| 摘要 |
<p>This invention provides an electromagnetic wave absorbing material composed of a composite material comprising a fiber having a specific resistance of 10<-><2> to 10<2> OMEGA .cm and a matrix, wherein the fiber is composed of an inorganic substance selected from i) an amorphous substance substantially composed of Si, M, C and O, ii) crystalline ultrafine particles substantially composed of beta -SiC, C, MC, a solid solution of beta -SiC and MC and/or MC1-x, and having a particle diameter of not more than 50 nm, or optionally, an aggregate of the crystalline ultrafine particles, amorphous SiO2 and amorphous MO2, and iii) a mixture of the above i) amorphous substance with the above ii) crystalline ultrafine particles or aggregate, in which M denotes Ti or Zr, and X is more than 0 less than 1. t</p> |
