Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
High-temperature-resistant antioxidant light heat-insulation foam material and preparation method thereof
The invention provides a high-temperature-resistant antioxidant light heat-insulation foam material and a preparation method thereof, the foam material is one of a SiBCN foam material, a SiHfBCN foam material, a SiBCN/C composite foam material or a SiHfBCN/C composite foam material, and the foam material is prepared from a precursor solution through template dipping, curing, drying and cracking processes; wherein the precursor solution is a SiBCN precursor solution or a SiHfBCN precursor solution, and the SiHfBCN precursor solution or the SiHfBCN precursor solution; a template is polyurethane foam or organic carbon modified polyurethane foam; the SiBCN foam material, the SiHfBCN foam material or the SiBCN/C composite foam material prepared by the invention has the advantages of high temperature resistance, low thermal conductivity, oxidation resistance, low density and high strength.
本发明提供一种耐高温抗氧化轻质隔热泡沫材料及其制备方法，所述泡沫材料为SiBCN泡沫材料、SiHfBCN泡沫材料、SiBCN/C复合泡沫材料或SiHfBCN/C复合泡沫材料中的一种，所述泡沫材料由前驱体溶液经模板浸渍、固化、干燥、裂解工序制备得到；其中，所述前驱体溶液为SiBCN前驱体溶液或SiHfBCN前驱体溶液；所述模板为聚氨酯泡沫或者有机碳改性聚氨酯泡沫；通过本发明制备得到的SiBCN泡沫材料、SiHfBCN泡沫材料或者SiBCN/C复合泡沫材料、SiHfBCN/C复合泡沫材料具有耐高温、低热导率、抗氧化、密度低、强度高的优点。
High-temperature-resistant antioxidant light heat-insulation foam material and preparation method thereof
The invention provides a high-temperature-resistant antioxidant light heat-insulation foam material and a preparation method thereof, the foam material is one of a SiBCN foam material, a SiHfBCN foam material, a SiBCN/C composite foam material or a SiHfBCN/C composite foam material, and the foam material is prepared from a precursor solution through template dipping, curing, drying and cracking processes; wherein the precursor solution is a SiBCN precursor solution or a SiHfBCN precursor solution, and the SiHfBCN precursor solution or the SiHfBCN precursor solution; a template is polyurethane foam or organic carbon modified polyurethane foam; the SiBCN foam material, the SiHfBCN foam material or the SiBCN/C composite foam material prepared by the invention has the advantages of high temperature resistance, low thermal conductivity, oxidation resistance, low density and high strength.
本发明提供一种耐高温抗氧化轻质隔热泡沫材料及其制备方法，所述泡沫材料为SiBCN泡沫材料、SiHfBCN泡沫材料、SiBCN/C复合泡沫材料或SiHfBCN/C复合泡沫材料中的一种，所述泡沫材料由前驱体溶液经模板浸渍、固化、干燥、裂解工序制备得到；其中，所述前驱体溶液为SiBCN前驱体溶液或SiHfBCN前驱体溶液；所述模板为聚氨酯泡沫或者有机碳改性聚氨酯泡沫；通过本发明制备得到的SiBCN泡沫材料、SiHfBCN泡沫材料或者SiBCN/C复合泡沫材料、SiHfBCN/C复合泡沫材料具有耐高温、低热导率、抗氧化、密度低、强度高的优点。
High-temperature-resistant antioxidant light heat-insulation foam material and preparation method thereof
一种耐高温抗氧化轻质隔热泡沫材料及其制备方法
CHEN ZHIYU (Autor:in) / LI JUNNING (Autor:in) / XU YIFEN (Autor:in) / SUN CHENCHENG (Autor:in) / HU JIDONG (Autor:in) / HU ZIJUN (Autor:in) / FENG ZHIHAI (Autor:in)
07.01.2022
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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