材料如涂料、建筑用塑料、橡胶制品等，应用于室外经受气候的考验，如光照、冷热、风雨、细菌等造成的综合破坏，其耐受能力叫耐候性。英文：Weather fastness,weatherability；weathering resistance
阻燃性(Flame resistance)：是指材料接触火焰时，抵制燃烧或离开火焰时阻碍继续燃烧的能力。 耐候性(Weatherability)：是指材料曝露在日光、冷热、风雨等气候条件下的耐受性。
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浅谈耐候性钢桥的应用以及设计要点_建筑科学论文 关键词：耐候性；钢桥；应用；设计 [gap=408]Keywords: weathering resistance; steel bridge; application; design
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Organosiloxane has better characteristic of weather resistance and water resistance. Organosiloxane modified polyurethane can make up the defects of each other and exert each virtues.
为了克服这些缺点,需要对其进一步改性,有机硅突出的特点就是耐候性好和优良的疏水性,聚氨酯与有机硅共聚改性可以互相弥补缺点,发挥各自优点。
参考来源 - 塑料印刷油墨用水性聚氨酯及有机硅改性水性聚氨酯合成工艺研究The rigidity, viscosity, wear-resistance, heat-resistance, weather-resistance and water-resistance performances of the coating are improved by adding nano-SiO_2.3.
纳米SiO_2粒子的引入增大了涂料的粘度，增强了涂膜的硬度和耐刮伤性能，提高了涂料的耐热性、耐候性和耐水性。
参考来源 - 纸基承印激光全息图文纳米SiOAlthough this type of insulation material has good insulation properties, it has poor weatherability, vulnerable aging, and the existence of 25 years constraints.
这类保温材料虽然具有良好的保温隔热性能,但耐候性差,易老化,且存在25年使用寿命限制问题。
参考来源 - 无机轻集料聚合物保温砂浆配比设计及试验方法研究Ultraviolet absorber UV531 significantly improved the weathering resistance ofcomposites, and the Flexural strength, Flexural modulus and Unnotched strength of compositesdecreased very little after ultraviolet accelerated weathering.
紫外线吸收剂对复合材料的耐候性能的提高有很好的作用，当添加1份的紫外线吸收剂UV531后，复合材料的弯曲强度、弯曲模量和无缺口冲击强度降低得都较小。
参考来源 - 紫外加速老化对木纤维/聚丙烯复合材料性能的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
大幅度提高了水性涂料的耐候性与耐玷污性。
Thus, the weatherability and stain resistance of waterborne coating are greatly increased.
具有很好的耐候性、耐臭氧性、耐水性及耐化学性。
It has good weather resistance, ozone resistance, water resistance and chemical resistance.
密封带有良好的耐候性，且长时间不失去粘性和机械强度。
E. seal with good weather resistance, and long time not lose viscosity and mechanical strength.
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