Nanoscale catalyst compositions from complex and non-stoichiometric compositions

• US 6,562,495 B2
• Filed: 05/17/2002
• Issued: 05/13/2003
• Est. Priority Date: 11/06/1998
• Status: Expired due to Term

• Current Assignee: PPG Industries Ohio Incorporated (Nouryon BV)
• Original Assignee: NanoProducts Corporation (Nouryon BV)
• Inventors: Yadav, Tapesh, Miremadi, Bijan
• Primary Examiner(s): Le, H. Thi
• Application Number:
  US10/150,140
• Publication Number:
  US 20020172826A1
• Time in Patent Office: 361 Days
• Field of Search: 428/323, 428/327, 148/514, 148/516, 429/12
• US Class Current: 148/516
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Abstract

Nanostructured non-stoichiometric materials are disclosed. Novel catalysts and their applications are discussed. More specifically, the specifications teach the use of nanotechnology and nanostructured materials for developing novel catalysts for petrochemical, polymers, plastics, specialty chemicals, environmental and pharmaceutical applications.

Claims

1. A method of preparing a useful substance from raw materials comprising:

providing a metal containing substance;

converting the metal-containing substance into a non-stoichiometric non-equilibrium crystalline nanostructured material;

processing the nanostructured material into a catalyst; and

reacting the raw materials into the useful substances in the presence of the catalyst.

2. The method of claim 1 wherein the nanostructured material comprises an oxide.

3. The method of claim 1 wherein the nanostructured material has a domain size less than 100 nm.

4. The method of claim 1 wherein the nanostructured material comprises an alloy.

5. The method of claim 1 wherein the useful substance comprises a pharmaceutical.

6. The method of claim 1 wherein the useful substance comprises a polymer.

7. The method of claim 1 wherein the useful substance comprises a petrochemical.

8. The method of claim 1 wherein the useful substance comprises hydrogen.