Imitation-leather material and method of preparing such material

Details Imitation-leather material and method of preparing such material Imitation-leather material and method of preparing such material

1978-05-22

1980-09-23

Powell, William A.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

156 78, 156 79, 156246, 156247, 156334, 156344, 264 41, 264 50, 428904, B29D 2700, B32B 518, B32B 3126

Patent

active

042243750

ABSTRACT:
An imitation-leather sheet laminate material is prepared employing an acidic, heat-coagulated, carboxylated, elastomeric latex polymer, wherein the acidic latex polymer is coated onto a top resin skin layer and a fibrous base sheet is placed on the wet foam layer, which method comprises: shock-heating the wet foam layer to coagulate the carboxylated polymer therein into a fine, open-cell, tough foam layer and to remove rapidly water from the coagulated foam layer.

REFERENCES:
patent: 2653918 (1953-09-01), Eckert
patent: 3015642 (1962-01-01), Bawn et al.
patent: 3657034 (1972-04-01), Fukushima et al.
patent: 3969289 (1976-07-01), Coffin
patent: 3998870 (1976-12-01), Carlson
patent: 4002792 (1977-01-01), Peterson et al.

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