| 摘要 |
An impact-resistant thermoplastic molding material, containing polystyrene as the matrix, and, dispersed therein, two elastomeric polymers or copolymers I and II composed entirely or predominantly of 1,3-dienes and containing particles of different mean size, namely, in I, particles from 0.2 to 0.6 mu m in size and having capsule particle morphology, and, in II, particles from 2 to 8 mu m in size, having cell particle or coil particle morphology.
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