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1)  air heat ageing
空气热老化
2)  hot air aging
热空气老化
1.
Effect of hot air aging and hot water aging on impact properties of polycarbonate;
热空气老化和热水老化对PC冲击性能的影响
2.
Influence of fillers on hot air aging properties of fluoroelastomer
填料对氟橡胶热空气老化性能的影响
3.
Effects of CIP amount on mechanical,hot air aging and thermal stability properties of the composite were studied systemically and the microstructure was analyzed with SEM.
系统研究了羰基铁粉添加量对复合橡胶机械性能、热空气老化性能和耐热稳定性的影响;利用扫描电镜探讨了复合材料的微观结构。
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3)  hot-air aging
热空气老化
1.
The effects of hot-air aging on the properties of room temperature vulcanized silicone rubber/Mn-Zn ferrite composites were studied.
研究了室温硫化硅橡胶/锰锌铁氧体复合材料耐热空气老化性能。
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4)  hot air aging property
热空气老化性能
1.
The effects of conventional reinforcing agents(carbon black and silica),montmorillonite(original and OMMT)and salts of unsaturated carboxylic acids(zinc methacrylate and magnesium methacrylate)on the physical properties and hot air aging property of HNBR compounds were investigated,and the microstructure was characterized by SEM,TEM and TGA.
试验研究常规补强剂(炭黑、白炭黑)、蒙脱土(原土、有机蒙脱土)和不饱和羧酸盐(甲基丙烯酸锌、甲基丙烯酸镁)三类补强剂对氢化丁腈橡胶胶料物理性能和热空气老化性能的影响,并用扫描电镜、透射电镜和热重分析等方法对其微观结构进行表征。
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5)  thermal aging property
热空气老化性能
1.
3 phr sulfur were used,an ACM compound with higher curing rate was obtained,and its vulcanizate possessed better comprehensive properties,especially,excellent thermal aging property.
3份时,ACM胶料的硫化速度较快,硫化胶各项性能较好,特别是耐热空气老化性能优异。
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6)  air aging property
热空气老化性能
1.
The influences of MPBM on air aging property and thermal oil resistance as well as mechanical property of ACM were studied.
研究了N ,N -间苯撑双马来酰亚胺 (MPBM)对ACM橡胶力学性能、热空气老化性能以及耐热油性能的影响。
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补充资料：空气热老化
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性质：指高分子材料在规定温度的空气作用下产生的各种不可逆变化。空气热老化的作用因子主要是热和分子氧。热能引起高聚物降解，使材料变软，表面发黏，力学性能下降；分子氧使高聚物氧化，导致降解和交联。此外，光和某些金属粒子的存在可加速过氧化物的分解。以热老化箱进行试验，结果以老化前后试样的拉伸强度和伸长率的变化率表示。研究材料的空气热老化可以估算材料的使用寿命。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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