Polystyrene - Wikipedia
网页Polystyrene (PS) / ˌpɒliˈstaɪriːn / is a synthetic polymer made from monomers of the aromatic hydrocarbon styrene. [5] . Polystyrene can be solid or foamed. General-purpose polystyrene is clear, hard, and brittle. It is an inexpensive resin per unit weight. It is a poor barrier to air and water vapor and has a relatively low melting point. [6] .
Polystyrene | Chemical Compound | Britannica
网页2024年9月26日 · polystyrene, a hard, stiff, brilliantly transparent synthetic resin produced by the polymerization of styrene. It is widely employed in the food-service industry as rigid trays and containers, disposable …
Polystyrene - Chemical Safety Facts
网页2022年10月14日 · Polystyrene is a versatile plastic used to make a wide variety of consumer products. It is made by polymerizing styrene, a building-block chemical used in the manufacture of many products. Key Points/Overview. Uses & Benefits.
Polystyrene: The Pros, the Cons, the Chemistry - Let's Talk Science
网页2019年1月6日 · Learn the organic chemistry behind this very useful plastic. Why is recycling polystyrene hard? Why does polystyrene often end up as solid waste?
Polystyrene Uses, Features, Production and Definition - Xometry
网页2022年5月21日 · Polystyrene, also known as poly-phenylethene, is a polymer made up of repeating molecules called styrene. It is a thermoplastic polymer, meaning it softens and melts when heated and can be reused. It is an excellent electrical insulator and is resistant to chemicals such as acids and bases.
Polystyrene | Formula, Properties & Application
网页Explore the world of polystyrene: its history, structure, types, production, applications, environmental and health impacts.
Polystyrene - an overview | ScienceDirect Topics
网页Polystyrene is an optically clear, cheap, easily molded polymer, familiar as the standard “jewel” CD case. In its simplest form, PS is brittle. Its mechanical properties are dramatically improved by blending with polybutadiene, but with a loss of optical transparency.
Polystyrene - Encyclopedia.com
网页2018年5月18日 · Polystyrene is a colorless, transparent thermoplastic that softens slightly above 100°C (212°F) and becomes a viscous liquid at around 185°C (365°F). It is resistant to acids, alkalies, oils, and alcohols.
Polystyrene vs Styrofoam: What’s the Differences & When to Use …
网页2024年6月20日 · Polystyrene is a versatile and the most common insulator material used in creating artistic projects and insulating homes. This material is made by polymerizing styrene, a building block chemical used to manufacture various products we use at home. On the other hand, Styrofoam is mostly used in roof, floor, and wall insulation systems.
What Is EPS or Expanded Polystyrene? - ThoughtCo
网页2018年7月30日 · EPS (Expanded Polystyrene) is an extremely lightweight product that is made of expanded polystyrene beads. Originally discovered by Eduard Simon in 1839 in Germany by accident, EPS foam is more than 95% air and only about 5% plastic.