DuPont distributes Aurum thermoplastic polyimide. (Your Business Pricing Update).Mitsui Chemicals, Inc. in Purchase, N.Y., has appointed DuPont Vespel Parts and Shapes to be the exclusive distributor for Mitsui's Aurum thermoplastic A polymer material that turns to liquid when heated and becomes solid when cooled. There are more than 40 types of thermoplastics, including acrylic, polypropylene, polycarbonate and polyethylene. polyimide Pronounced "poly-ih-mid." A type of plastic (a synthetic polymeric resin) originally developed by DuPont that is very durable, easy to machine and can handle very high temperatures. Polyimide is also highly insulative and does not contaminate its surroundings (does not outgas). resin in the U.S. and Europe. DuPont's Vespel business, based in Wilmington, Del., will provide distribution and technical support for injection molders using Aurum. Traditional Vespel parts and shapes are cold-formed and sintered sin·ter n. 1. Geology A chemical sediment or crust, as of porous silica, deposited by a mineral spring. 2. A mass formed by sintering. v. sin·tered, sin·ter·ing, sin·ters v. from a thermosetting thermosetting, adj having the property of becoming irreversibly rigid or hardened with the application of heat. In dentistry the term is used in connection with resins. polyimide. Injection-moldable grades open the door to manufacture parts with greater geometric complexity at lower overall manufacturing costs, DuPont says. Since 2000, DuPont has incorporated Aurum into its injection molded Vespel TP parts and shapes. Tel: (800) 972-7252, www.dupont.com/ vespel |
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