Water-blown rigid and flexible polyureth
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Yuan-Chan Tu; Galen J. Suppes; Fu-Hung Hsieh
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Article
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2008
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John Wiley and Sons
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English
⚖ 307 KB
👁 1 views
## Abstract Both rigid and flexible water‐blown polyurethane foams were made by replacing 0–50% of Voranol® 490 for rigid foams and Voranol® 4701 for flexible foams in the B‐side of foam formulation by epoxidized soybean oil. For rigid water‐blown polyurethane foams, density, compressive strength,