METHOD FOR PRODUCING A CELLULOSE-FIBRE-BASED DRINKING STRAW
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United States of America Patent
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Issued Date -
Jan 18, 2024
app pub date -
Jul 6, 2021
filing date -
Jul 10, 2020
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Abstract
A method for producing cellulose-fibre-based drinking straws and a drinking straw. The method comprises:
- providing a cellulose material,producing at least one aqueous suspension comprising the cellulose material and adding additives to the suspension,homogenizing the aqueous suspension and pre-drying to obtain at least one water-containing non-woven web having a first side and a second side,drying the water-containing non-woven web in a plurality of drying steps to form at least one paper web having a first side and a second side,further processing the paper web or a plurality of paper webs to form a cellulose-fibre-based drinking straw.
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