Effect of Accelerated Weathering on the Physical and Mechanical Properties of Natural - Fiber Thermoplastic CompositesUniversity of Wisconsin--Madison, 2002 - 282 pages |
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Page ii
... phases : Phase I consisted of a screening study to determine favorable formulations of potential roofing products ; in Phase II , the effects of length of exposure on chromaticity and flexural engineering properties were determined ; in ...
... phases : Phase I consisted of a screening study to determine favorable formulations of potential roofing products ; in Phase II , the effects of length of exposure on chromaticity and flexural engineering properties were determined ; in ...
Page 4
... phases : Chapter 3 ( Phase I ) presents the relative durability of two polymers , a variety of additives and lignocellulosic fillers ; in Chapter 4 ( Phase II ) the effects of increasing length of exposure on mechanical and physical ...
... phases : Chapter 3 ( Phase I ) presents the relative durability of two polymers , a variety of additives and lignocellulosic fillers ; in Chapter 4 ( Phase II ) the effects of increasing length of exposure on mechanical and physical ...
Page 63
... Phase I , four formulations were selected for further detailed study in Phase II . Because the HDPE composites were generally less affected by exposure than similar PP composites , only HDPE composites are evaluated in Phase II ...
... Phase I , four formulations were selected for further detailed study in Phase II . Because the HDPE composites were generally less affected by exposure than similar PP composites , only HDPE composites are evaluated in Phase II ...
Common terms and phrases
Accelerated Weathering Additives antioxidant ASTM Change in Flexural chromaticity chromophores Coefficient of Variation color change Color Difference AE compatibilizer Composites with 0.25 compression side crystallinity degraded layer Depth of Degradation due to accelerated Effect of Accelerated Effect of Fungicide Effect of UV error bars equal exposed surface Exposure Figure Flexural Modulus flexural properties flexural strength Fungicide Gijsman HDPE 70 HDPE composites HDPE specimens hours of exposure hydroperoxides impact strength injection molded jute Kenaf lignin lignocellulosic materials matrix maximum load mechanical properties modulus for Formulation natural fibers natural weathering orientation outdoor oxidation oxygen Phase photodegradation photooxidation polymer Predicted Flexural Rabek radicals reactions reduced result roof panels show the effects sisal specimens exposed Stabilizer and Accelerated standard deviation strain strength for Formulation stress Table temperature tension side Thermoplastic Composites Total Color Difference unexposed modulus unexposed strength UV stabilizer values with error Visible Depth wavelengths Weathering on Flexural Wood Flour Composites Wood Flour Content