REACTIVE MATERIAL COMPOSITIONS, SHOT SHELLS INCLUDING REACTIVE MATERIALS, AND A METHOD OF PRODUCING SAME

• US 20070272112A1
• Filed: 03/22/2007
• Published: 11/29/2007
• Est. Priority Date: 02/23/2000
• Status: Active Grant

• Current Assignee: Northrop Grumman Systems Corporation (Northrop Grumman Corporation)
• Original Assignee: Alliant Techsystems Incorporated (Northrop Grumman Corporation)
• Inventors: Truitt, Richard, Ashcroft, Benjamin, Nielson, Daniel, Poore, Rochelle
• Granted Patent: US 7,977,420 B2
• Time in Patent Office: Days
• US Class Current: 102/473
• CPC Class Codes: C06B 27/00 Compositions containing a metal, boron, silicon, selenium or tellurium or mixtures, intercompounds or hydrides thereof, and hydrocarbons or halogenated hydrocarbons
• CPC Class Codes: C06B 33/00 Compositions containing particulate metal, alloy, boron, silicon, selenium or tellurium with at least one oxygen supplying material which is either a metal oxide or a salt, organic or inorganic, capable of yielding a metal oxide
• CPC Class Codes: C06B 45/10 the organic component containing a resin
• CPC Class Codes: F42B 12/46 for dispensing gases, vapours, powders or chemically-reactive substances F42B12/70 takes precedence
• CPC Class Codes: F42B 7/02 Cartridges, i.e. cases with propellant charge and missile

Abstract

A reactive material that includes at least one hinder and at least one fuel, at least one oxidizer, or combinations thereof; at least one metal and at least one fuel; or at least two fuels. The reactive material is used in a reactive material shot shell in which at least a portion of a slug, shot, or combinations thereof are formed from the reactive material.

Claims

1. A composition for a reactive material comprising at least one fuel and an epoxy resin selected from the group consisting of a diglycidyl ether of bisphenol A, and a diglycidyl ether of bisphenol F.

2. The composition of claim 1, wherein the at least one fuel comprises a compound selected from the group consisting of hafnium, aluminum, tungsten, zirconium, magnesium, boron, titanium, sulfur, tantalum, nickel, zinc, tin, silicon, palladium, bismuth, iron, copper, phosphorous, osmium, magnalium, and an alloy of zirconium and nickel.

3. The composition of claim 1, wherein the at least one fuel comprises tungsten, zirconium, nickel, aluminum, tantalum, hafnium, or combinations thereof.

4. The composition of claim 1, further comprising at least one inorganic oxidizer selected from the group consisting of cupric oxide, bismuth oxide, and potassium perchlorate.

5. The composition of claim 1, further comprising glass powder or glass fibers.

6. The composition of claim 1, further comprising a terpolymer of tetrafluoroethylene, hexafluoropropylene, and vinylidene fluoride.

7. The composition of claim 1, wherein the reactive material comprises tungsten, zirconium, a diglycidyl ether of bisphlenol A, potassium perchlorate, and glass powder.

8. A composition for a reactive material, comprising;

at least one terpolymer of tetrafluoroethylene, hexafluoropropylene, and vinylidene fluoride and osmium.

9. A composition for a reactive material comprising at least one fuel and a fluorinated polymer of perfluoropolyether.

10. The composition of claim 9, wherein the at least one fuel comprises a compound selected from the group consisting of hafnium, aluminum, tungsten, zirconium, magnesium, boron, titanium, sulfur, tantalum, nickel, zinc, tin, silicon, palladium, bismuth, iron, copper, phosphorous, osmium, magnalium, and an alloy of zirconium and nickel.

11. The composition of claim 10, wherein the reactive material comprises tantalum and a fluorinated polymer of perfluoropolyether.

12. A composition for a reactive material comprising at least one fuel and perfluorosuccinyl polyether di-alcohol.

13. The composition of claim 12, wherein the at least one fuel comprises a compound selected from the group consisting of hafnium, aluminum, tungsten, zirconium, magnesium, boron, titanium, sulfur, tantalum, nickel, zinc, tin, silicon, palladium, bismuth, iron, copper, phosphorous, osmium, magnalium, and an alloy of zirconium and nickel.

14. The composition of claim 12, wherein the at least one fuel comprises zirconium, aluminum, nickel, hafnium, tungsten, or combinations thereof.

15. The composition of claim 12, further comprising at least one inorganic oxidizer selected from the group consisting of cupric oxide and potassium perchlorate.

