High density tow cartons
AssigneeE. I. Du Pont de Nemours and Company
InventorWeat Carl Mattis
Life of this patent
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Abstract
Package for the storage and shipment of acrylic tow comprising a substantially filled container wherein the acrylic tow is in the form of a self-supporting block having a density of at least 22 lbs./ft..sup.3.
Claims2
A package for the shipment and storage of acrylic tow comprising a closed, free-standing, nonbulging, flat-sided, paperboard container substantially filled with a self-supporting block consisting essentially of a tow of acrylic fibers having a shrinkage of not more than 3% and a moisture content of not more than 2% by weight, said block having a density between about 25 and 33 lbs/ft.sup.3, and said tow being readily withdrawable from said block for textile processing.
A package for the shipment and storage of acrylic tow comprising a closed, free-standing, nonbulging, flat-sided, paperboard container substantially filled with a self-supporting block consisting essentially of a tow of acrylic fibers having a shrinkage of not more than 3% and a moisture content of not more than 2% by weight, said block having a density of at least about 22 lbs/ft.sup.3, said tow being readily withdrawable from said block for textile processing, and said acrylic fibers of the tow consisting essentially of a copolymer of between about 93-95% acrylonitrile, between about 5-7% methyl acrylate and up to 0.5% sodium styrenesulfonate, all parts being by weight of the total polymeric components present.
Dependencies are inferred from the claim text.