Patent ID: 6273978
Filing Date: 2001-08-14
Classification: B32B,D04H,D06N

Abstract:
A process for producing a carded and air-laid non-woven composite fabric, comprising the following steps, in sequential order:(a) subjecting a fiber to a carding treatment through a first carding machine to form a first carded web;(b) subjecting a fiber, powder, or particulate material to air-laying through an air-laying device to form an air-laid web on the first carded web;(c) subjecting a fiber to a carding treatment through a second carding machine to form a second carded web on the air-laid web;(d) subjecting a fiber to a carding treatment through a third carding machine to form a third carded web on the second carded web; and(e) consolidating the above webs into a non-woven composite fabric,wherein the carding machine and the air-laying device are disposed on the same production line.