Ultrafine fiber entangled sheet

Details Ultrafine fiber entangled sheet Ultrafine fiber entangled sheet

1984-04-23

1986-09-16

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Continuous and nonuniform or irregular surface on layer or...

428288, 428297, 428299, 428300, 4284237, 428904, D04H 158

Patent

active

046122281

ABSTRACT:
An artificial grain leather sheet free of rubber-like elasticity and characterized by excellent softness and strength composed of ultrafine super-entangled synthetic fibers having a denier of less than about 0.5 and a resin. The sheet has a body portion and a grain surface portion wherein the ultrafine fibers are supertangled at a multiplicity of entangling points, with the average distance between entangling points being less than about 200 microns and the fiber density coefficient near the surface being greater than about 30.

REFERENCES:
patent: 4145468 (1979-03-01), Mizoguchi et al.
patent: 4146663 (1979-03-01), Ikeda et al.
patent: 4368227 (1983-01-01), Setsue et al.

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