Polycarbonates (PC) are a group of thermoplastic polymers containing carbonate groups in their chemical structures. Polycarbonates used in engineering are strong, tough materials, and some grades are optically transparent. They are easily worked, molded, and thermoformed. Because of these properties, … See more Carbonate esters have planar OC(OC)2 cores, which confers rigidity. The unique O=C bond is short (1.173 Å in the depicted example), while the C-O bonds are more ether-like (the bond distances of 1.326 Å for the example … See more Electronic components Polycarbonate is mainly used for electronic applications that capitalize on its collective safety … See more Polycarbonates were first discovered in 1898 by Alfred Einhorn, a German scientist working at the University of Munich. However, after 30 years' laboratory research, this class of materials was abandoned without commercialization. Research resumed … See more Disposal Studies have shown that at temperatures above 70 °C, and high humidity, polycarbonate will hydrolyze to bisphenol A (BPA). After about … See more Phosgene route The main polycarbonate material is produced by the reaction of bisphenol A (BPA) and See more Polycarbonate is a durable material. Although it has high impact-resistance, it has low scratch-resistance. Therefore, a hard coating is applied to polycarbonate eyewear lenses and polycarbonate exterior automotive components. The characteristics of … See more The use of polycarbonate containers for the purpose of food storage is controversial. The basis of this controversy is their hydrolysis (degradation by water, often referred to as … See more WebThermoplastic polyurethane (TPU) is a melt-processable thermoplastic elastomer with high durability and flexibility. It has the characteristics of both plastic and rubber and thus exhibit properties like durability, flexibility as well as excellent tensile strength. It fulfils needs of many demanding applications such as automotive, wires and ...
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WebBayer, in full Bayer AG, German chemical and pharmaceutical company founded in 1863 by Friedrich Bayer (1825–80), who was a chemical salesman, and Johann Friedrich … WebJul 9, 2024 · The Characteristics of PC+ABS: • Great overall performance, high impact strength, chemical stability and outstanding electrical properties. • Great weldability with plexiglass, allowing for production of two-color plastic products, able to be chrome-plated and painted. • Various grades available (by impact, thermal resistance, flame ... WebPolycarbonate (PC) plastics are a naturally transparent amorphous thermoplastic. Although they are made commercially available in a variety of colors (perhaps translucent and … stranger by the shore anime free