Wet-crepe process utilizing narrow crepe shelf for making...

Details Wet-crepe process utilizing narrow crepe shelf for making... Wet-crepe process utilizing narrow crepe shelf for making...

D - Textiles, Paper

21

F

D21F 11/14 (2006.01) D21F 11/00 (2006.01) D21H 25/00 (2006.01)

Patent

CA 2354410

There is provided a method of making absorbent sheet including the steps of: (a) an aqueous cellulosic furnish on a foraminous support; (b) at least partially dewatering the furnish to form a nascent web; (c) applying the nascent web to a rotating cylinder and drying the web to a consistency of from about 30 to about 90 percent solids; (d) creping the web at the consistency of from about 30 to about 90 percent while maintaining a narrow creping shelf effective width; and (e) drying the creped web to form an absorbent sheet, wherein the absorbent sheet exhibits a Void Volume of at least about 3.5 gms/gm. The process is advantageously applied to absorbent sheet having a thickness of from about 0.003 inches to about 0.010 inches while utilizing a creping blade having a creping surface with a ledge width of from about 0.005 inches to about 0.025 inches.

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