Metal non-oxide coated substrates are disclosed comprising a three dimensional inorganic porous substrate having a coating of metal non-oxide on at least a portion of all three dimensions thereof, produced by a unique process having particular applicability to the manufacture of metal boride, carbid
Metal non-oxide coated substrates are disclosed comprising a three dimensional inorganic porous substrate having a coating of metal non-oxide on at least a portion of all three dimensions thereof, produced by a unique process having particular applicability to the manufacture of metal boride, carbide and nitride coated three dimensional substrates. Certain novel coated substrates, such as diatomite porous substrates are disclosed. The coated substrates are useful in polymers, catalysis, heating and shielding applications.
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1. An article comprising a thermally associated nondeleterious contaminated metal non-oxide coated three dimensional powder particle substrate having an inner porous substrate core and a metal non-oxide coating thermally formed and associated with at least a part of the external surface of said inne
1. An article comprising a thermally associated nondeleterious contaminated metal non-oxide coated three dimensional powder particle substrate having an inner porous substrate core and a metal non-oxide coating thermally formed and associated with at least a part of the external surface of said inner core without essentially chemically altering the substrate, said metal of the metal non-oxide coating being formed from a metal non-oxide precursor substantially uniformly preassociated with at least a part of the external surface of the powder particle substrate prior to the coating being formed and associated and said metal and non-oxide being chemically different. 2. The article of claim 1 wherein the metal of the metal non-oxide coating is selected from the group consisting of iron, titanium, boron, silicon, aluminum, molybdenum, zirconium, tungsten, nickel and mixtures thereof. 3. The article of claim 2 wherein the metal is selected from the group consisting of titanium, boron, aluminum and silicon and the inner core is a diatomite. 4. The article of claim 1 wherein the non-oxide of the metal non-oxide coating is selected from the group consisting of carbide, boride, sulfide, silicide, and nitride. 5. The article of claim 4 wherein the non-oxide is selected from the group consisting of nitride, boride, carbide and the inner core is a diatomite. 6. The article of claim 2 wherein the metal non-oxide coating is selected from the group consisting of metal carbide, metal boride and metal nitride. 7. The article of claim 2 wherein the metal non-oxide coating is selected from the group consisting of metal boride, metal carbide and metal nitride and the powder particle is selected from the group consisting of a fiber, a flake, an irregularly shaped particle and mixtures thereof. 8. An article comprising a thermally associated nondeleterious contaminated metal carbide coated three dimensional powder particle substrate having an inner porous substrate core and a metal carbide coating thermally formed and associated with at least a part of the external surface of said inner core without essentially chemically altering the substrate, said metal of the metal carbide coating being formed from a metal carbide precursor substantially uniformly preassociated with at least a part of the external surface of the powder particle substrate prior to the coating being formed and associated and said metal and carbide being chemically different. 9. The article of claim 8 wherein the metal of the metal carbide coating is selected from the group consisting of iron, titanium, boron, silicon, aluminum, molybdenum, zirconium, tungsten, nickel and mixtures thereof. 10. The article of claim 9 wherein the metal is selected from the group consisting of titanium, boron, aluminum, silicon and the inner core is a diatomite. 11. The article of claim 8 wherein the metal carbide coating is selected from the group consisting of silicon carbide, titanium carbide, boron carbide and zirconium carbide. 12. The article of claim 11 wherein the metal carbide coating is selected from the group consisting of silicon carbide and titanium carbide and the powder particle is selected from the group consisting of a fiber, a flake, an irregularly shaped particle and mixtures thereof. 13. The article of claim 12 wherein the metal carbide coating is silicon carbide. 14. An article comprising a thermally associated nondeleterious contaminated metal nitride coated three dimensional powder particle substrate having an inner porous substrate core and a metal nitride coating thermally formed and associated with at least a part of the external surface of said inner core without essentially chemically altering the substrate, said metal of the metal nitride coating being formed from a metal nitride precursor substantially uniformly preassociated with at least a part of the external surface of the powder particle substrate prior to the coating being formed and associated and said metal and n itride being chemically different. 15. The article of claim 14 wherein the metal of the metal nitride coating is selected from the group consisting of iron, titanium, boron, silicon, aluminum, molybdenum, zirconium, tungsten, nickel and mixtures thereof. 16. The article of claim 14 wherein the metal is selected from the group consisting of titanium, boron, aluminum and silicon and the inner core is a diatomite. 17. The article of claim 14 wherein the metal nitride coating is selected from the group consisting of aluminum nitride, silicon nitride, boron nitride and titanium nitride and the powder particle is selected from the group consisting of a fiber, a flake, an irregularly shaped particle and mixtures thereof. 18. The article of claim 17 wherein the metal nitride coating is aluminum nitride. 19. The article of claim 17 wherein the metal nitride coating is boron nitride. 20. The article of claim 17 wherein the metal nitride coating is silicon nitride.
Dawes Steven B. (Corning NY) Stempin John L. (Beaver Dams NY) Wexell Dale R. (Corning NY), Coated inorganic fiber reinforcement materials and ceramic composites comprising the same.
Gorynin Igor V. (Leningrad SUX) Farmakovsky Boris V. (Leningrad SUX) Khinsky Alexander P. (Leningrad SUX) Kalogina Karina V. (Leningrad SUX) Vlasov Evgenii V. (Leningrad SUX) Riviere V. Alfredo (Cara, Method for coating particles using counter-rotating disks.
Gelatos Avgerinos V. (Austin TX) Poon Stephen S. (Austin TX), Semiconductor device having a ternary boron nitride film and a method for forming the same.
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