Puncture resistant insole or footwear
AssigneeMilliken & Company
InventorsYunzhang Wang, Thomas E. Mabe
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AssigneeMilliken & Company
InventorsYunzhang Wang, Thomas E. Mabe
Estimating the term…
An insole with puncture-resistant properties for safety footwear. The insole contains a repeating pattern of knit layer groupings and woven layer groupings where the knit layer groupings form the upper and lower surfaces of the insole. Each layer within the knit layer groupings and the woven layer groupings is adhesively bonded to the adjacent layers. The knit layer groupings contain at least two knit layers and the woven layer groupings contain at least two woven layers. Each woven and knit layer contains yarns or fibers having a tenacity of about 5 or more grams per denier in a knit configuration. Each woven and knit layer is impregnated on both sides and at least some of the internal surfaces with about 10 wt. % or less, based on the total weight of the layer, of a coating containing a plurality of particles having a diameter of about 20 μm or less.
A safety footwear article comprising an insole with puncture-resistant properties, wherein the insole has an upper and lower surface, wherein the insole comprises a repeating pattern of knit layer groupings and woven layer groupings such that the knit layer groupings form both the upper and lower surfaces of the insole, wherein each layer within the knit layer groupings and each layer within the woven layer groupings is adhesively bonded to the adjacent layers within the insole,
Dependencies are inferred from the claim text.