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    • 8. 发明授权
    • Multi-ply cellulosic products using high-bulk cellulosic fibers
    • 使用大体积纤维素纤维的多层纤维素产品
    • US06306251B1
    • 2001-10-23
    • US08912055
    • 1997-08-18
    • Richard A. JewellAmar N. Neogi
    • Richard A. JewellAmar N. Neogi
    • D21H1120
    • D21H17/07D21H11/20D21H17/15D21H17/28D21H27/38Y10T428/2965
    • A multi-ply paperboard comprising at least one ply of conventional cellulose fibers and from about 0.1 to about 6 weight percent of a water-borne binding agent; and at least one ply of chemically intrafiber crosslinked cellulosic high-bulk fibers and from about 0.1 to about 6 weight percent of a water-borne binding agent. The water-borne binding agent may be a starch, a modified starch, a polyvinyl alcohol, a polyvinyl acetate, a polyethylene/acrylic acid copolymer, an acrylic acid polymer, a polyacrylate, a polyacrylamide, a polyamine, guar gum, an oxidized polyethylene, a polyvinyl chloride, a polyvinyl chloride/acrylic acid copolymer, an acrylonitrile/butadiene/styrene copolymer or polyacrylonitrile. A method for making the paperboard is disclosed.
    • 包含至少一层常规纤维素纤维和约0.1至约6重量%水性粘合剂的多层纸板; 和至少一层化学纤维内交联的纤维素高松散纤维和约0.1至约6重量%的水性粘合剂。 水性粘合剂可以是淀粉,改性淀粉,聚乙烯醇,聚乙酸乙烯酯,聚乙烯/丙烯酸共聚物,丙烯酸聚合物,聚丙烯酸酯,聚丙烯酰胺,多胺,瓜尔胶,氧化聚乙烯 ,聚氯乙烯,聚氯乙烯/丙烯酸共聚物,丙烯腈/丁二烯/苯乙烯共聚物或聚丙烯腈。 公开了制造纸板的方法。