Spinneret, method of heating a spinneret and lyocell process

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United States of America

PATENT NO 12129573
APP PUB NO 20220074074A1
SERIAL NO

17417848

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Abstract

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A method of producing lyocell filaments employs a steam heatable spinneret having a rectangular shape with an aspect ratio of more than 2 and comprising at least a top housing and a nozzle frame. The spinneret is heated and used for spinning cellulosic filaments from a cellulose solution in a solvent. A lyocell process employs the spinneret.

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Patent Owner(s)

  • LENZING AKTIENGESELLSCHAFT

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gressenbauer, Andreas Schorfling am Attersee, AT 6 5
Neunteufel, Martin Lantau Island, N.T., CN 13 15
Pillichshammer, Johann Frankenmarkt, AT 6 1
Reiter, Ernst Schorfling am Attersee, AT 8 6
Schrempf, Christoph Bad Schallerbach, AT 36 204

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