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China Coatings
: Evonik Industries, the world's leading manufacturer of specialty chemicals, plans to promote mass production of composite materials.
composites are made of extremely strong fibers in polymers (plastics). Polymers primarily determine the composite process of materials, and hybrid polymer systems are at the heart of Creating innovation - they combine the good processing properties of thermoplastic polymers with the good electrolytic properties of thermostate plastics.
however, the production process of composites remains complex and expensive, and since the end of 2014, Umtron has validated the concept of mixed polymers at the Marr Test Plant, saving time and costs in the production of composites. The first lead has received a test sample. The first hybrid polymer system is expected to be available in 2018.
Chief Innovation Officer Ulrich Kusthardt said the company is working hard to lead the way in mass production of composite materials. Estron has provided a large number of innovative products for composite materials and continues to strengthen its market position in this area.
, a research firm in the field of carbon fiber, expects carbon fiber-reinforced plastics to grow steadily by 9% a year by 2020.
high-quality composites combine excellent mechanical properties and low weight, making them a key technology for lightweight design. Its process performance depends to a large extent on polymers (polymers). Thermo-solid plastics have excellent mechanical properties and short processing time; The thermoplastic polymer processing is convenient and reforming quickly, but its mechanical properties are not as good as thermosoplastics.
the properties are very different: polymer chains in thermostatic plastics are cross-linked, whereus there is no cross-linking in thermoplastics. Because the chemical interlinking process is irreversible, it is not possible to switch between interlinking and deconcision.
Ewing and Karlsruhe Institute of Technology to complete the production of hybrid polymer systems. In a fully reversible process, crosslinking is available without the use of catalysts. Heating facilitates understanding of crosslinking and can reshape the system. During the cooling process, the system finally stabilizes by interlinking again.
a particular Dils-Alder reaction is the cause of this phenomenon. Even after repeated heating and cooling, the material retains its original properties.