Mechanical properties of nylon-6 after treatment with metal halides

作者: A.P More , A.M Donald

DOI: 10.1016/0032-3861(93)90253-7

关键词: CrazingMetal halidesStiffeningNylon 6StereochemistryIntermolecular forceDeformation (mechanics)SpectroscopyModulusComposite materialChemistry

摘要: Abstract Conditioning of nylon-6 by immersion in metal chloride solutions modifies the mode deformation under an applied tensile stress. Infra-red spectroscopy salt-treated films shows significant modification spectrum, indicating changes intermolecular bonding. Modulus measurements support hypothesis that bonding nylon results some chain stiffening. This stiffening network chains reduces mobility is required for shear deformation. turn leads to onset scission crazing. NaCl, however, spectroscopically no evidence nylon-salt interactions having occurred. The behaviour both thin-film and bulk samples NaCl-treated reflect absence any salt-amide interaction.

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