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2. Rust-Oleum - Wikipedia

   en.wikipedia.org/wiki/Rust-Oleum

   Rust-Oleum is a manufacturer of protective paints and coatings for home and industrial use. It was founded in 1921 by Robert Fergusson, a sea captain, after he noticed that fish oil spilled on rusty metal decks stopped corrosion from spreading.

3. Varnish - Wikipedia

   en.wikipedia.org/wiki/Varnish

   Varnish on wood stairs Varnished oak floor. Varnish is a clear transparent hard protective coating or film. It is not to be confused with wood stain.It usually has a yellowish shade due to the manufacturing process and materials used, but it may also be pigmented as desired.

4. List of polyurethane applications - Wikipedia

   en.wikipedia.org/wiki/List_of_polyurethane...

   Due to the closed-cell nature of rigid polyurethane foams, PUR insulation has minimal water absorption, which coupled with an appropriate cover, makes it a particularly suitable in applications where bacterial growth is a concern. Polyurethane insulation is suitable for insulating pipes with surface temperatures ranging from -196°C to 148°C. [7]

5. RPM International - Wikipedia

   en.wikipedia.org/wiki/RPM_International

   RPM International Inc. is an American multinational company with subsidiaries that manufacture and market specialty coatings, sealants and building materials.Industrial brands include Tremco, Carboline, Universal Sealants, Stonhard, RPM/Belgium, Euco, Day-Glo and Dryvit.

6. Spray foam - Wikipedia

   en.wikipedia.org/wiki/Spray_foam

   Polyurethane is a closed-cell foam insulation material that initially contains a low-conductivity gas in its cells. [6] As a result of the high thermal resistance of the gas, spray polyurethane insulation typically has an initial R-value around R-3.4 to R-6.7 per inch. [6] In comparison, glass wool typically has an R-Value of only R-3 to R-4 ...

7. Polyurethane - Wikipedia

   en.wikipedia.org/wiki/Polyurethane

   Polyurethane synthesis, wherein the urethane groups −NH−(C=O)−O− link the molecular units A kitchen sponge made of polyurethane foam . Polyurethane (/ ˌ p ɒ l i ˈ jʊər ə ˌ θ eɪ n,-j ʊəˈr ɛ θ eɪ n /; [1] often abbreviated PUR and PU) refers to a class of polymers composed of organic units joined by carbamate (urethane) links.