FUNCTIONALIZATION OF FOREIGN MATTERS IN LYOCELL-METHODS AND MOLDED BODIES THEREOF
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United States of America Patent
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Issued Date -
Mar 30, 2023
app pub date -
Dec 2, 2022
filing date -
Dec 2, 2022
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Abstract
A regenerated cellulosic molded body of cellulose and at least a part of at least one foreign matter, and is produced by supplying a starting material which comprises cellulose and at least one foreign matter, transferring at least a part of the starting material with at least a part of the at least one foreign matter into a spinning mass which additionally contains a solvent for solving at least a part of the cellulose of the starting material in the solvent, and extruding the spinning mass to the molded body, and subsequently precipitating in a spinning bath.
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