Artificial grain leather

Stock material or miscellaneous articles – Three dimension imitation or 'treated' natural product

Patent

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Details

428 91, 428151, 428156, 428903, 428904, B32B 502, B32B 3300

Patent

active

045871426

ABSTRACT:
The present invention concerns an artificial grain leather comprising a fibrous substrate and a coating layer, said substrate comprising a body portion of entangled ultrafine fibers and a surface portion of non-entangled ultrafine fibers, said coating layer being composed mainly of an elastic high polymer, and said coating layer, said portion of non-entangled ultrafine fibers and said portion of entangled ultrafine fibers being continuously connected in this order.

REFERENCES:
patent: 4276101 (1981-06-01), Lyons
patent: 4298644 (1981-11-01), Shimuzu et al.
patent: 4318949 (1982-03-01), Okamoto et al.
patent: 4390566 (1983-06-01), Umezawa et al.

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