Process of melt spinning polypropylene and novel rough surfaced

Details Process of melt spinning polypropylene and novel rough surfaced Process of melt spinning polypropylene and novel rough surfaced

1982-04-02

1985-06-11

Kendell, Lorraine T.

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

428364, 428372, D02G 300

Patent

active

045228841

ABSTRACT:
A process of melt spinning polypropylene with a wind up speed of less than 1000 meters per minute in which there is added to the polypropylene a small proportion of a polymer capable of forming an anisotropic melt in the temperature range at which the polypropylene may be melt spun and novel rough surface fibres of polypropylene containing between 0.1% and 10% by weight of the aforementioned polymer.

REFERENCES:
patent: 3991013 (1976-11-01), Pletcher
patent: 4356234 (1982-10-01), Kumakawa et al.
patent: 4386174 (1983-05-01), Cogswell

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