Cushioning material and process for preparing the same

Details Cushioning material and process for preparing the same Cushioning material and process for preparing the same

1978-04-27

1979-10-23

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

5461, 5464, 156 624, 156148, 156181, 156296, 428300, 428301, 428303, 428362, 428369, 428371, 428392, D04H 148

Patent

active

041721748

ABSTRACT:
A cushioning material composed of a drafted three-diamentionally crimped filament mass of a synthetic fiber by bonding contact points between each of the filament with an adhesive, wherein the filament crimped in various shapes formed by partially expanding and compressing the filament crimps at required specific portions in the cushioning material with directionality in required specific directions are distributed with partially increased density in the degree of entanglement.

REFERENCES:
patent: 2978785 (1961-04-01), Wenzell et al.
patent: 3071783 (1963-01-01), Gamble
patent: 3413179 (1968-11-01), Goy et al.
patent: 3595738 (1971-07-01), Clarke et al.
patent: 3852152 (1974-12-01), Werner et al.
patent: 3929542 (1975-12-01), Gehrig et al.

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