Shield for water and sound

Details Shield for water and sound Shield for water and sound

1993-11-30

1995-04-25

Loney, Donald J.

Stock material or miscellaneous articles

Composite

Of addition polymer from unsaturated monomers

428174, 428515, 428516, 428519, 428521, B32B 100, B32B 2700

Patent

active

054097797

ABSTRACT:
A composite high density plastic sheet, comprising a thermoplastic elastomer filled in substantial amount with an inorganic material, and intimately blended with a high strength low density polyethylene whereby to provide in one product the benefits of sound attenuation as well as inhibiting water and dust entry. The sheet can be cold-formed to include a pocket portion for use in applications such as receiving vehicle apparatus. Provision of a separate layer of the low density polyethylene assists in the sheets being stacked and adhesive permits the sheet to be removably attached to a surface of the apparatus.

REFERENCES:
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patent: 4824409 (1989-04-01), Kagawa
patent: 4824499 (1989-04-01), Kagawa
patent: 4871796 (1989-10-01), Fomatsu et al.
patent: 4906683 (1990-03-01), Fonatsu et al.
patent: 4957968 (1990-09-01), Adur et al.
patent: 4968464 (1990-11-01), Kojoh et al.

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