16. The composition of claim 12, wherein the reactive material comprises aluminum, cupric oxide, and perfluorosuccinyl polyether di-alcohol.

17. The composition of claim 12, wherein the reactive material comprises zirconium, cupric oxide, and perfluorosuccinyl polyether di-alcohol.

18. The composition of claim 12, wherein the reactive material comprises nickel, cupric oxide, and perfluorosuccinyl polyether di-alcohol.

19. The composition of claim 12, wherein the reactive material comprises hafnium and perfluorosuccinyl polyether di-alcohol.

20. The composition of claim 19, further comprising aluminum.

21. The composition of claim 19, further comprising potassium perchlorate.

22. The composition of claim 12, wherein the reactive material comprises zirconium and perfluorosuccinyl polyether di-alcohol.

23. The composition of claim 12, wherein the reactive material comprises tungsten, zirconium, potassium perchlorate, and perfluorosuccinyl polyether di-alcohol.

24. A composition for a reactive material consisting of at least one fuel selected from the group consisting of tantalum and iron and at least one oxidizer selected from the group consisting of potassium perchlorate, tungsten trioxide, tungsten dioxide, and iron oxide.

25. The composition of claim 24, wherein the reactive material consists of tantalum and tungsten trioxide.

26. The composition of claim 24, wherein the reactive material consists of tantalum and tungsten dioxide.

27. The composition of claim 24, wherein the reactive material consists of tantalum and iron oxide.

28. The composition of claim 24, wherein the reactive material consists of iron and potassium perchlorate.

29. A composition for a reactive material consisting essentially of at least two fuels selected from the group consisting of zirconium, aluminum, titanium, nickel, copper, tungsten, and iron.

30. The composition of claim 29, wherein the reactive material consists of zirconium and nickel.

31. The composition of claim 29, wherein the reactive material consists of aluminum and titanium.

32. The composition of claim 29, wherein the reactive material consists of aluminum, titanium, and tungsten.

33. The composition of claim 29, wherein the reactive material consists of copper and titanium.

34. The composition of claim 29, wherein the reactive material consists of aluminum and iron.

35. A shot shell comprising a case and at least one of the following components received at least partially within the case:

a slug and shot, wherein at least a portion of at least one of the slug and the shot is formed from a reactive material and wherein the reactive material comprises reactive material components from at least two of the following three component categories;

at least one fuel;

at least one oxidizer; and

at least one binder.

36. The shot shell of claim 35, wherein the slug comprises the reactive material or a combination of the reactive material and a metal material.

37. The shot shell of claim 35, wherein the shot comprises the reactive material or a combination of the reactive material and the metal material.

38. The shot shell of claim 35, wherein the shot comprises the metal material embedded in the slug formed from the reactive material.

39. The shot shell of claim 35, wherein the reactive material comprises at least one binder and at least one fuel, at least one oxidizer, or combinations thereof.

40. The shot shell of claim 35, wherein the reactive material comprises at least one fuel and at least one oxidizer.

41. The shot shell of claim 35, wherein the reactive material comprises at least two fuels.

42. The shot shell of claim 35, wherein the at least one binder comprises polytetrafluoroethylene, a thermoplastic terpolymer of tetrafluoroethylene, hexafluoropropylene, and vinylidene fluoride, a copolymer of vinylidenefluoride-hexafluoropropylene, perfluorosuccinyl polyether di-alcohol, silicone, a fluorinated polymer of perfluoropolyether, a fusible metal alloy comprising 57% bismuth, 26% indium, and 17% tin, a diglycidyl ether of bisphenol F, a diglycidyl ether of bisphlenol A, or combinations thereof.

43. The shot shell of claim 35, wherein the at least one fuel is a compound selected from the group consisting of hafnium, aluminum, tungsten, zirconium, magnesium, boron, titanium, sulfur, tantalum, nickel, zinc, tin, silicon, palladium, bismuth, iron, copper, phosphorous, osmium, magnalium, and an alloy of zirconium and nickel.

44. The shot shell of claim 35, wherein the at least one oxidizer is a compound selected from the group consisting of ammonium perchlorate, potassium perchlorate, potassium nitrate, cupric oxide, iron oxide, tungsten dioxide, tungsten trioxide, hafnium oxide, bismuth trioxide, and molybdenum trioxide.

45. The shot shell of claim 35, wherein the metal material comprises steel, tungsten, lead, copper, nickel, tin, or combinations thereof.

46. The shot shell of claim 35, wherein the reactive material comprises polytetrafluoroethylene and aluminum, tungsten, tantalum, nickel, or combinations thereof.

