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 8
... ( Rabek 1996 ) . PE crystallized from the melt consists of a skeletal structure of crystalline lamellae interlaced with tie chains in a disordered arrangement . Exposure of this type of polymer to oxygen at elevated temperatures or under ...
... ( Rabek 1996 ) . PE crystallized from the melt consists of a skeletal structure of crystalline lamellae interlaced with tie chains in a disordered arrangement . Exposure of this type of polymer to oxygen at elevated temperatures or under ...
Page 11
... ( Rabek 1996 ) . Bond dissociation is a direct photochemical process that causes polymer degradation ( Rabek 1996 ) . Photodegradation is a result of primary ( photo- ) and secondary ( dark- ) reactions that change a primary structure of ...
... ( Rabek 1996 ) . Bond dissociation is a direct photochemical process that causes polymer degradation ( Rabek 1996 ) . Photodegradation is a result of primary ( photo- ) and secondary ( dark- ) reactions that change a primary structure of ...
Page 14
... ( Rabek 1996 ) . Crystallites , ordered chemical chains , behave similarly to chemical crosslink in that the greater the density of the crystallites , the less mobile are the chains in the amorphous or noncrystalline regions will be ...
... ( Rabek 1996 ) . Crystallites , ordered chemical chains , behave similarly to chemical crosslink in that the greater the density of the crystallites , the less mobile are the chains in the amorphous or noncrystalline regions will be ...
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