Process for making elastically stretchable composite sheet

Details Process for making elastically stretchable composite sheet Process for making elastically stretchable composite sheet

B - Operations, Transporting

32

B

B32B 5/04 (2006.01) B32B 5/26 (2006.01) D04H 1/54 (2006.01) D04H 1/60 (2006.01) D04H 13/00 (2006.01)

Patent

CA 2342294

In a process for making an elastically stretchable composite sheet an elastically stretchable web and inelastically stretchable web constituting together a stock web are bonded together at a plurality of bonding spots. This stock web is stretched in Y-direction and succeedingly contracted to obtain a composite sheet. The bonding spots are arranged so that each pair of the bonding spots lying adjacent to each other in Y-direction at least partially overlap each other as one of these adjacent bonding spots is translated in Y-direction. Allowing the web to contract in the first direction producing gathers evenly distributed in the first and second directions.

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