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2. Spray foam - Wikipedia

   en.wikipedia.org/wiki/Spray_foam

   Spray foam. Spray foam insulation extruding from a duct. Spray foam (expanding foam in the UK) is a chemical product created by a chemical reaction of two component parts, commonly referred to as side A and side B. [1] Side A contains very reactive chemicals known as isocyanate. Side B contains a polyol, which reacts with isocyanates to make ...

3. Polyurethane foam - Wikipedia

   en.wikipedia.org/wiki/Polyurethane_foam

   The so-called flexible polyurethane foam (FPF) is produced from the reaction of polyols and isocyanates, a process pioneered in 1937. [1] FPF allows for some compression and resilience that provides a cushioning effect. Because of this property, it is often used in furniture, bedding, automotive seating, athletic equipment, packaging, footwear ...

4. Foaming agent - Wikipedia

   en.wikipedia.org/wiki/Foaming_agent

   Foaming agent. A foaming agent is a material such as a surfactant or a blowing agent that facilitates the formation of foam. A surfactant, when present in small amounts, reduces surface tension of a liquid (reduces the work needed to create the foam) or increases its colloidal stability by inhibiting coalescence of bubbles. [1]

5. Owens Corning Acquires Spray Foam Manufacturer Natural ... - AOL

   www.aol.com/owens-corning-acquires-spray-foam...

   Owens Corning Inc (NYSE: OC) has agreed to acquire Natural Polymers, LLC, a manufacturer of spray polyurethane foam insulation for building and construction applications, based in Cortland, Illinois.

6. Building insulation material - Wikipedia

   en.wikipedia.org/wiki/Building_insulation_material

   Sealection 500 spray foam R-3.8 (RSI-0.67) per inch. [12] a water-blown low density spray polyurethane foam that uses water in a chemical reaction to create carbon dioxide and steam which expands the foam. Flame spread is 21 and smoke developed is 217 which makes it a Class I material (best fire rating). Disadvantages: Is an Isocyanate.

7. Sealant - Wikipedia

   en.wikipedia.org/wiki/Sealant

   Sealant. Self-leveling silicone firestop system used around pipe through-penetration in a two-hour fire-resistance rated concrete floor assembly. Sealant is a substance used to block the passage of fluids through openings in materials, [1] a type of mechanical seal. In building construction sealant is sometimes synonymous with caulk (especially ...