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Preparation method of nano microporous heat-insulating particles
The invention relates to the technical field of thermal insulation materials, and discloses a preparation method of nano microporous thermal insulation particles, which comprises the following steps: S1, selecting raw materials; s2, stirring; s3, degassing is carried out; s4, feeding is conducted; s5, pressing; s6, crushing; the raw materials selected in the step S1 are nano powder, an opacifying agent and a binder, the nano powder is prepared from fumed silica, fumed aluminum trioxide and the like, the opacifying agent is prepared from one or more of silicon carbide, zirconium silicate, titanium oxide and the like, and the binder is prepared from modified starch, cellulose powder, lignin powder and the like. The production equipment has the advantages of high temperature resistance, excellent heat insulation and heat preservation performance and fluidity, is suitable for heat insulation and heat preservation requirements under complex working conditions, ingeniously solves the problem of difficulty in forming of nano ultra-light powder due to large compression ratio and containing a large amount of air, and is suitable for large-scale production of the nano ultra-light powder. And a solution thought is provided for granulation of other ultra-light powder.
本发明涉及保温材料技术领域，且公开了一种用于纳米微孔绝热颗粒制备方法，包括以下步骤：S1、选取原料；S2、搅拌；S3、脱气；S4、送料；S5、压制；S6、粉碎；S7、成品，S1中选取原料为纳米粉体、遮光剂和粘结剂，纳米粉体由气相二氧化硅、气相三氧化铝等，遮光剂由碳化硅、硅酸锆、氧化钛等一种或多种组成，粘结剂为改性淀粉、纤维素粉末、木质素粉末等，通过本发明制备的超级绝热颗粒，具有耐高温性能及优异的隔热保温性能，同时具备流动性，适用于复杂工况的隔热保温需求，本发明提供的纳米微孔绝热颗粒生产设备，巧妙的解决了纳米超轻粉体因大压缩比、内含大量空气带来的成型困难问题，也为其他超轻粉末造粒提供了解决思路。
Preparation method of nano microporous heat-insulating particles
The invention relates to the technical field of thermal insulation materials, and discloses a preparation method of nano microporous thermal insulation particles, which comprises the following steps: S1, selecting raw materials; s2, stirring; s3, degassing is carried out; s4, feeding is conducted; s5, pressing; s6, crushing; the raw materials selected in the step S1 are nano powder, an opacifying agent and a binder, the nano powder is prepared from fumed silica, fumed aluminum trioxide and the like, the opacifying agent is prepared from one or more of silicon carbide, zirconium silicate, titanium oxide and the like, and the binder is prepared from modified starch, cellulose powder, lignin powder and the like. The production equipment has the advantages of high temperature resistance, excellent heat insulation and heat preservation performance and fluidity, is suitable for heat insulation and heat preservation requirements under complex working conditions, ingeniously solves the problem of difficulty in forming of nano ultra-light powder due to large compression ratio and containing a large amount of air, and is suitable for large-scale production of the nano ultra-light powder. And a solution thought is provided for granulation of other ultra-light powder.
本发明涉及保温材料技术领域，且公开了一种用于纳米微孔绝热颗粒制备方法，包括以下步骤：S1、选取原料；S2、搅拌；S3、脱气；S4、送料；S5、压制；S6、粉碎；S7、成品，S1中选取原料为纳米粉体、遮光剂和粘结剂，纳米粉体由气相二氧化硅、气相三氧化铝等，遮光剂由碳化硅、硅酸锆、氧化钛等一种或多种组成，粘结剂为改性淀粉、纤维素粉末、木质素粉末等，通过本发明制备的超级绝热颗粒，具有耐高温性能及优异的隔热保温性能，同时具备流动性，适用于复杂工况的隔热保温需求，本发明提供的纳米微孔绝热颗粒生产设备，巧妙的解决了纳米超轻粉体因大压缩比、内含大量空气带来的成型困难问题，也为其他超轻粉末造粒提供了解决思路。
Preparation method of nano microporous heat-insulating particles
一种用于纳米微孔绝热颗粒制备方法
ZHAO JINGJING (author) / LIM YUN-JUN (author)
2024-10-01
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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