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A platform for research: civil engineering, architecture and urbanism
High-performance aerogel thermal insulation material and preparation method thereof
The invention relates to the technical field of preparation of high-performance thermal insulation materials, and discloses a high-performance aerogel thermal insulation material and a preparation method thereof, and the aerogel thermal insulation material comprises the following raw materials by weight: 25-45 parts of a silicon dioxide precursor; 3 to 10 parts of an aerogel stabilizer; 1 to 4 parts of an aerogel accelerant; 1-2 parts of an aerogel structure control agent; 2 to 3 parts of an aerogel surface modifier; 2-7 parts of a mixed base material, and the mixed base material is prepared by the following steps: step 1, putting an emulsifier, silicon dioxide, aluminum oxide particles and hydroxymethyl cellulose into water, heating and stirring for 1-2 hours, and cooling to room temperature to obtain a mixture I; step 2, adding polyimide fibers into the mixture A, and stirring to obtain a mixture 2; the mixed base material prepared by mixing the fiber material is added in the preparation process of the aerogel thermal insulation material, so that the mechanical strength and durability of the material can be enhanced, and the aerogel thermal insulation material has higher structural stability and longer service life.
本申请涉及高性能隔热材料制备技术领域，公开了一种高性能气凝胶隔热材料及其制备方法，该气凝胶隔热材料包括以下重量份的原料：二氧化硅前驱体：25份～45份；气凝胶稳定剂：3～10份；气凝胶促进剂：1～4份；气凝胶结构控制剂：1～2份；气凝胶表面改性剂：2～3份；混合基料：2～7份，所述混合基料由以下的方法步骤制备而成：步骤一、将乳化剂、二氧化硅、氧化铝颗粒和羟甲基纤维素置入水中，加热搅拌1～2h，降温至室温后得到混合物一；步骤二、在混合物A中加入聚酰亚胺纤维，经过搅拌后得到混合物二。通过在气凝胶隔热材料的制备过程中加入由纤维材料混配制成的混合基料，可以增强材料的机械强度和耐久性，使其更具结构稳定性和使用寿命。
High-performance aerogel thermal insulation material and preparation method thereof
The invention relates to the technical field of preparation of high-performance thermal insulation materials, and discloses a high-performance aerogel thermal insulation material and a preparation method thereof, and the aerogel thermal insulation material comprises the following raw materials by weight: 25-45 parts of a silicon dioxide precursor; 3 to 10 parts of an aerogel stabilizer; 1 to 4 parts of an aerogel accelerant; 1-2 parts of an aerogel structure control agent; 2 to 3 parts of an aerogel surface modifier; 2-7 parts of a mixed base material, and the mixed base material is prepared by the following steps: step 1, putting an emulsifier, silicon dioxide, aluminum oxide particles and hydroxymethyl cellulose into water, heating and stirring for 1-2 hours, and cooling to room temperature to obtain a mixture I; step 2, adding polyimide fibers into the mixture A, and stirring to obtain a mixture 2; the mixed base material prepared by mixing the fiber material is added in the preparation process of the aerogel thermal insulation material, so that the mechanical strength and durability of the material can be enhanced, and the aerogel thermal insulation material has higher structural stability and longer service life.
本申请涉及高性能隔热材料制备技术领域，公开了一种高性能气凝胶隔热材料及其制备方法，该气凝胶隔热材料包括以下重量份的原料：二氧化硅前驱体：25份～45份；气凝胶稳定剂：3～10份；气凝胶促进剂：1～4份；气凝胶结构控制剂：1～2份；气凝胶表面改性剂：2～3份；混合基料：2～7份，所述混合基料由以下的方法步骤制备而成：步骤一、将乳化剂、二氧化硅、氧化铝颗粒和羟甲基纤维素置入水中，加热搅拌1～2h，降温至室温后得到混合物一；步骤二、在混合物A中加入聚酰亚胺纤维，经过搅拌后得到混合物二。通过在气凝胶隔热材料的制备过程中加入由纤维材料混配制成的混合基料，可以增强材料的机械强度和耐久性，使其更具结构稳定性和使用寿命。
High-performance aerogel thermal insulation material and preparation method thereof
一种高性能气凝胶隔热材料及其制备方法
WANG ZHENG (author) / ZHANG HUANJUN (author) / LI HAINING (author) / ZHANG ZILONG (author) / ZHU JIACHENG (author) / CHENG XUERUI (author)
2024-06-14
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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