfibrillated cellulose product is resistant to bacterial and fungal contamination after being stored for at least 2 weeks at temperatures of 15-25° C. without the addition of any bactericides or fungicides.
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