Tapered fiber and napped fabric utilizing the same

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including interlaminar mechanical fastener

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428 92, 428 93, 428373, 428370, 428374, 428401, 428400, 428 85, 428397, D03D 300

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054077354

ABSTRACT:
Provided is a sheath-core composite polyester fiber with both the core and the sheath comprising polyesters and at least one end thereof is tapered to its tip. Two groups of recesses having different diameter ranges are formed on the exposed core of the tapered part and on the surface of the sheath, respectively. Napped fabrics with raised fibers comprising the composite fibers have good hand with stiffness (KOSHI), excellent color developing property and color depth when dyed. The fabrics have no luster difference or color difference such as dark fading and white appearance and, besides, produce no whitened seams, so that they are suitable for car-seat covers and like uses.

REFERENCES:
patent: 4461791 (1984-07-01), Matsui et al.
patent: 4525404 (1985-06-01), Matsui et al.
Patent Abstracts of Japan, vol. 14, No. 485 (C-772), Oct. 23, 1990, JP-A-2200814, Aug. 9, 1990.
Patent Abstracts of Japan, vol. 15, No. 17 (C-796), Jan. 14, 1991, JP-A-2264068, Oct. 26, 1990.
Patent Abstracts of Japan, vol. 16, No. 283 (C-955), Jun. 24, 1992, JP-A-4 073 242, Mar. 9, 1992.

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