Silver comprising nanoparticles and related nanotechnology

• US 20050008861A1
• Filed: 12/22/2003
• Published: 01/13/2005
• Est. Priority Date: 07/08/2003
• Status: Abandoned Application

• Current Assignee: NanoProducts Corporation (Nouryon BV)
• Original Assignee: NanoProducts Corporation (Nouryon BV)
• Inventors: Vecoven, Audrey, Yadav, Tapesh
• Application Number:
  US10/740,521
• Publication Number:
  US 20050008861A1
• Time in Patent Office: Days
• US Class Current: 428/403
• CPC Class Codes: C08K 2003/0806 Silver
• CPC Class Codes: C08K 3/08 Metals
• CPC Class Codes: Y10T 428/256 Heavy metal or aluminum or compound thereof
• CPC Class Codes: Y10T 428/2991 Coated

Abstract

Nanoparticles comprising silver and their nanotechnology-enabled applications are disclosed; doped metal oxides, silver comprising complex nanoparticle compositions, silver nanoparticles, methods of manufacture, and methods of preparation of products from silver comprising nanoparticles are presented; And anti-microbial formulations are discussed. Color photochromaticity and related applications are disclosed.

Claims

1. An anti-microbial composition comprising

silver comprising particles;

wherein at least 25% by weight of the silver comprising particles are substantially free of atomic disorder; and

wherein the silver comprising particles comprise particles with a domain size less than the nano-solvation diameter.

2. The composition of claim 1, wherein the silver comprising particles are coated particles.

3. The composition of claim 1, wherein at least 50% by weight of the silver comprising particles are substantially free of atomic disorder.

4. The composition of claim 1, wherein at least 75% by weight of the silver comprising particles are substantially free of atomic disorder.

5. The composition of claim 1, wherein at least 90% by weight of the silver comprising particles are substantially free of atomic disorder.

6. The composition of claim 1, wherein the nano-solvation diameter is less than 125 nanometers.

7. The composition of claim 1, wherein the nano-solvation diameter is less than 85 nanometers.

8. The composition of claim 1, wherein the nano-solvation diameter is less than 40 nanometers.

9. The composition of claim 1, wherein the nano-solvation diameter is less than 10 nanometers.

10. A fabric comprising the anti-microbial composition of claim 1.

11. A bandage comprising the anti-microbial composition of claim 1.

12. A leather product comprising the anti-microbial composition of claim 1.

13. A baby-care product comprising the anti-microbial composition of claim 1.

14. A consumer product comprising the anti-microbial composition of claim 1.

15. A laundry product comprising the anti-microbial composition of claim 1.

16. A cream comprising the anti-microbial composition of claim 1.

17. A resin comprising the anti-microbial composition of claim 1.

18. A coating comprising the anti-microbial composition of claim 1.

19. An adhesive comprising the anti-microbial composition of claim 1.