Stretched polyethylene filaments of high strength and high modul

Details Stretched polyethylene filaments of high strength and high modul Stretched polyethylene filaments of high strength and high modul

1984-05-21

1986-10-14

Kendell, Lorraine T.

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

2642107, 2642108, 428902, D02G 300

Patent

active

046172335

ABSTRACT:
Stretched filaments of high strength and high modulus being made of polyethylene of a weight average molecular weight of not less than 3.times.10.sup.6 and having a strength of not less than 50 g/d and an initial modulus of not less than 1,500 g/d, the long period structure being substantially not observed, which are prepared by spinning a dilute solution of said polyethylene and stretching the resultant gel-like filaments in multi-stages until the long period structure becomes substantially not observed.

REFERENCES:
patent: 3944536 (1976-03-01), Lupton et al.
patent: 4276348 (1981-06-01), Wu et al.
patent: 4413110 (1983-11-01), Kavesh et al.
patent: 4430383 (1984-02-01), Smith et al.

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