Patent ID: 11858868
Assignee: XUZHEN NEW ENERGY TECHNOLOGY CO LTD
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A coal-fired boiler with an anti-corrosion and anti-coking ceramic coating with easy state identification, wherein the anti-corrosion and anti-coking ceramic coating is formed by compounding a bottom coating layer and a surface coating layer, characterized in that:
the bottom coating layer is prepared from raw materials comprising, in parts by weight, 20-30 parts of sodium silicate, 1-4 parts of lanthanum oxide, 1-4 parts of niobium pentoxide, 10-20 parts of aluminum oxide, 7-12 parts of bismuth oxide, 1-3 parts of boron oxide, 1-3 parts of zinc oxide, 1-3 parts of silicon oxide, 5-10 parts of titanium dioxide, 2-4 parts of nano whisker, 1-5 parts of titanium nitride, and 10-15 parts of graphite fluoride; and
the surface coating layer is prepared from raw materials comprising, in parts by weight, 20-30 parts of sodium silicate, 1-4 parts of lanthanum oxide, 1-4 parts of niobium pentoxide, 5-10 parts of chromium oxide, 5-10 parts of aluminum oxide, 7-12 parts of bismuth oxide, 1-3 parts of boron oxide, 1-3 parts of zinc oxide, 1-3 parts of silicon oxide, 10-15 parts of graphite fluoride, 1-5 parts of titanium nitride, 5-10 parts of silicon carbide, 2-6 parts of nano whisker, and 2-6 parts of cobalt green.