Microporous elastic segmented polyurethane shaped structure

Details Microporous elastic segmented polyurethane shaped structure Microporous elastic segmented polyurethane shaped structure

1990-12-20

1992-03-10

Foelak, Morton

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

428407, 521 56, 521 60, 521 64, D02G 300

Patent

active

050949144

ABSTRACT:
Solutions of segmented polyurethanes are coagulated to form shaped structures comprising a substantially continuous pore-free sheath surrounding a cellular core.

REFERENCES:
patent: 4296174 (1981-10-01), Hanzel et al.
patent: 4859711 (1989-08-01), Jain et al.
patent: 4898913 (1990-02-01), Ziemelis et al.
patent: 4921842 (1990-05-01), Henning et al.

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