47. The shot shell of claim 35, wherein the reactive material comprises at least one thermoplastic terpolymer of tetrafluoroethylene, hexafluoropropylene, and vinylidene fluoride and aluminum, tungsten, tantalum, nickel, hafnium, zirconium, titanium, boron, silicon, osmium, a zirconium/nickel alloy, or combinations thereof.

48. The shot shell of claim 47, wherein the reactive material further comprises an oxidizer selected from the group consisting of cupric oxide, potassium perchlorate, molybdenum trioxide, tungsten trioxide, iron oxide, hafnium oxide, and combinations thereof.

49. The shot shell of claim 35, wherein the reactive material comprises tungsten, tantalum, nickel, hafnium, aluminum, zirconium, or combinations thereof and a diglycidyl ether of bisphenol A, a diglycidyl ether of bisphenol F, or combinations thereof.

50. The shot shell of claim 35, wherein the reactive material comprises potassium perchlorate and a fusible metal alloy comprising 57% bismuth, 26% indium, and 17% tin.

51. The shot shell of claim 35, wherein the reactive material comprises tantalum and a fluorinated polymer of perfluoropolyether.

52. The shot shell of claim 35, wherein the reactive material comprises at least one fuel and perfluorosuccinyl polyether di-alcohol.

53. The shot shell of claim 52, wherein the at least one fuel comprises a compound selected from the group consisting of hafnium, aluminum, tungsten zirconium, magnesium, boron, titanium, sulfur, tantalum, nickel, zinc, tin, silicon, palladium, bismuth, iron, copper, phosphorous, osmium, magnalium, and an alloy of zirconium and nickel.

54. The shot shell of claim 52, wherein the at least one fuel comprises zirconium, aluminum, nickel, hafnium, tungsten, or combinations thereof

55. The shot shell of claim 54, further comprising at least one inorganic oxidizer selected from the group consisting of cupric oxide and potassium perchlorate.

56. The shot shell of claim 52, wherein the reactive material comprises aluminum, cupric oxide, and perfluorosuccinyl polyether di-alcohol.

57. The shot shell of claim 52, wherein the reactive material comprises zirconium, cupric oxide, and perfluorosuccinyl polyether di-alcohol.

58. The shot shell of claim 52, wherein the reactive material comprises nickel, cupric oxide, and perfluorosuccinyl polyether di-alcohol.

59. The shot shell of claim 52, wherein the reactive material comprises hafnium and perfluorosuccinyl polyether di-alcohol.

60. The shot shell of claim 59, wherein the reactive material further comprises aluminum.

61. The shot shell of claim 59, wherein the reactive material further comprises potassium perchlorate.

62. The shot shell of claim 52, wherein the reactive material comprises zirconium and perfluorosuccinyl polyether di-alcohol.

63. The shot shell of claim 52, wherein the reactive material comprises tungsten, zirconium, potassium perchlorate, and perfluorosuccinyl polyether di-alcohol.

64. The shot shell of claim 35, wherein the reactive material consisting essentially of tantalum or iron and an oxidizer selected from the group consisting of potassium perchlorate, tungsten trioxide, tungsten dioxide, iron oxide, or combinations thereof

65. The shot shell of claim 64, wherein the reactive material consists of tantalum and tungsten trioxide.

66. The shot shell of claim 64, wherein the reactive material consists of tantalum and tungsten dioxide.

67. The shot shell of claim 64, wherein the reactive material consists of tantalum and iron oxide.

68. The shot shell of claim 64, wherein the reactive material consists of iron and potassium perchlorate.

69. The shot shell of claim 35, wherein the reactive material consists essentially of at least two fuels selected from the group consisting of zirconium, aluminum, titanium, nickel, copper, tungsten, and iron.

70. The shot shell of claim 69, wherein the reactive material consists of zirconium and nickel.

71. The shot shell of claim 69, wherein the reactive material consists of aluminum and titanium.

72. The shot shell of claim 69, wherein the reactive material consists of aluminum, tungsten, and titanium.

73. The shot shell of claim 69, wherein the reactive material consists of copper and titanium.

74. The shot shell of claim 69, wherein the reactive material consists of aluminum and iron.

75. A method of producing a shot shell, comprising:

producing a reactive material comprising reactive material components from at least two of the following three component categories;

at least one fuel;

at least one oxidizer; and

at least one binder;

forming the reactive material into at least a portion of at least one of a slug and shot.

76. The method of claim 75, further comprising loading the at least one of a slug and shot at least partially into a case.