Computer analysis of a polymer coating exposed to field weather conditions

被引:7
作者
Burch, D [1 ]
Martin, JW [1 ]
Van Landingham, MR [1 ]
机构
[1] Natl Inst Stand & Technol, Gaithersburg, MD 20899 USA
来源
JOURNAL OF COATINGS TECHNOLOGY | 2002年 / 74卷 / 924期
关键词
D O I
10.1007/BF02720143
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
A heat and moisture transfer model was used to study weathering of polymeric materials, such as paint, asphalt, sealants, plastics, textiles, and polymeric composites. Three damage indices, related to temperature changes, humidity changes, and time Of wetness, respectively, were introduced to quantify adverse effects of climate. The variation of these indices was investigated for a hot and humid climate (Miami, FL) and a hot and dry climate (Phoenix, AZ). In addition, the relative effects of solar radiation, surface wetting by rain and dew condensation, and variations in outdoor temperature and relative humidity on the three damage indices were investigated.
引用
收藏
页码:75 / 86
页数:12
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