Understanding Rheology of Thermosets TA （理解的热固性材料流变学助教）.pdf

Understanding Rheology of Thermosets revised by A.J. Franck, TA Instruments 2 Rheology of Thermosets Rheological Testing of Thermosetting Polymers General Considerations the controlled influence of heat and pressure over time. Thus, Thermoset Polymer Uses thermosets build their final struc- Thermoset polymers form the ture during processing, forming a three-dimensional internal struc- matrix in filled plastics and fiber- reinforced composites used in a tural network of highly crosslinked diversity of products. These range polymer chains. And the final from consumer items and auto product is insoluble and not ther- body panels to advanced compos- mally reformable. ites for printed circuit boards Elastomers share characteris- (PCBs), aerspace structural tics of thermoplastics and compo-nents such as the Space thermosets. Elastomers begin Shuttle payload bay door and jet as thermoplastic polymers with