Process for the production of filaments and fibres from acryloni

Details Process for the production of filaments and fibres from acryloni Process for the production of filaments and fibres from acryloni

1985-05-03

1987-03-17

Czaja, Donald

Plastic and nonmetallic article shaping or treating: processes

With severing, removing material from preform mechanically,...

To form particulate product

264151, 264168, 264206, 2642102, 2642108, 264211, 264234, 264345, D01D 522

Patent

active

046506241

ABSTRACT:
Damage to the natural tone of acrylic fibres, produced according to a continuous dry spinning process, can be avoided if from 0.025 to 0.2% by weight of ethylene diamine tetra-acetic acid, based on the fibrous solids material, is added to the spinning solution.

REFERENCES:
patent: 2648592 (1953-08-01), Stanton et al.
patent: 3415611 (1968-12-01), Callahan et al.
patent: 4457884 (1984-07-01), Reinehr et al.

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