Porous fibrous structure and process for producing the same

Details Porous fibrous structure and process for producing the same Porous fibrous structure and process for producing the same

2008-01-15

2008-01-15

Befumo, Jenna-Leigh (Department: 1771)

Fabric (woven, knitted, or nonwoven textile or cloth, etc.)

Nonwoven fabric

Autogenously bonded nonwoven fabric

C442S411000, C442S361000, C428S311110, C428S311510

Reexamination Certificate

active

07319078

ABSTRACT:
A novel porous fibrous structure containing from 10 to 100% by weight of wet heat bonding fibers, having cellular cavities in the fibrous structure of the fibers, in which a plurality of indefinite cellular cavities are present independently or in a state of partially connected in the inside of the fibrous structure, at least a portion of the fibers constituting the fibrous structure is heat bonding by the wet heat bonding fibers, and a process for producing such porous fibrous structure.

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patent: 5766758 (1998-06-01), Hirakawa et al.
patent: 0 525 204 (1993-02-01), None
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patent: WO 9824392 (1998-06-01), None
JP 63-235558 (English Translation) Sep. 30, 1988.
JP57-066200, Apr. 1982, Abstract Only.
U.S. Appl. No. 10/283,054, filed Oct. 30, 2002, Yamaguchi, et al.
U.S. Appl. No. 10/268,810, filed Oct. 11, 2002, Yamaguchi, et al.
JP63-235558, Mar. 1987, Abstract Only.

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