WO2016120605A1 - Matériaux réactifs - Google Patents

Matériaux réactifs Download PDF

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Publication number
WO2016120605A1
WO2016120605A1 PCT/GB2016/050161 GB2016050161W WO2016120605A1 WO 2016120605 A1 WO2016120605 A1 WO 2016120605A1 GB 2016050161 W GB2016050161 W GB 2016050161W WO 2016120605 A1 WO2016120605 A1 WO 2016120605A1
Authority
WO
WIPO (PCT)
Prior art keywords
present
range
composition according
group
composition
Prior art date
Application number
PCT/GB2016/050161
Other languages
English (en)
Inventor
Dennis Joseph FLYNN
Eric John KENNETT
Original Assignee
Bae Systems Plc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bae Systems Plc filed Critical Bae Systems Plc
Priority to EP16702765.5A priority Critical patent/EP3250539B1/fr
Priority to AU2016211060A priority patent/AU2016211060B2/en
Priority to CA2974264A priority patent/CA2974264A1/fr
Priority to US15/545,570 priority patent/US20170355647A1/en
Publication of WO2016120605A1 publication Critical patent/WO2016120605A1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B33/00—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
    • C06B33/02—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 with an organic non-explosive or an organic non-thermic component
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B33/00—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
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B27/00—Compositions containing a metal, boron, silicon, selenium or tellurium or mixtures, intercompounds or hydrides thereof, and hydrocarbons or halogenated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B43/00—Compositions characterised by explosive or thermic constituents not provided for in groups C06B25/00 - C06B41/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B12/00—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
    • F42B12/02—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect
    • F42B12/36—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materials; for producing chemical or physical reaction; for signalling ; for transmitting information
    • F42B12/44—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materials; for producing chemical or physical reaction; for signalling ; for transmitting information of incendiary type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B12/00—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
    • F42B12/72—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B12/00—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
    • F42B12/72—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material
    • F42B12/76—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the material of the casing

