SU808565A1 - Method of producing polyacrylonitrile bulk yarn - Google Patents
Method of producing polyacrylonitrile bulk yarn Download PDFInfo
- 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
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- yarn
- polyacrylonitrile
- bulk
- bulk yarn
- producing polyacrylonitrile
- Prior art date
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- Artificial Filaments (AREA)
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)
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 |
Family
ID=20797028
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)
Country | Link |
---|---|
SU (1) | SU808565A1 (en) |
-
1978
- 1978-12-05 SU SU782692914A patent/SU808565A1/en active
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