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[求助]
合成聚氨酯的molds是啥样的？谁能给提供个图片呢？
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Synthesis of Polyurethanes. Triolein-based polyurethanes were synthesized by reacting the polyols with MDI. The polyol and MDI were preheated separately to 60 °C and then mixed and poured intomolds preheated to 100 °C. Curing was carried out at 100 °C overnight. The density of the triolein-based polyurethane was 1.061 g/cm3 and 1.156 g/cm3 for metathesized triolein-based polyurethane. |
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