Definitions

  • the invention relates to high density reactive materials, preferably materials with a high density and exothermic output.
  • High Density reactive materials are a new emerging class of materials http://en.wikipedia.org/wiki/Reactive_materials, which have higher densities than conventional reactive materials such that they may provide enhanced performance with mechanical properties suitable for application in a broad range of weapon systems. This includes potential for effective transfer of Kinetic Energy in impact penetrators, fragments and other systems, whilst offering an additional advantage of providing a further exothermic output under explosive loading or following High Velocity impact.
  • a high density reactive material composition comprising,
  • At least one oxidiser or alloying element present in the range of from 5 to 55%wt
  • B) is at least one oxidiser.
  • the at least one oxidiser may preferably present in the range of from 35 to 55%wt.
  • the at least one oxidiser may be a metal salt, such as, for example, oxides, nitrates, perchlorates, permanganates, peroxides, chlorates.
  • a metal salt such as, for example, oxides, nitrates, perchlorates, permanganates, peroxides, chlorates.
  • a high density metal salt such as for example, metal oxides, for example CuO.
  • the reagent B) when selected from an alloying element may be selected from any non-group 4 metal, metalloid, that undergoes an exothermic alloying reaction with group 4 metals, preferably carbon or boron.
  • the boron may be present in an amount 5 to 20%wt, preferably 10%wt.
  • the reagent A) group 4 metals are group 4, d-block (transition metals) such as titanium, zirconium, and hafnium. These metals offer high densities, and the specific selection of two different group 4 options offers a chance to target specific density ranges for the final composition whilst retaining similar reactivity.
  • At least one of the group 4 metals is hafnium.
  • the hafnium is present in the range of from 15 to 30%wt.
  • the group 4 metals may offer a range of morphologies - comprising nano, sub micron, or micron sized particulates.
  • the at least two group 4 metals may be selected to maximise mixing capability to promote uniformity of distribution (these may be substantially the same size, or targeted different size ranges to achieve a specific multimodal distribution, such as a bimodal distribution.
  • the reagent B may be selected from nano, sub micron, or micron sized particulates, such that upon intimate mixing with group 4 metals, may support/provide a homogenous mixture.
  • the particulate size of the group 4 metals and reagent B materials may be selected to provide multimodal distributions.
  • the reagent C) binder may be selected from at least one fluoroelastomer binder.
  • the fluoroelastomer binder may be selected from a range of materials such as for example hexafluoropropylene, vinylidene fluoride, terpolymers of tetrafluoroethylene, vinylidene fluoride and hexafluoropropylene (HFP), perfluoromethylvinylether, THV 220, and PTFE, preferably a Viton, more preferably Viton A.
  • the reagent C) binder may preferably be present in the in the range of from 3 to 7%wt, preferably 5%wt.
  • a munition comprising a portion of the consolidated composition as defined herein.
  • the portion of the munition may comprise all, substantially all or part of a munition.
  • the munition may such as for example be a direct fire or indirect fire munition.
  • the munition may be kinetic energy or chemical energy munition or a combination thereof, such as, for example a projectile, shell, casing, shaped charge liner, preformed fragments or mortar.
  • the munition may be a kinetic energy projectile such as for example, such as a round, from a small calibre ordnance, a medium calibre projectile such as, for example calibres of 30- 40mm and above, penetrator rods or flechettes.
  • the projectile may comprise or contain only a monolithic projectile of consolidated composition as defined herein.
  • Certain medium calibre projectiles typically comprise a high explosive, the use of a projectile (small or medium calibre) comprising or containing only a consolidated composition according to the invention may provide an insensitive munition.
  • the munition may be a gun launched shell, such as for example, 105mm or 155mm, wherein part, substantially all or all of the shell casing is a composition as defined herein.
  • the composition may be prepared to form pre formed fragments which are further consolidated to form a shell casing.
  • a munition subjected to a high set back force such as a gun launched munition, preferably there is a higher percentage weight of fluorelastomer binder.
  • the munition may comprise at least one layer deposed thereon of the composition as defined herein.
  • the casing of the munition may be subjected to prompt break up, ignition and burn to enhance blast effectiveness.
  • the particulates of the composition may not be consolidated and may be available as agglomerates/clumps, and may be ignited as such, and undergo ignition and continue to burn in flight. This may offer enhancement to blast and after burn or Kinetic Energy transfer to targets at range.
  • composition either solid or agglomerates may be ejected, or projected , in such a manner to retain physical form/mass and associated Kinetic Energy allowing reaction on impact with targets at a specific thresh-hold impact velocity causing shock reaction and ignition of the material on the surface or within the target structure.
  • a method of preparing a high density reactive material as defined herein such as for example, dead load pressing, isostatic pressing, hot sintering, to provide a composition which may be consolidated to form a structural casing or projectile.
  • Table 1 provides a number of examples where the composition comprises a group 4 metal present in the range of from 45 to 95%wt.
  • the materials are sintered, preferably using both elevated temperatures and pressure with the a binder and optional pressing aids to facilitate consolidation.
  • Reagent A Reagent B
  • Reagent C Reagent A
  • Table 2 above provides preferred examples of compositions, wherein at least two different group 4 metals are selected.
  • the group 4 metals may be encapsulated or a passivation layer, or sacrificial layer to prevent reaction with air, moisture or unwanted reactions with the other reagents, until activated in the designed mode of use.
  • the group 4 metals may be encapsulated with at least one inert material, to prevent reaction with moisture or air.
  • a binder preferably a fluoroelastomer.
  • the coating/microencapsulation of the group 4 metal may prevent combustion in air during the sintering process.
  • a high density reactive material composition comprising, at least one group 4 metal, present in the range of from 45 to 90%wt at least one oxidiser or alloying element, present in the range of from 5 to 55%wt a binder present in the range of 1 -10%wt. wherein said reagents and optional pressing aids are present in substantially 100%wt, wherein said consolidated composition provides an effective density by weight fraction of greater than 5.40.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Powder Metallurgy (AREA)

Abstract

L'invention se rapporte à des matériaux réactifs à haute densité, de préférence des matériaux à haute densité et dotés d'une sortie exothermique. L'invention se rapporte à un matériau réactif à haute densité comprenant A) au moins deux des métaux du groupe 4 distincts, présents dans la plage de 40 à 90 % en poids B) au moins un oxydant ou un métal d'alliage, présent dans la plage allant de 5 à 55 % en poids C) un liant présent dans la plage de 1 à 10 % en poids, lesdits réactifs et auxiliaires de pressage éventuels étant présents dans sensiblement 100 % en poids.
PCT/GB2016/050161 2015-01-27 2016-01-26 Matériaux réactifs WO2016120605A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP16702765.5A EP3250539B1 (fr) 2015-01-27 2016-01-26 Matériaux réactifs
AU2016211060A AU2016211060B2 (en) 2015-01-27 2016-01-26 Reactive materials
CA2974264A CA2974264A1 (fr) 2015-01-27 2016-01-26 Matieres reactives a haute densite
US15/545,570 US20170355647A1 (en) 2015-01-27 2016-01-26 Reactive materials

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1501336.0 2015-01-27
GB1501336.0A GB2534573A (en) 2015-01-27 2015-01-27 Reactive materials

Publications (1)

Publication Number Publication Date
WO2016120605A1 true WO2016120605A1 (fr) 2016-08-04

Family

ID=52673995

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2016/050161 WO2016120605A1 (fr) 2015-01-27 2016-01-26 Matériaux réactifs

Country Status (6)

