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The morphology and mechanism of crack propagation in nylons in the presence of inorganic salts

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Abstract

The morphology of fracture surfaces has been examined for inorganic salt-induced stress cracking of polyamides. A variety of inorganic salts and solvents were found to have markedly different activity but a common order of topography across the fractured cross-section. Crazes and other features resemble those found in the solvent cracking of glassy polymers. Tensile tests on treated polyamides suggested a conjoint action of salt and solvent.

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Burford, R.P., Williams, D.R.G. The morphology and mechanism of crack propagation in nylons in the presence of inorganic salts. J Mater Sci 14, 2872–2880 (1979). https://doi.org/10.1007/BF00611468

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  • DOI: https://doi.org/10.1007/BF00611468

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