Simulated leather sheet material

Details Simulated leather sheet material Simulated leather sheet material

1980-09-18

1982-08-03

Thibodeau, Paul J.

Stock material or miscellaneous articles

Structurally defined web or sheet

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

4273722, 427394, 427444, 428218, 428288, 428290, 428904, B32B 506, B32B 522

Patent

active

043428053

ABSTRACT:
A simulated leather sheet material is comprised of a polymer impregnated fibrous mass with a grain layer forming one surface and a split layer forming the opposing surface. The grain layer has an actual density equal to its bulk density and the split layer has a bulk density less than its actual density. The sheet material has a density decreasing from the grain layer to the split layer.

REFERENCES:
patent: 3708333 (1973-01-01), Carlson
patent: 3860472 (1975-01-01), Derville
patent: 3936555 (1976-02-01), Smith
patent: 3940532 (1976-02-01), Smith

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