Invention Grant
US07938877B2 Low coefficient of thermal expansion materials including modified aluminosilicate fibers and methods of manufacture 有权
包括改性硅铝酸盐纤维在内的低热膨胀系数和制造方法

Low coefficient of thermal expansion materials including modified aluminosilicate fibers and methods of manufacture
Abstract:
A fibrous ceramic material comprises a plurality of fibers having a modified aluminosilicate compositional structure (i.e., x(RO).y(Al2O3).z(SiO2) or w(MO).x(RO).y(Al2O3).z(SiO2)). The fibrous ceramic material is form by combining two or more x(RO).y(Al2O3).z(SiO2) or w(MO).x(RO).y(Al2O3).z(SiO2) precursors in which at least one of the two or more precursors is in fiber form. The resulting fibrous ceramic material has a low coefficient of thermal expansion (i.e., ≦4.7×10-6/° C.).
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