Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
High-emissivity infrared energy-saving material and applications thereof
The present invention provides a high-emissivity infrared energy-saving material and applications thereof, and belongs to the technical field of infrared energy-saving materials. According to the high-emissivity infrared energy-saving material, lanthanum aluminate of the perovskite structure is adopted as a main phase, 0.01-0.25 mole of second main group element ions is doped at the unit mole lanthanum site, and 0.02-0.5 mole of transition metal element ions is doped at the unit mole aluminum site; and the high-emissivity infrared energy-saving material is prepared from a lanthanum compound, an aluminum compound, a dopant I and a dopant II, wherein the lanthanum compound is lanthanum oxide, the aluminum compound is aluminum oxide, the dopant I is a mixture comprising one or a plurality of materials selected from magnesium oxide, calcium oxide, strontium oxide and barium oxide, and the dopant II is a mixture comprising one or a plurality of materials selected from chromium oxide, manganese oxide, iron oxide and nickel oxide. According to the present invention, the emissivity of the prepared high-emissivity infrared energy-saving material can be up to 0.95, and the prepared high-emissivity infrared energy-saving material has good high temperature stability.
High-emissivity infrared energy-saving material and applications thereof
The present invention provides a high-emissivity infrared energy-saving material and applications thereof, and belongs to the technical field of infrared energy-saving materials. According to the high-emissivity infrared energy-saving material, lanthanum aluminate of the perovskite structure is adopted as a main phase, 0.01-0.25 mole of second main group element ions is doped at the unit mole lanthanum site, and 0.02-0.5 mole of transition metal element ions is doped at the unit mole aluminum site; and the high-emissivity infrared energy-saving material is prepared from a lanthanum compound, an aluminum compound, a dopant I and a dopant II, wherein the lanthanum compound is lanthanum oxide, the aluminum compound is aluminum oxide, the dopant I is a mixture comprising one or a plurality of materials selected from magnesium oxide, calcium oxide, strontium oxide and barium oxide, and the dopant II is a mixture comprising one or a plurality of materials selected from chromium oxide, manganese oxide, iron oxide and nickel oxide. According to the present invention, the emissivity of the prepared high-emissivity infrared energy-saving material can be up to 0.95, and the prepared high-emissivity infrared energy-saving material has good high temperature stability.
High-emissivity infrared energy-saving material and applications thereof
HAN ZHAO (Autor:in) / LI XIAOWEI (Autor:in) / TONG BIHAI (Autor:in) / WEI GUOJING (Autor:in) / LU WEIHUA (Autor:in)
21.10.2015
Patent
Elektronische Ressource
Englisch
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