Country Link
US (1) US20170355647A1 (fr)
EP (1) EP3250539B1 (fr)
AU (1) AU2016211060B2 (fr)
CA (1) CA2974264A1 (fr)
GB (1) GB2534573A (fr)
WO (1) WO2016120605A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10106574B2 (en) 2015-08-13 2018-10-23 Merck Sharp & Dohme Corp. Cyclic di-nucleotide compounds as sting agonists
US11453697B1 (en) 2015-08-13 2022-09-27 Merck Sharp & Dohme Llc Cyclic di-nucleotide compounds as sting agonists
US11466047B2 (en) 2017-05-12 2022-10-11 Merck Sharp & Dohme Llc Cyclic di-nucleotide compounds as sting agonists
US11685761B2 (en) 2017-12-20 2023-06-27 Merck Sharp & Dohme Llc Cyclic di-nucleotide compounds as sting agonists

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10422613B2 (en) * 2016-12-01 2019-09-24 Battelle Memorial Institute Illuminants and illumination devices

Citations (9)

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US3956038A (en) * 1973-03-15 1976-05-11 Etat Francais Process for obtaining coated pyrotechnic compositions
US4131498A (en) * 1978-01-25 1978-12-26 Teledyne Industries, Inc. Metallic sponge incendiary compositions
EP0051324A1 (fr) * 1980-10-31 1982-05-12 Werkzeugmaschinenfabrik Oerlikon-Bührle AG Masse incendiaire comprenant un combustible métallique du groupe IVA du système périodique
US4381692A (en) * 1977-05-11 1983-05-03 Quantic Industries, Inc. Method of making an incendiary munition
EP1286129A1 (fr) * 2001-08-18 2003-02-26 Rheinmetall W & M GmbH Munition incendiaire pour un projectile pénétrant stabilisé par empennage
US20030070540A1 (en) * 2000-03-21 2003-04-17 Zavitsanos Peter D. Reactive projectiles, delivery devices therefor, and methods for their use in the destruction of unexploded ordnance
EP1348683A2 (fr) * 2002-03-28 2003-10-01 Alliant Techsystems Inc. Matériaux réactives de densitée supérieure, extrudables à température basse
US20050199323A1 (en) * 2004-03-15 2005-09-15 Nielson Daniel B. Reactive material enhanced munition compositions and projectiles containing same
WO2007086830A2 (fr) * 2005-01-10 2007-08-02 Nanotechnologies, Inc. Projectiles a energie cinetique dotes de nanoparticules

Family Cites Families (5)

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Publication number Priority date Publication date Assignee Title
US6010580A (en) * 1997-09-24 2000-01-04 California Institute Of Technology Composite penetrator
US7977420B2 (en) * 2000-02-23 2011-07-12 Alliant Techsystems Inc. Reactive material compositions, shot shells including reactive materials, and a method of producing same
FR2867469A1 (fr) * 2004-03-15 2005-09-16 Alliant Techsystems Inc Compositions reactives contenant un metal, et leur procede de production
US8092623B1 (en) * 2006-01-31 2012-01-10 The United States Of America As Represented By The Secretary Of The Navy Igniter composition, and related methods and devices
DE102010053694A1 (de) * 2010-12-08 2012-06-14 Diehl Bgt Defence Gmbh & Co. Kg Pyrotechnische Scheinzielwirkmasse für Infrarotscheinziele

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3956038A (en) * 1973-03-15 1976-05-11 Etat Francais Process for obtaining coated pyrotechnic compositions
US4381692A (en) * 1977-05-11 1983-05-03 Quantic Industries, Inc. Method of making an incendiary munition
US4131498A (en) * 1978-01-25 1978-12-26 Teledyne Industries, Inc. Metallic sponge incendiary compositions
EP0051324A1 (fr) * 1980-10-31 1982-05-12 Werkzeugmaschinenfabrik Oerlikon-Bührle AG Masse incendiaire comprenant un combustible métallique du groupe IVA du système périodique
US20030070540A1 (en) * 2000-03-21 2003-04-17 Zavitsanos Peter D. Reactive projectiles, delivery devices therefor, and methods for their use in the destruction of unexploded ordnance
EP1286129A1 (fr) * 2001-08-18 2003-02-26 Rheinmetall W & M GmbH Munition incendiaire pour un projectile pénétrant stabilisé par empennage
EP1348683A2 (fr) * 2002-03-28 2003-10-01 Alliant Techsystems Inc. Matériaux réactives de densitée supérieure, extrudables à température basse
US20050199323A1 (en) * 2004-03-15 2005-09-15 Nielson Daniel B. Reactive material enhanced munition compositions and projectiles containing same
WO2007086830A2 (fr) * 2005-01-10 2007-08-02 Nanotechnologies, Inc. Projectiles a energie cinetique dotes de nanoparticules

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10106574B2 (en) 2015-08-13 2018-10-23 Merck Sharp & Dohme Corp. Cyclic di-nucleotide compounds as sting agonists
US10738074B2 (en) 2015-08-13 2020-08-11 Merck Sharp & Dohme Corp. Cyclic di-nucleotide compounds as STING agonists
US10759825B2 (en) 2015-08-13 2020-09-01 Merck Sharp & