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US3629020A Expired / Lapsed US ⏱️ 0.0 years remaining

Castable fluorocarbon composite propellants

Assignee: United States Department of the Navy
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Filing: 1964-10-09
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Granted: 1971-12-21
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Expires: 1984-10-09
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Abstract

Abstract 1. A propellant composition comprising A FLUOROCARBON BINDER; A METAL FUEL; AND AN INORGANIC OXIDIZER; SAID BINDER COMPRISING A FLUOROCARBON MONOMER SELECTED FROM THE GROUP CONSISTING OF 1H, 1H, 9H-Hexadecafluoro-1nonanomethacylate, 1H, 1H, 7H-Dodecafluoro-1-heptanoacrylate, 1H, 1H, 5H-Octafluoro-1-pentanoacrylate, and mixtures thereof; a plasticizer selected from the group consisting of triethylene glycol dinitrate, pentaerythritol trinitrate, trimethylol ethane trinitrate, diethylene glycol dinitrate, butanediol dinitrate, a copolymer of vinylidene fluoride and perfluoropropylene, bis(2fluoro-2,2-dinitroethyl)formal and mixtures thereof; a crosslinking agent selected from the group consisting of triallylcyanurate and divinyl benzene; and a free radical catalyst selected from the group consisting of azo-bisisobutyronitrile, benzoyl peroxide, dichlorobenzoyl peroxide, and methylethylketone peroxide; SAID FUEL BEING A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, BERYLLIUM, AND ZIRCONIUM; AND SAID OXIDIZER SELECTED FROM A GROUP CONSISTING OF AMMONIUM PERCHLORATE, SODIUM PERCHLORATE, POTASSIUM PERCHLORATE, SODIUM NITRATE, POTASSIUM NITRATE AND BARIUM NITRATE.

Inventors

  • 👤 Martin H Kaufman
  • 👤 John D O'drobinak

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 02:13
CPC Classifications
C; C06; C06B; C06B45/00; C06B45/04; C06B45/06; C06B45/10

Claims Analysis

Total Claims: 16
Claim 1
Independent Claim 137 words
APROPELLANT COMPOSITION COMPRISING A FLUOROCARBON BINDER; A METAL FUEL; AND AN INORGANIC OXIDIZER; SAID BINDER COMPRISING A FLUOROCARBON MONOMER SELECTED FROM THE GROUP CONSISTING OF 1H, 1H, 9H-HEXADECAFLUORO-1MONANOMETHACYLATE, 1H, 7H-DODECARFLUORO-1-HEPTANOACRYLATE, 1H, 1H, 5H-OCTAFLLUORO-1-PENTANOACRYLATE, AND MIXTURES THEREOF; A PLASTICIZER SELECTED FROM THE GROUP CONSISTING OF TRIETHYLENE GLYCOL DINITRATE, PENTAERYTHRITOL TRINITRATE, TRIMETHYLOL ETHANE TRINITRATE, DIETHYLENE GLYCOL DINITRATE, BUTANEDIO DINITRATE, A COPOLYMER OF VINYLIDENE FLUORIDE AND PERFLUOROPROPYLENE, BIS(2-FLUORO-2,2DINITROETHYL)FORMAL AND MIXTURES THEREOF; A CROSS-LINKING AGENT SELECTED FROM THE GROUP CONSISTING OF TRAIALLYLCYANURATE AND DIVINYL BENZENE; AND A FREE RADICAL CATALYST SELECTED FROM THE GROUP CONSISTING OF AZO-BISISOBUTYROO-NITRILE, BENZOYL PEROXIDE, DISCHLOROBENZOYL PEROXIDE, AND METHYLETHYLKETONE PEROXIDE; SAID FUEL BEING A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, BERYLLIUM, AND ZIRCONIUM; AND SAID OXIDIZER SELECTED FROM A GROUP CONSISTING OF AMMONIUM PERCHLORATE, SODIUM PERCHLORATE, POTASSIUM PERCHLORATE, SODIUM NITRAE, POTASSIUM NITRATE AND BARIUM NITRATE.
Claim 2
Dependent Claim 137 words
APROPELLANT COMPOSITION COMPRISING A FLUOROCARBON BINDER; A METAL FUEL; AND AN INORGANIC OXIDIZER; SAID BINDER COMPRISING A FLUOROCARBON MONOMER SELECTED FROM THE GROUP CONSISTING OF 1H, 1H, 9H-HEXADECAFLUORO-1MONANOMETHACYLATE, 1H, 7H-DODECARFLUORO-1-HEPTANOACRYLATE, 1H, 1H, 5H-OCTAFLLUORO-1-PENTANOACRYLATE, AND MIXTURES THEREOF; A PLASTICIZER SELECTED FROM THE GROUP CONSISTING OF TRIETHYLENE GLYCOL DINITRATE, PENTAERYTHRITOL TRINITRATE, TRIMETHYLOL ETHANE TRINITRATE, DIETHYLENE GLYCOL DINITRATE, BUTANEDIO DINITRATE, A COPOLYMER OF VINYLIDENE FLUORIDE AND PERFLUOROPROPYLENE, BIS(2-FLUORO-2,2DINITROETHYL)FORMAL AND MIXTURES THEREOF; A CROSS-LINKING AGENT SELECTED FROM THE GROUP CONSISTING OF TRAIALLYLCYANURATE AND DIVINYL BENZENE; AND A FREE RADICAL CATALYST SELECTED FROM THE GROUP CONSISTING OF AZO-BISISOBUTYROO-NITRILE, BENZOYL PEROXIDE, DISCHLOROBENZOYL PEROXIDE, AND METHYLETHYLKETONE PEROXIDE; SAID FUEL BEING A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, BERYLLIUM, AND ZIRCONIUM; AND SAID OXIDIZER SELECTED FROM A GROUP CONSISTING OF AMMONIUM PERCHLORATE, SODIUM PERCHLORATE, POTASSIUM PERCHLORATE, SODIUM NITRAE, POTASSIUM NITRATE AND BARIUM NITRATE.
Claim 3
Dependent Claim 43 words
A propellant composition comprising the following ingredients: Ingredients Percent by weight Binder 23 Aluminum 18 Ammonium perchlorate 59; said binder consisting essentially of the following: 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate 66% 1H, 1H, 5H-Octafluoro-1-pentanoacrylate 21.85% Copolymer of vinylidene fluorideand perfluoropropylene and 12% Benzoyl peroxide 0.15%.
Claim 4
Dependent Claim 43 words
A propellant composition comprising the following ingredients: Ingredients Percent by weight Binder 23 Aluminum 18 Ammonium perchlorate 59; said binder consisting essentially of the following: 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate 66% 1H, 1H, 5H-Octafluoro-1-pentanoacrylate 21.85% Copolymer of vinylidene fluorideand perfluoropropylene and 12% Benzoyl peroxide 0.15%.
Claim 5
Dependent Claim 50 words
A propellant composition consisting essentially of the following: Ingredients Percent by weight Binder 22 Aluminum 20 Ammonium perchlorate 58; said binder consisting essentially of the following: 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate 53.25% 1H, 1H, 5H-Octafluoro-1-pentanoacrylate 17.50% Copolymer of vinylidene fluoride and perfluoropropylene 12% Trimethylol ethane trinitrate 15% Triallylcyanurate 2% Benzoyl peroxide 0.25%.
Claim 6
Dependent Claim 50 words
A propellant composition consisting essentially of the following: Ingredients Percent by weight Binder 22 Aluminum 20 Ammonium perchlorate 58; said binder consisting essentially of the following: 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate 53.25% 1H, 1H, 5H-Octafluoro-1-pentanoacrylate 17.50% Copolymer of vinylidene fluoride and perfluoropropylene 12% Trimethylol ethane trinitrate 15% Triallylcyanurate 2% Benzoyl peroxide 0.25%.
Claim 7
Dependent Claim 108 words
A propellant composition comprising the following ingredients: Ingredients Percent by weight Binder 20-22 Metal fuel 16-20 Oxidizer 60-62 said binder comprising a fluorocarbon monomer selected from the group consisting of 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate, 1H, 1H, 7H-Dodecafluoro-1-heptanoacrylate, 1H, 1H, 5H-Octafluoro-1-pentanoacrylate, and mixtures thereof; a vinyl monomer selected from the group consisting of acrylic acid, acrylonitrile, vinylacetate, dinitropropylacrylate and styrene; a plasticizer selected from the group consisting of triethylene glycol dinitrate, pentaerythritol trinitrate, trimethylol ethane trinitrate, diethylene glycol dinitrate, butanediol dinitrate, a copoLymer of vinylidene fluoride and perfluoropropylene, bis(2-fluoro-2,2-dinitroethyl)formal and mixtures thereof; a free radical catalyst selected from the group consisting of azo-bisiso-butyronitrile, benzoyl peroxide, dichlorobenzoyl peroxide, and methylethylketone peroxide.
Claim 8
Dependent Claim 108 words
A propellant composition comprising the following ingredients: Ingredients Percent by weight Binder 20-22 Metal fuel 16-20 Oxidizer 60-62 said binder comprising a fluorocarbon monomer selected from the group consisting of 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate, 1H, 1H, 7H-Dodecafluoro-1-heptanoacrylate, 1H, 1H, 5H-Octafluoro-1-pentanoacrylate, and mixtures thereof; a vinyl monomer selected from the group consisting of acrylic acid, acrylonitrile, vinylacetate, dinitropropylacrylate and styrene; a plasticizer selected from the group consisting of triethylene glycol dinitrate, pentaerythritol trinitrate, trimethylol ethane trinitrate, diethylene glycol dinitrate, butanediol dinitrate, a copoLymer of vinylidene fluoride and perfluoropropylene, bis(2-fluoro-2,2-dinitroethyl)formal and mixtures thereof; a free radical catalyst selected from the group consisting of azo-bisiso-butyronitrile, benzoyl peroxide, dichlorobenzoyl peroxide, and methylethylketone peroxide.
Claim 9
Dependent Claim 42 words
A propellant composition comprising the following: Ingredients Percent by weight Binder 20 Aluminum 20 Ammonium perchlorate 60; said binder consisting essentially of 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate 65% 1H, 1H, 5H-Octafluoro-1-pentanoacrylate 19.95% Copolymer of vinylidene fluoride and perfluoropropylene 10% Styrene 5% Benzoyl peroxide 0.05%.
Claim 10
Dependent Claim 42 words
A propellant composition comprising the following: Ingredients Percent by weight Binder 20 Aluminum 20 Ammonium perchlorate 60; said binder consisting essentially of 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate 65% 1H, 1H, 5H-Octafluoro-1-pentanoacrylate 19.95% Copolymer of vinylidene fluoride and perfluoropropylene 10% Styrene 5% Benzoyl peroxide 0.05%.
Claim 11
Dependent Claim 48 words
A propellant composition comprising the following: Ingredients Percent by weight Binder 22 Beryllium 16 Ammonium perchlorate 62; said binder consisting essentially of 65 percent 1H, 1H, 9H-Hexadecafluoro-1-nonanomethaerylate, 19.95 percent 1H, 1H, 5H-Octafluoro-1-pentanoacrylate, 10 percent Copolymer of vinylidene fluoride and perfluoropropylene, 5 percent Styrene and 0.05 percent Benzoyl peroxide.
Claim 12
Dependent Claim 48 words
A propellant composition comprising the following: Ingredients Percent by weight Binder 22 Beryllium 16 Ammonium perchlorate 62; said binder consisting essentially of 65 percent 1H, 1H, 9H-Hexadecafluoro-1-nonanomethaerylate, 19.95 percent 1H, 1H, 5H-Octafluoro-1-pentanoacrylate, 10 percent Copolymer of vinylidene fluoride and perfluoropropylene, 5 percent Styrene and 0.05 percent Benzoyl peroxide.
Claim 13
Dependent Claim 47 words
A propellant composition comprising the following: Ingredients Percent by weight Binder 20 Aluminum 20 Ammonium perchlorate 60 said binder consisting essentially of 65 percent 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate, 29.5 percent 1H, 1H, 5H-Octafluoro-1-pentanoacrylate, 0.30 percent Triallylcyanurate, 0.10 percent Perfluoroactanoic acid, 5.0 percent Acrylonitrile, and 0.11 percent Benzoyl peroxide.
Claim 14
Dependent Claim 47 words
A propellant composition comprising the following: Ingredients Percent by weight Binder 20 Aluminum 20 Ammonium perchlorate 60 said binder consisting essentially of 65 percent 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate, 29.5 percent 1H, 1H, 5H-Octafluoro-1-pentanoacrylate, 0.30 percent Triallylcyanurate, 0.10 percent Perfluoroactanoic acid, 5.0 percent Acrylonitrile, and 0.11 percent Benzoyl peroxide.
Claim 15
Dependent Claim 46 words
A propellant composition comprising the following ingredients: Ingredients Percent by weight Binder 21 Zirconium 45 Ammonium perchlorate 34 said binder consisting essentially of 66 percent 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate, 21.85 percent 1H, 1H, 5H-Octafluoro-1-pentanoacrylate, 12 percent Copolymer of vinylidene fluoride and perfluoropropylene, and 0.15 percent Benzoyl peroxide.
Claim 16
Dependent Claim 46 words
A propellant composition comprising the following ingredients: Ingredients Percent by weight Binder 21 Zirconium 45 Ammonium perchlorate 34 said binder consisting essentially of 66 percent 1H, 1H, 9H-Hexadecafluoro-1-nonanomethacrylate, 21.85 percent 1H, 1H, 5H-Octafluoro-1-pentanoacrylate, 12 percent Copolymer of vinylidene fluoride and perfluoropropylene, and 0.15 percent Benzoyl peroxide.

References Cited (Backward Citations)

US3203171A Cited
US3235421A Cited
US3255059A Cited
US3235422A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-12-20 1975-06-21 1975-12-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-12-20 1979-06-21 1979-12-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-12-20 1983-06-21 1983-12-21 $7700.00 Window Closed / Lapsed

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