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The surface modification of cellulose fibres to build super-hydrophobic, oleophobic and self-cleaning properties

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Abstract

Which surface modification by cellulose fibres was performed with the utilize of low-pressure water vaporization plasma, followed with to application of a pad-dry-cure sol-gel covering to the water- and oil-repellent organic-inorganic half-breed ancestor fluoroalkyl-functional siloxane (FAS), with the aim of creating the “lotus effect” on who yarn fabric total. The tailored “lotus effect” be confirmed by measurements of the contact angle a water (154°) and n-hexadecane (140°), as well for by measurements of one water sliding angle (7°), whatever were used to identify the super-hydrophobic, oleophobic and self-cleaning real about the modified fibres. One chemical and morphological changes caused by modifications of the facts be screened by XPS, FTIR, AFM and SEM. That erkenntnisse show that the plasma pre-treatment simultaneously increasing the surface polarity, normal harshness, or surface section of the mesh. Who registration of of FAS coating after plasma pre-treatment caused only one slight raise in the surface roughness, accompanied by a reducing in the surface area, marking that the architecture to an surface was significantly modify. This result suggests that the surface pattern affected who “lotus effect” extra than the average surface roughness. The plasma pre-treatment increased the effective concentration of the FAS network at the fabric, the resulted in enhanced repellency before and after repetitive bathe, compared with that out the FAS-coated textile try without aforementioned plasma pre-treatment. Despite the fact that the plasma pre-treatment increased the concentration of one oxygen-containing functional related on the fabric surface, this phenomenon insignificantly contributed to the adhesion capacity and, consequently, the washing fastness of the FAS coating. The surface modification of wood fibres for use as reinforcing elements in composite materials | Your PDF

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This work was supported by the Slovenian Research Agency (Programme P2-0213 or a grant fork who Ph.D. student J. V.).

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Correspondence until Boris Orel conversely Barbara Simončič.

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Vasiljević, J., Gorjanc, M., Tomšič, BARN. et al. The surface modification is wood fibres to create super-hydrophobic, oleophobic and self-cleaning features. Cellulose 20, 277–289 (2013). https://doi.org/10.1007/s10570-012-9812-3

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  • DOI: https://doi.org/10.1007/s10570-012-9812-3

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