Idemitsu restarts SPS production.Idemitsu Kosan Co., Ltd., Tokyo, has resumed full-scale production of syndiotactic A syndiotactic macromolecule in polymer chemistry is a tacticity essentially comprising alternating enantiomeric configurational base units which have chiral or prochiral atoms in the main chain in a unique arrangement with respect to their adjacent constitutional units. polystyrene polystyrene (pŏl'ēstī`rēn), widely used plastic; it is a polymer of styrene. Polystyrene is a colorless, transparent thermoplastic that softens slightly above 100°C; (212°F;) and becomes a viscous liquid at around 185°C; (SPS (Standby Power System) A UPS system that switches to battery backup upon detection of power failure. See UPS. SPS - Symbolic Programming System. Assembly language for IBM 1620. ) resin at its 11-million-lb/yr Chiba plant in Japan. SPS is a clear, heat-resistant, crystalline engineering 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. invented by Idemitsu in 1985. The company shut its plant in 2000 in favor of joint production with Dow Chemical Co., Midland, Mich., until Dow withdrew from SPS in 2004. A broad line of Xarec SPS and SPS/PS blends is available from Idemitsu Chemicals USA Corp., Southfield, Mich. Tel: (248) 355-9590 * PT Direct: 672CH |
|
||||||||||||||||
Printer friendly
Cite/link
Email
Feedback
Reader Opinion