FLUFF PULP AND CORE WITH HIGH SAP CONTENT Russian patent published in 2018 - IPC D21H21/22 D21H17/37 D21H17/36 D21H11/00 

FIELD: chemistry.

SUBSTANCE: fluff pulp in the form of a core comprises 5-25 wt % of hardwood fibres and one or more superabsorbent polymers (SAP). The fluff pulp has a SAP retention of more than 75 wt %. Fluff pulp is used in an absorbent product, a paper product, a subject of personal hygiene, a medical product, an insulating product, a construction product, a structural material, cement, a food product, a veterinary product, a packaging product, a diaper, a tampon, a sanitary napkin, gauze, bandage, a fire-resistant material, or their combination.

EFFECT: increasing the content of superabsorbent polymers, reducing the thickness and increasing the softness of the core.

14 cl, 6 dwg, 4 tbl, 2 ex