Technology for total-cladding composite ion plating of surface of aramid fiber or laid fabric with nanometals, and product thereof
A technology of aramid fibers and nano-metals, which is applied in the coating process of metal materials, ion implantation plating, fiber types, etc., and can solve the problem of weak coating adhesion, high water and gas content of the substrate, and uneven distribution of nanoparticles, etc. problems, to achieve the effect of protection mechanical properties, good uniformity and complete protection
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[0015] Example 1
[0016] The matrix is a non-weft fabric made of para-aramid fiber 1414, density 200g / m 2 , Width 1360mm, fineness 1.65dtex, strength 18-22cN / dtex, initial modulus ≥400cN / dtex. The process steps include:
[0017] (1) Place the substrate in the vacuum chamber with a vacuum degree of 1.0×10 -1 Pa, the heating temperature is 80-120°C, the heating time is 20-50 minutes, and the substrate is vacuum dewatered and degassed.
[0018] (2) Using cathodic ion coating equipment with a width of 1400mm, place the processed substrate on the unwinding device of the coating equipment with a vacuum of 2.3×10 -1 Pa, the temperature is -15℃, the substrate running speed is 7.0m / min, 99.9% argon is used as the protective gas, the flow rate is 1200ml / min, the substrate plasma surface cleaning treatment is performed, and 99.99% metal aluminum is used as the target. Arc current 80~120A, magnetron voltage 360~460V, current 22~28A, using composite ion coating method to produce silver ions a...
Example Embodiment
[0020] Example 2
[0021] The matrix is a non-weft fabric made of meta-aramid fiber 1313, density 220g / m 2 , Width 1360mm, fineness 2.2dtex, strength 3.5~5.0cN / dtex, initial modulus 30~70cN / dtex. The process steps include:
[0022] (1) Place the substrate in the vacuum chamber with a vacuum degree of 1.0×10 -1 Pa, the heating temperature is 100-120°C, the heating time is 20-50 minutes, and the substrate is vacuum dewatered and degassed.
[0023] (2) Using cathodic ion coating equipment with a width of 1400mm, place the treated substrate on the unwinding device of the coating equipment with a vacuum of 2.5×10 -1 Pa, the temperature is -20℃, the substrate operating speed is 9.0m / min, 99.9% argon is used as the protective gas, the flow rate is 1200ml / min, the substrate plasma surface cleaning treatment is performed, and 99.99% metal aluminum is used as the target. Arc current 80~120A, magnetron voltage 360~460V, current 22~28A, using composite ion coating method to produce aluminum i...
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