Wet web transfer belt
AssigneeIchikawa Co., Ltd.
InventorShin Kawashima
Life of this patent
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Abstract
A wet web transfer belt for a closed draw papermaking machine is provided with a rough surface to allow easy release of a wet web. The rough surface is obtained easily, and with reliable quality, by forming the web-contacting side of a batt layer from a welded layer of meltable fiber.
Claims6
A wet web transfer belt suitable for installation in a papermaking machine wherein a wet web is transferred in a closed draw, the belt comprising a base layer and a batt layer, the batt layer having a side on which a wet web is placed, wherein at least a surface of said side of the batt layer is formed of fiber comprising a welded layer of meltable fiber, wherein projections and concavities are formed on the surface of said welded layer of said meltable fiber due to a fibrous configuration, said projections and concavities being capable of flattening when a nip pressure is applied, wherein the welded layer has an air permeability of 2 cc/cm2/sec. or less.
Dependencies are inferred from the claim text.