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Abstract:
研究了碳纤维增强聚酰亚胺树脂基复合材料MT300/KH420的高温力学性能,重点揭示了MT300/KH420的[0°]_7、[0°]_(14)和[±45°/0°/90°/+45°/0°_2]_s层合板在常温~500℃的拉伸和层间剪切性能的变化规律。结果表明:在350℃以内,[0°]_7层合板拉伸强度随温度升高有所提高,拉伸模量几乎不变,在420℃时拉伸强度和模量均出现明显下降,在500℃时分别保持在65%和83%以上,表现出优异的高温拉伸性能。MT300/KH420的[0°]_(14)层合板层间剪切强度在常温~420℃随温度升高不断降低至52.8%,在高温下呈现出黏弹效应,且在420℃时最为明...
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复合材料学报
Year: 2016
Issue: 06
Volume: 33
Page: 1206-1213
Cited Count:
WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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Chinese Cited Count:
30 Days PV: 4
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