High pressure high temperature cushioning material

Details High pressure high temperature cushioning material High pressure high temperature cushioning material

1996-02-23

1997-11-25

Choi, Kathleen

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

442 36, 442 57, 442 35, B32B 502

Patent

active

056910363

ABSTRACT:
A cushioning material is disclosed having at least two layers of unwoven, temperature-resistant staple fibers and layers of reinforcing scrim between the unwoven layers, wherein the entire structure is needlepunched for integrity and one face is embossed with a pattern to increase resiliency.

REFERENCES:
patent: 3657068 (1972-04-01), Ivanowicz
patent: 3775231 (1973-11-01), Thomas
patent: 4284680 (1981-08-01), Awano et al.
patent: 4473609 (1984-09-01), Caldwell
patent: 4647497 (1987-03-01), Weeks
patent: 4832852 (1989-05-01), Wells et al.

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