Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Rod – strand – filament or fiber
Reexamination Certificate
2005-08-02
2005-08-02
Edwards, N. (Department: 1774)
Stock material or miscellaneous articles
Coated or structually defined flake, particle, cell, strand,...
Rod, strand, filament or fiber
C428S394000, C264S185000
Reexamination Certificate
active
06924030
ABSTRACT:
PVA binder fibers having the following characteristics: a cross-section circularity of at most 30%, a degree of swelling in water at 30° C. of at least 100%, and a degree of dissolution in water of at most 20%, are capable of being processed even under low-energy drying condition, for example, in high-speed drying in a hot air drying system (e.g., air-through drier) or in low-temperature drying in a multi-cylinder system or the like to give paper and nonwoven fabrics of high strength.
REFERENCES:
patent: 6346570 (2002-02-01), Kazuyuki et al.
patent: 6569525 (2003-05-01), Rieder et al.
patent: 6569526 (2003-05-01), Rieder et al.
patent: 6783852 (2004-08-01), Inada et al.
Edwards N.
Kuraray Co. Ltd.
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