HIGH PURITY POLYSILOCARB DERIVED SILICON CARBIDE MATERIALS, APPLICATIONS AND PROCESSES

摘要

Organosilicon chemistry, polymer derived ceramic materials, and methods. Such materials and methods for making polysilocarb (SiOC) and Silicon Carbide (SiC) materials having 3-nines, 4-nines, 6-nines and greater purity. Processes and articles utilizing such high purity SiOC and SiC.

主权项

1. A high purity polymer derived ceramic SiC composition, the composition comprising:
a. an SiC4 configuration; b. the composition defining a surface, wherein the composition surface is resistant to oxidation under standard ambient temperature and pressure, whereby the surface is essentially free of an oxide layer at standard ambient temperature and pressure; and, c. wherein the composition is substantially free from impurities, whereby total impurities are less than 1 ppm.