Process for preparing regenerated cellulose article

Details Process for preparing regenerated cellulose article Process for preparing regenerated cellulose article

1998-10-20

2000-09-26

Lovering, Richard D.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

26417711, 26417718, 26417719, 2642116, 516106, 536 57, D01D 510, B29C 4788

Patent

active

061238872

ABSTRACT:
A composition containing cellulose formate and a solvent system. At a temperature at least equal to a value T.sub.f the composition is a solution, and at a temperature appreciably less than T.sub.f the composition is an elastic, thermoreversible gel.
A process for preparing a regenerated cellulose article by the transformation of this composition. Gel spinning in order to obtain a fibre or a film. A regenerated cellulose fibre having an excellent resistance to fibrillation in particular, wherein the said fibre may be a monofilament fibre.
These fibres or these films may be used in textile applications or in technical applications, for example for reinforcing other articles, particularly tires.

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patent: 5011644 (1991-04-01), Haruta et al.
patent: 5047180 (1991-09-01), Steiner et al.
patent: 5880278 (1999-03-01), Huston et al.

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