Pulpless absorbent core and disclose preparation method. A kind of exemplary method may include that bottom carrier sheet material advances, the base sheet along the upper surface that machine direction applies first adhesive, promote base sheet that room is discharged in the first granular materials, the granular materials of first amount is projected first and is bonded in the first granular materials discharge room, apply the second binder and is installed to the first granular materials, the amount of granular materials is in first discharge chamber, promote base sheet and first binder, the granular materials of first amount, with the second discharge room to the second granular materials, the granular materials of second amount is projected to the second indoor granular materials of discharge of second adhesive, with the second granular materials on application roof carrier sheet material.