Polyester filament having excellent antistatic properties and pr

Details Polyester filament having excellent antistatic properties and pr Polyester filament having excellent antistatic properties and pr

1974-06-24

1977-07-12

Pertilla, Theodore E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260DIG17, 264171, 264DIG29, C08G 3908

Patent

active

040354415

ABSTRACT:
A polyester filament in which a polyether-polyester block copolymer is dispersed as fine striae along the filament axis, at least one of which is substantially endless. Process for preparing the same includes a melt spinning apparatus with static mixing elements interposed between separate molten polymer feed passageways and spinneret holes.

REFERENCES:
patent: 3329557 (1967-07-01), Magat et al.
patent: 3381057 (1968-04-01), Senco et al.
patent: 3410927 (1968-11-01), Crovatt Jr.
patent: 3577308 (1971-05-01), Van Drunen et al.
patent: 3652713 (1972-03-01), Okazaki et al.

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