CHEMICAL METHOD AND SYSTEM FOR MAKING YARNS FROM FIBERS Russian patent published in 2020 - IPC D02G3/08 

Abstract RU 2721513 C2

FIELD: manufacturing technology.

SUBSTANCE: present invention relates to a method for producing fiber yarn. Method comprises a step of preparing aqueous suspension (210) comprising fibers and at least one rheological properties modifier, followed by direction of obtained suspension (210) through at least one draw plate (200) to obtain at least one thread. Method also includes subjecting said at least one thread to dehydration. Method is characterized by that hydrogel (230) is applied on surface of thread coming from at least one spinneret (200). Invention also relates to a system for producing a fiber yarn and a fiber yarn produced using said method.

EFFECT: invention discloses a chemical method and a system for producing yarns from fibers.

16 cl, 6 dwg

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RU 2 721 513 C2

Authors

Liukkonen Jokhanna

Khaavisto Sanna

Selenius Pasi

Salmela Yukha

Poranen Yanne

Dates

2020-05-19Published

2016-04-25Filed