Styrofoam is a 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 …

4 days ago · Styrofoam is made of styrene, a petroleum-based substance refined into a polymer called polystyrene. Through an extrusion process, 98% air is introduced to the plastic, creating a …

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Since its invention in 1941, Styrofoam™ Brand extruded polystyrene (XPS) has built a rich, storied heritage as an innovative, sustainable building product – creating an entire insulation material category.

Jun 4, 2025 · Demystify Styrofoam! Our ultimate guide explains what Styrofoam (XPS) truly is, its key properties, how it differs from EPS foam, and its diverse uses, updated for June 2025.

Oct 29, 2025 · Trademarked as polystyrene foam and owned by The Dow Chemical Company, Styrofoam is a lightweight, shock-absorbing, and top-notch insulator. It's not just packaging material; …

Oct 6, 2024 · What Is Styrofoam? Styrofoam, also known as expanded polystyrene (EPS) or extruded polystyrene (XPS), is a lightweight, rigid, closed-cell foam material made from polystyrene. It is …

4 days ago · Ever wondered how Styrofoam is made? Dive into the fascinating journey of polystyrene foam, from tiny resin beads to lightweight, versatile products. Learn a...

Apr 23, 2025 · Learn everything about polystyrene plastic, including its structure, uses, chemical formula, types like foam and sheets, and common examples. Simple explanations with FAQs.

Styrofoam is created through a process of expanding small polystyrene beads by adding heat, which causes the material to puff up and form a solid, closed-cell foam structure. This structure gives …