Electrostatic charge dissipation compositions including energetic particles

• US 7,951,248 B1
• Filed: 09/23/2008
• Issued: 05/31/2011
• Est. Priority Date: 03/17/2003
• Status: Expired due to Fees

• Current Assignee: The United States of America As Represented By The Secretary of Agriculture
• Original Assignee: the united states of america as represented by the secretary of the navy
• Inventors: Fallis, Stephen, Irvin, Jennifer A.
• Primary Examiner(s): KOSLOW, CAROL M
• Application Number:
  US12/235,998
• Time in Patent Office: 980 Days
• Field of Search: 149/19.1, 149/19.9, 149/19.92
• US Class Current: 149/19.1
• CPC Class Codes: C06B 23/009 Wetting agents, hydrophobing agents, dehydrating agents, antistatic additives, viscosity improvers, antiagglomerating agents, grinding agents and other additives for working up
• CPC Class Codes: C06B 45/10 the organic component containing a resin
• CPC Class Codes: C06B 45/18 comprising a coated component particles dispersed in a matrix C06B45/04; coated explosive charges F42B

Abstract

An electrostatic charge dissipation composition having at least one energetic particle component and at least one oxidized electrically active polymer deposited on the energetic component. In another embodiment, the electrostatic charge dissipation composition includes at least one energetic particle component, at least one non-conducting polymer binder, and at least one oxidized electrically active polymer deposited on the energetic/binder composition.

Claims

1. An electrostatic charge dissipation composition, comprising:

at least one energetic particle defining a particle surface;

said at least one energetic particle consisting essentially of hexanitrohexaazaisowurtzitane;

a binder component disposed on said particle surface to form a first coated at least one energetic particle;

a conducting polymer disposed on said first coated at least one energetic particle to form a second coated at least one energetic particle; and

said second coated at least one energetic particle sufficiently conductive to reduce sensitivity to electrostatic initiation.

2. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by cyclotetramethylene tetranitramine.

3. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by cyclotrimethylenetrinitramine.

4. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by tetrazine.

5. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by diazodinitrophenol.

6. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by silver azide.

7. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by mercury fulminate.

8. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by lead styphnate.

9. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by lead azide.

10. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by ammonium perchlorate.

11. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by ammonium dinitramide.

12. The electrostatic charge dissipation composition of claim 1, wherein hexanitrohexaazaisowurtzitane is replaced by ammonium nitrate.

13. The electrostatic charge dissipation composition of claim 1, wherein said binder is poly(lauryl methacrylate).

14. The electrostatic charge dissipation composition of claim 1, wherein said binder is poly(ethyl acrylate).

18. The electrostatic charge dissipation composition of claim 1, wherein said binder is polyvinyl chloride.

15. An electrostatic charge dissipation composition, comprising:

at least one energetic particle defining a particle surface;

said at least one energetic particle consisting essentially of hexanitrohexaazaisowurtzitane;

a binder component disposed on said particle surface to form a first coated at least one energetic particle, wherein said binder is gylcidyl azide polymer;

a conducting polymer disposed on said first coated at least one energetic particle to form a second coated at least one energetic particle; and

said second coated at least one energetic particle sufficiently conductive to reduce sensitivity to electrostatic initiation.

16. An electrostatic charge dissipation composition, comprising:

at least one energetic particle defining a particle surface;

said at least one energetic particle consisting essentially of hexanitrohexaazaisowurtzitane;

a binder component disposed on said particle surface to form a first coated at least one energetic particle, wherein said binder is poly gylcidyl nitrate;

a conducting polymer disposed on said first coated at least one energetic particle to form a second coated at least one energetic particle; and

said second coated at least one energetic particle sufficiently conductive to reduce sensitivity to electrostatic initiation.

17. An electrostatic charge dissipation composition, comprising:

at least one energetic particle defining a particle surface;

said at least one energetic particle consisting essentially of hexanitrohexaazaisowurtzitane;

a binder component disposed on said particle surface to form a first coated at least one energetic particle, wherein said binder is cellulose acetate;

a conducting polymer disposed on said first coated at least one energetic particle to form a second coated at least one energetic particle; and

said second coated at least one energetic particle sufficiently conductive to reduce sensitivity to electrostatic initiation.