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 16
... result in the formation of additional chromophores hence enhancing the photooxidation process . Cooling can result in variations in crystallinity with depth . Frozen in stresses at the surface could further lower the activation energy ...
... result in the formation of additional chromophores hence enhancing the photooxidation process . Cooling can result in variations in crystallinity with depth . Frozen in stresses at the surface could further lower the activation energy ...
Page 68
... result in a higher degree of crystallinity and could also result in a greater volume of polymer at the surface that could in turn protect the underlying fibers . Another possible explanation is that the higher crystallinity results in ...
... result in a higher degree of crystallinity and could also result in a greater volume of polymer at the surface that could in turn protect the underlying fibers . Another possible explanation is that the higher crystallinity results in ...
Page 89
... result in a higher degree of crystallinity and could result in a greater volume of polymer at the surface that could protect the underlying fibers . The higher degree of crystallinity could also result in more scattering of UV light and ...
... result in a higher degree of crystallinity and could result in a greater volume of polymer at the surface that could protect the underlying fibers . The higher degree of crystallinity could also result in more scattering of UV light and ...
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