Macromolecules make up the majority of plastics, which are then processed into shaped pieces, semi-finished goods, films, or fibers. The selection of macromolecules, the production method, and the ...

The use of plastics materials has increased dramatically throughout the world over the past 50 years, and now stands at roughly 100 billion pounds. Commercial plastics are known as resins in North ...

While the use of carbon-fiber reinforced plastic (CFRP) has become a mainstay in aircraft production, many are unaware there is more than one type available. Airbus, Toulouse, France, is working to ...

Starting with billions of molecules of monomer in a reactor, heat and pressure are applied in the presence of catalysts, causing one of the monomer double bonds to rearrange into two "half-bonds," one ...