The Effects of Surfactants on the Spinnability, Structure and Properties of Dry-jet Wet Spinning Poly(m-phenylene isophalamide) Fiber 


Vol. 21,  No. 7, pp. 1438-1443, Jul.  2020
10.1007/s12221-020-9905-9


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  Abstract

The spinnability of semi-dilute poly(m-phenylene isophalamide) (PMIA) spinning dope was regulated by a small amount of surfactants to make it suitable for dry-jet wet spinning. OP-10 shows the best effect of lowering the surface tension of PMIA spinning dope among the selected surfactants. The effects of different amounts of OP-10 on surface tension and rheological behavior of PMIA spinning dope were investigated. Results show that when the content of OP-10 reaches 0.5 wt.%, the surface tension of the PMIA dope reduces to a minimum. The apparent viscosity of the PMIA dope increases with the increment of OP-10 contents. The dynamic viscoelasticity study shows that OP-10 also enhances the elasticity of the PMIA spinning dope. The spinning dope with 0.5 wt.% OP-10 can be smoothly spun by dry-jet wet spinning, and the obtained PMIA filament shows excellent mechanical performance.

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  Cite this article

[IEEE Style]

Q. Liu, K. Cao, S. Qi, Y. Yang, S. Liang, H. Gao, C. Yang, D. Li, M. Jiang, "The Effects of Surfactants on the Spinnability, Structure and Properties of Dry-jet Wet Spinning Poly(m-phenylene isophalamide) Fiber," Fibers and Polymers, vol. 21, no. 7, pp. 1438-1443, 2020. DOI: 10.1007/s12221-020-9905-9.

[ACM Style]

Qianli Liu, Kaikai Cao, Shikai Qi, You Yang, Shuheng Liang, Huihui Gao, Chen Yang, Dazhe Li, and Mengjin Jiang. 2020. The Effects of Surfactants on the Spinnability, Structure and Properties of Dry-jet Wet Spinning Poly(m-phenylene isophalamide) Fiber. Fibers and Polymers, 21, 7, (2020), 1438-1443. DOI: 10.1007/s12221-020-9905-9.