Spherical object useful as filler material

Details Spherical object useful as filler material Spherical object useful as filler material

1975-11-18

1977-12-27

Kendall, Ralph S.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

428357, 428306, 5361R, 5361B, B32B 2702

Patent

active

040655997

ABSTRACT:
Down-like synthetic filler material comprises a spherical object made up of filamentary material with a denser concentration of filaments near the surface of the spherical object than the filament concentration spaced apart from the surface.

REFERENCES:
patent: 2385870 (1945-10-01), Lashar et al.
patent: 2571334 (1951-10-01), Browne
patent: 3595731 (1971-07-01), Davies et al.
patent: 3796619 (1974-03-01), Rich

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