Stock material or miscellaneous articles – Pile or nap type surface or component – Interlaminar
Patent
1974-10-29
1977-04-19
Lesmes, George F.
Stock material or miscellaneous articles
Pile or nap type surface or component
Interlaminar
428 95, 428213, 428304, 428425, 428904, B32B 524
Patent
active
040189546
ABSTRACT:
A sheet material having leather-like grain, excellent scuffing and abrasion resistance and superior dyeability comprising in combination, a substrate, an intermediate layer of 0.05 to 2.5 mm thickness consisting of a finely napped porous polymer bonded to said substrate and an upper layer consisting of a polymeric coating of thickness ranging from 1-100 microns. In typical embodiments, the upper layer may be a polymeric coating material such as linear or cross-linked polyurethanes, the intermediate layer may be a porous polyester, polyamide, vinyl or elastomeric polymer, e.g. a polyurethane, and the substrate may be a woven or non-woven fabric. The upper layer is a laminar structure comprising a plurality of laminae, the bottom lamina consisting of a cross-linked polyurethane elastomer.
REFERENCES:
patent: 3284274 (1966-11-01), Hulslander et al.
patent: 3387989 (1968-06-01), West
patent: 3565670 (1971-02-01), Shinohara et al.
patent: 3778325 (1973-12-01), Oohara et al.
patent: 3841897 (1974-10-01), Okazaki et al.
patent: 3860469 (1975-01-01), Gregorian et al.
patent: 3861937 (1975-01-01), Hanneken et al.
Fukushima Osamu
Iwamoto Toshiaki
Nagoshi Kazuo
Dixon Jr. William R.
Kramer Barry
Kuraray Co. Ltd.
Lesmes George F.
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