Sound insulation lining material for sandwich room panel and preparing method thereof

The invention relates to a sound insulation lining material for sandwich room plate and preparing method thereof, belonging to the technical field of insulation materials. Comprising the following components by weight: EPDM powder,polyacrylic acid latex powder, polystyrene particles, polyolefin thermoplasticelastomer, polyimide particles, hollow glass beads, plant fiber, fly ash,modified expanded graphite, anionic surface Active agent, coupling agent,foaming agent, water. The lining material used in the sandwich room panel provided by the invention is got by adopting hollow glass beads and modified graphite as components and mixing with the polymer material, and then going through foaming, the plate has the advantages of good insulation and sound insulation. 本发明涉及种夹心房板使用的隔音保温内衬材料及其制备方法，属于保温材料技术领域。包括有按重量份计的如下组分：三元乙丙橡胶粉、聚丙烯酸甲酯乳胶粉、聚苯乙烯颗粒、聚烯烃热塑性弹性体、聚酰亚胺颗粒、空心玻璃微珠、植物纤维、粉煤灰、改性膨胀石墨、阴离子表面活性剂、偶联剂、发泡剂、水。本发明提供的夹心房板中使用的内衬材料，主要是通过采用空心玻璃微珠和改性石墨作为组分，与聚合物材料混合后，再经过发泡得到，该板材具有保温、隔音效果好的优点。