By physical blending, the blends of cheap polybutadiene rubber and expensive thermoplastic polyurethane ( TPU ) are prepared.

  • 采用物理共混的方法, 制备了廉价的BR和贵的热塑性聚氨酯 ( TPU ) 共混物.

  • 互联网摘选 2025-01-19 11:41:42

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