NON-CIRCULAR POLYESTER FIBERS CONTAINING SILICONE AND/OR COPOLYMERS HAVING IMPROVED CROSS SECTIONAL SHAPE RETENTION AND A PROCESS TO PRODUCE THEM

A melt extrusion composition made by combining about 99.9 to about 98.5 weight percent of at least one polyester and about 0.1 to about 1.5 weight percent additive provides for a polyester or copolyester non-circular cross sectional fiber having at least four percent improved shape retention as comp...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DALTON, JAMES, SAMUEL, NELSON, PHILLIPS, BOBBY, MAL
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBONFILAMENTS CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS,THREADS, FIBRES, BRISTLES OR RIBBONS MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OFARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES ORRIBBONS NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING TEXTILES
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