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A platform for research: civil engineering, architecture and urbanism
Preparation method of efficient acoustic reinforcing material
The invention discloses a preparation method of an efficient acoustic reinforced material, and relates to the technical field of acoustic material preparation, and the preparation method comprises the following steps: S1, weighing powder, an adhesive, an antistatic agent, an anti-freezing agent, a dispersing agent, a surfactant, nitrile rubber, a foaming agent, a filler and water according to a proportion for later use; s2, mixing: stirring and mixing the raw materials to obtain a fine bubble mixture; s3, granulation: carrying out a granulation process by using a micro-injection pump injector and a high-pressure spray granulation or rotor throwing disc process to prepare porous spherical particles; s4, performing freeze drying; and S5, heating and drying: further drying and heating the freeze-dried product to obtain the high-efficiency acoustic reinforcing material finished product. The method is simple in process flow, efficient and good in finished product quality; the efficient acoustic reinforcing material finished product prepared according to the raw material formula is good in appearance sphericity, compact and porous in surface edge structure, good in bonding condition, high in particle strength and good in acoustic performance.
本发明公开了一种高效声学增强材料的制备方法，涉及声学材料制备技术领域，包括以下步骤：S1、根据比例称量：粉体、胶黏剂、抗静电剂、防冻剂、分散剂、表面活性剂、丁腈橡胶、发泡剂、填料以及水，备用；S2、混合：将上述原料进行搅拌混合，得细密气泡混合物；S3、造粒：使用微量注射泵注射器、高压喷雾造粒或者转子甩盘工艺进行造粒工序，制得多孔球形颗粒；S4、冷冻干燥；S5、加热干燥：对冷冻干燥后的产品进一步干燥加热，得高效声学增强材料成品。本发明的方法工序流程简单、高效，成品质量较佳；本发明的原料配方制备的高效声学增强材料成品，其外观球形度较好，表边结构致密多孔，粘合状况好，颗粒强度高，具较佳声学性能。
Preparation method of efficient acoustic reinforcing material
The invention discloses a preparation method of an efficient acoustic reinforced material, and relates to the technical field of acoustic material preparation, and the preparation method comprises the following steps: S1, weighing powder, an adhesive, an antistatic agent, an anti-freezing agent, a dispersing agent, a surfactant, nitrile rubber, a foaming agent, a filler and water according to a proportion for later use; s2, mixing: stirring and mixing the raw materials to obtain a fine bubble mixture; s3, granulation: carrying out a granulation process by using a micro-injection pump injector and a high-pressure spray granulation or rotor throwing disc process to prepare porous spherical particles; s4, performing freeze drying; and S5, heating and drying: further drying and heating the freeze-dried product to obtain the high-efficiency acoustic reinforcing material finished product. The method is simple in process flow, efficient and good in finished product quality; the efficient acoustic reinforcing material finished product prepared according to the raw material formula is good in appearance sphericity, compact and porous in surface edge structure, good in bonding condition, high in particle strength and good in acoustic performance.
本发明公开了一种高效声学增强材料的制备方法，涉及声学材料制备技术领域，包括以下步骤：S1、根据比例称量：粉体、胶黏剂、抗静电剂、防冻剂、分散剂、表面活性剂、丁腈橡胶、发泡剂、填料以及水，备用；S2、混合：将上述原料进行搅拌混合，得细密气泡混合物；S3、造粒：使用微量注射泵注射器、高压喷雾造粒或者转子甩盘工艺进行造粒工序，制得多孔球形颗粒；S4、冷冻干燥；S5、加热干燥：对冷冻干燥后的产品进一步干燥加热，得高效声学增强材料成品。本发明的方法工序流程简单、高效，成品质量较佳；本发明的原料配方制备的高效声学增强材料成品，其外观球形度较好，表边结构致密多孔，粘合状况好，颗粒强度高，具较佳声学性能。
Preparation method of efficient acoustic reinforcing material
一种高效声学增强材料的制备方法
XIANG DINGAI (author) / GAO MANRONG (author)
2023-04-07
Patent
Electronic Resource
Chinese
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