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 9
... Gijsman cites several articles that discuss the initiation of photooxidation . The initiating capacities of added ketones in PE and of hydroperoxides formed by thermal oxidation are low because hydroperoxides decompose without forming ...
... Gijsman cites several articles that discuss the initiation of photooxidation . The initiating capacities of added ketones in PE and of hydroperoxides formed by thermal oxidation are low because hydroperoxides decompose without forming ...
Page 29
... Gijsman also showed that for significant loss in elongation at break , there was twice the oxygen uptake for specimens weathered in sunlight than those specimens exposed to accelerated conditions ( Gijsman 1996 ) . Feist showed that ...
... Gijsman also showed that for significant loss in elongation at break , there was twice the oxygen uptake for specimens weathered in sunlight than those specimens exposed to accelerated conditions ( Gijsman 1996 ) . Feist showed that ...
Page 30
... Gijsman found that LDPE films did not degrade during autumn and winter ( Gijsman 1996 ) . It was concluded that the outdoor oxidation rate during the summer period is comparable to that in accelerated weathering if degradation only ...
... Gijsman found that LDPE films did not degrade during autumn and winter ( Gijsman 1996 ) . It was concluded that the outdoor oxidation rate during the summer period is comparable to that in accelerated weathering if degradation only ...
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