A fluff pulp is provided, which comprises softwood fibers; and 3 to 35% by weight of hardwood fibers. A fluff is also provided, which comprises the fiberized or shredded fluff pulp. A core is also provided, which comprises the fluff and at least an SAP. Processes for making and using the fluff pulp,
A fluff pulp is provided, which comprises softwood fibers; and 3 to 35% by weight of hardwood fibers. A fluff is also provided, which comprises the fiberized or shredded fluff pulp. A core is also provided, which comprises the fluff and at least an SAP. Processes for making and using the fluff pulp, fluff, and core are provided, and products made thereby.
대표청구항▼
1. A fluff pulp composition, comprising: softwood fibers;8 to 23% by weight of hardwood fibers; andone or more superabsorbent polymer (SAP),wherein the fluff pulp composition has a SAP retention value greater than 75%. 2. The fluff pulp composition of claim 1, wherein the softwood fibers and hardwoo
1. A fluff pulp composition, comprising: softwood fibers;8 to 23% by weight of hardwood fibers; andone or more superabsorbent polymer (SAP),wherein the fluff pulp composition has a SAP retention value greater than 75%. 2. The fluff pulp composition of claim 1, wherein the softwood fibers and hardwood fibers are provided in a fluff pulp which comprises a moisture content of ≤15% by weight. 3. The fluff pulp composition of claim 1, wherein the softwood fibers and hardwood fibers are provided in a fluff pulp which comprises a basis weight of 500 to 1100 gsm. 4. The fluff pulp composition of claim 1, in the form of an airlaid core. 5. A core, comprising: a fluff pulp, comprising;softwood fibers;8 to 23% by weight of hardwood fibers; andone or more superabsorbent polymer (SAP), wherein the core has a SAP retention value greater than 75%. 6. The core of claim 5, wherein the SAP is selected from the group consisting of starch-acrylonitrile copolymer, hydrolyzed starch-acrylonitrile copolymer, acrylic acid (co)polymer, acrylamide (co)polymer, polyvinyl alcohol, polyacrylate /polyacrylamide copolymers, polyacrylic acid (co)polymers, sodium polyacrylate, ethylene maleic anhydride copolymer, cross-linked carboxymethylcellulose, polyvinyl alcohol copolymer, polyethylene oxide, cross-linked polyethylene oxide, starch grafted copolymer of polyacrylonitrile, salt of one or more thereof, and combination of two or more thereof. 7. The core of claim 5, wherein the SAP is present in an amount ranging from 1 to 85% by weight of the core. 8. The core of claim 5, in the form of an airlaid core. 9. An article comprising the core of claim 5 and a supporting structure or material, wherein the article is selected from the group consisting of an absorbent product, paper product, personal care product, medical product, insulating product, construction product, structural material, cement, food product, veterinary product, packaging product, diaper, tampon, sanitary napkin, gauze, bandage, fire retardant, or a combination thereof.
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