CPC D21H 15/10 (2013.01) [D21F 13/00 (2013.01); D21H 13/06 (2013.01); D21H 27/30 (2013.01)] | 20 Claims |
1. A wet laid nonwoven comprising cellulose and cellulose ester (CE) fibers; wherein at least a portion of said CE fibers are combined with said cellulose fibers; wherein said CE fibers have a denier per filament (DPF) of at least 0.5 to 3; wherein said CE fibers are present in an amount from about 0.1 wt % to less than 20 wt %; and wherein said CE fibers have a cut length of less than 6 mm; wherein said wet laid nonwoven is bonded to itself, another substrate, or another wet laid nonwoven material; and wherein said bonding is accomplished at least in part by ultrasonic welding.
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