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A platform for research: civil engineering, architecture and urbanism
Low-cost fiber-reinforced aerogel plate and preparation method thereof
The invention discloses a low-cost fiber-reinforced aerogel plate and a preparation method thereof, and relates to the technical field of heat-insulation fireproof composite materials, and the technical key points are as follows: the low-cost fiber-reinforced aerogel plate comprises silica aerogel and inorganic fiber felt; the silica aerogel comprises the following components in parts by mass: 80-150 parts of silica sol, 2.5-15 parts of an inorganic additive, 1-15 parts of a pH regulator, 1-5 parts of a hydrophobic modifier, 1-5 parts of a coupling agent and 80-200 parts of deionized water, the solid content of the silica sol is greater than 30%. The heat insulation material has the effects of long-term heat insulation at high temperature, simple manufacturing steps and low manufacturing cost.
本发明公开了一种低成本纤维增强气凝胶板材及其制备方法，涉及隔热防火复合材料技术领域，其技术要点为：所述低成本纤维增强气凝胶板材包括硅气凝胶和无机纤维毡；按质量份计，所述硅气凝胶包括硅溶胶80～150份、无机添加剂2.5～15份、PH调节剂1～15份、疏水改性剂1～5份、偶联剂1～5份以及去离子水80～200份；所述硅溶胶固含量大于30％。具有可在高温下长期隔热、制作步骤简单、制作成本低的效果。
Low-cost fiber-reinforced aerogel plate and preparation method thereof
The invention discloses a low-cost fiber-reinforced aerogel plate and a preparation method thereof, and relates to the technical field of heat-insulation fireproof composite materials, and the technical key points are as follows: the low-cost fiber-reinforced aerogel plate comprises silica aerogel and inorganic fiber felt; the silica aerogel comprises the following components in parts by mass: 80-150 parts of silica sol, 2.5-15 parts of an inorganic additive, 1-15 parts of a pH regulator, 1-5 parts of a hydrophobic modifier, 1-5 parts of a coupling agent and 80-200 parts of deionized water, the solid content of the silica sol is greater than 30%. The heat insulation material has the effects of long-term heat insulation at high temperature, simple manufacturing steps and low manufacturing cost.
本发明公开了一种低成本纤维增强气凝胶板材及其制备方法，涉及隔热防火复合材料技术领域，其技术要点为：所述低成本纤维增强气凝胶板材包括硅气凝胶和无机纤维毡；按质量份计，所述硅气凝胶包括硅溶胶80～150份、无机添加剂2.5～15份、PH调节剂1～15份、疏水改性剂1～5份、偶联剂1～5份以及去离子水80～200份；所述硅溶胶固含量大于30％。具有可在高温下长期隔热、制作步骤简单、制作成本低的效果。
Low-cost fiber-reinforced aerogel plate and preparation method thereof
一种低成本纤维增强气凝胶板材及其制备方法
ZHAO BAOJUN (author) / MA XIAOLIANG (author) / SHI LIPING (author) / ZHONG YESHENG (author) / LI YUXIN (author) / CUI MENG (author) / CHEN SHAOXIONG (author) / ZHANG WENQI (author) / FU YANGYU (author) / YANG HAN (author)
2024-07-09
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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