Sheet for the manufacture of cushioned insoles

Details Sheet for the manufacture of cushioned insoles Sheet for the manufacture of cushioned insoles

1980-02-19

1981-04-28

Bell, James J.

Boots, shoes, and leggings

Insoles

Laminated

428212, 428213, 428218, 428233, 428246, 428248, 428284, 428287, 428310, 428320, 428322, A43B 1338

Patent

active

042637279

ABSTRACT:
In a sheet for the manufacture of cushioned insoles or of inner soles comprising a substrate and a foamed plastic layer the improvement wherein said substrate comprises a bonded fibrous web flame laminated to the foamed plastic layer which comprises a closed-cell crosslinked polyolefin foam. Advantageously a woven covering layer is flame laminated to the opposite surface of the polyolefin foam which comprises polyethylene and has a density of about 25 to 200 kg/m.sup.3 and a thickness of about 1.5 to 15 mm.

REFERENCES:
patent: 4020207 (1977-04-01), Alfter et al.
patent: 4035537 (1977-07-01), Heckel et al.
patent: 4088805 (1978-05-01), Wiegand
patent: 4091136 (1978-05-01), O'Brien et al.
patent: 4147828 (1979-04-01), Heckel et al.

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