The result shows that both strength and elasticity of aqueous polyurethane elastic resin and its architectural waterproof coating are good and they are, new environmental protective building material with high performance.

  • 研究表明,所制得的水性聚氨酯弹性树脂及其防水涂料强度高、弹性好,属于新型的高性能环保型建筑材料。

  • 互联网摘选 2025-01-19 23:25:44

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