SU808565A1 - Method of producing polyacrylonitrile bulk yarn - Google Patents

Method of producing polyacrylonitrile bulk yarn Download PDF

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Publication number
SU808565A1
SU808565A1 SU782692914A SU2692914A SU808565A1 SU 808565 A1 SU808565 A1 SU 808565A1 SU 782692914 A SU782692914 A SU 782692914A SU 2692914 A SU2692914 A SU 2692914A SU 808565 A1 SU808565 A1 SU 808565A1
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SU
USSR - Soviet Union
Prior art keywords
yarn
polyacrylonitrile
bulk
bulk yarn
producing polyacrylonitrile
Prior art date
Application number
SU782692914A
Other languages
Russian (ru)
Inventor
Рима-Юле Роко Жемайтайтене
Ниоле-Стефания Стяпо Малецкайте
Виргиния Владо Тамулене
Регина Ионо Саргаутите
Владас-Владо Бразаускас
Original Assignee
Литовский Научно-Исследовательскийинститут Текстильной Промышлен-Ности
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Application filed by Литовский Научно-Исследовательскийинститут Текстильной Промышлен-Ности filed Critical Литовский Научно-Исследовательскийинститут Текстильной Промышлен-Ности
Priority to SU782692914A priority Critical patent/SU808565A1/en
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Publication of SU808565A1 publication Critical patent/SU808565A1/en

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Description

кручении и имеет лучшую устойчивость к деформированию при переработке , в случае использовани  пропиленкарбоната .torsion and has better resistance to deformation during processing, in the case of using propylene carbonate.

Таблица 1Table 1

-капролактам- caprolactam

То жеAlso

Формуиа изобретени Invention Form

Способ получени  объемной полиакрилонитрильной пр жи, включающий обработку пр жи из смеси разноусадрчных полиакрилонитрильных волокон водным раствором набухающего агента при повышенной температуре, промывку и запаривание, о т л ича .ющий с  тем, что, с цельюThe method of obtaining bulk polyacrylonitrile yarn, including the processing of yarn from a mixture of polyacrylonitrile fibers of different sizes, with an aqueous solution of a swelling agent at elevated temperature, washing and steaming, with the aim of

ТаблицSpreadsheets

повышени  объемности и улучшени  физико-механических свойств пр жи, обработку провод т раствором капролактама концентрации 30-100 г/л при 60-75°С в течение30-60 мин.increasing the volume and improving the physicomechanical properties of the yarn; the treatment is carried out with a solution of caprolactam with a concentration of 30-100 g / l at 60-75 ° C for 30-60 minutes.

Источники информации, прин тые во внимание при экспертизеSources of information taken into account in the examination

1. Патент ФРГ № 1958472, кл. 8 k 1/01, опублик. 1971 (прототип ).1. Patent of Germany No. 1958472, cl. 8 k 1/01, pub. 1971 (prototype).

Claims (1)

Формуоа изобретенияFormuoa inventions Способ получения объемной полиакрилонитрильной пряжи, включающий обработку пряжи из смеси раэноусадрчных полиакрилонитрильных волокон водным раствором набухающего агента при повышенной температуре, промывку и запаривание, о т л ичающий ся тем, что, с целью повышения объемности и улучшения ._ физико-механических свойств пряжи, обработку проводят раствором £ -капролактама концентрации 30-100 г/л при 60-75°С в течение’30-60 мин.A method for producing bulk polyacrylonitrile yarn, comprising treating yarn from a mixture of hardened polyacrylonitrile fibers with an aqueous solution of a swelling agent at an elevated temperature, washing and steaming, which involves increasing the bulk and improving the physical and mechanical properties of the yarn, processing carried out with a solution of £ -caprolactam concentration of 30-100 g / l at 60-75 ° C for'30-60 minutes
SU782692914A 1978-12-05 1978-12-05 Method of producing polyacrylonitrile bulk yarn SU808565A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU782692914A SU808565A1 (en) 1978-12-05 1978-12-05 Method of producing polyacrylonitrile bulk yarn

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU782692914A SU808565A1 (en) 1978-12-05 1978-12-05 Method of producing polyacrylonitrile bulk yarn

Publications (1)

Publication Number Publication Date
SU808565A1 true SU808565A1 (en) 1981-02-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
SU782692914A SU808565A1 (en) 1978-12-05 1978-12-05 Method of producing polyacrylonitrile bulk yarn

Country Status (1)

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SU (1) SU808565A1 (en)

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