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  2. Polystyrene - Wikipedia

    en.wikipedia.org/wiki/Polystyrene

    Grey polystyrene foam, incorporating graphite, has superior insulation properties. [45] Carl Munters and John Gudbrand Tandberg of Sweden received a US patent for polystyrene foam as an insulation product in 1935 (USA patent number 2,023,204). [46] PS foams also exhibit good damping properties, therefore it is used widely in packaging.

  3. Styrofoam - Wikipedia

    en.wikipedia.org/wiki/Styrofoam

    Styrofoam insulation extruded polystyrene foam (XPS), owned and manufactured by DuPont. Styrofoam is a genericized trademarked brand of closed-cell extruded polystyrene foam (XPS), manufactured to provide continuous building insulation board used in walls, roofs, and foundations as thermal insulation and as a water barrier.

  4. Phase-out of polystyrene foam - Wikipedia

    en.wikipedia.org/wiki/Phase-out_of_polystyrene_foam

    Washington, D.C. banned polystyrene foam takeout containers on January 1, 2016. The ban was expanded on January 1, 2021, to include the retail sale of polystyrene foam. [89] American Samoa banned the import, sale, and distribution of polystyrene foam containers on February 6, 2024, taking effect 60 days later. [90]

  5. Polymeric foam - Wikipedia

    en.wikipedia.org/wiki/Polymeric_foam

    Polychloroprene foam or Neoprene; Polyimide foam; Polypropylene (PP) foam, including expanded polypropylene (EPP) and polypropylene paper (PPP) Polystyrene#Foams (PS) foam Expanded polystyrene (EPS) Extruded polystyrene foam (XPS), sometimes sold under brand name Styrofoam; sometimes polystyrene paper (PSP) Polyurethane (PU) foam

  6. Talk:Polystyrene - Wikipedia

    en.wikipedia.org/wiki/Talk:Polystyrene

    When it is not used to make more EPS, foam scrap can be turned into clothes hangers, park benches, flower pots, toys, rulers, stapler bodies, seedling containers, picture frames, and architectural molding from recycled PS. and. Foam cups and other polystyrene products can be safely buried in landfills, since it is as stable as concrete or brick.

  7. Recycling codes - Wikipedia

    en.wikipedia.org/wiki/Recycling_codes

    Recycling codes on products. Recycling codes are used to identify the materials out of which the item is made, to facilitate easier recycling process.The presence on an item of a recycling code, a chasing arrows logo, or a resin code, is not an automatic indicator that a material is recyclable; it is an explanation of what the item is made of.

  8. The best Amazon Black Friday 2024 deals you can shop already

    www.aol.com/lifestyle/the-best-amazon-black...

    'Tis the season of savings! Amazon isn't wasting any time getting down to the business of deals for this Black Friday. Save up to 75% on early deals worth shopping already.

  9. Tacticity - Wikipedia

    en.wikipedia.org/wiki/Tacticity

    Atactic polymers such as polystyrene (PS) are technologically very important. [citation needed] If a special catalyst [clarification needed] is used in its synthesis, it is possible to obtain the syndiotactic version of this polymer, but most industrial polystyrene produced is atactic.

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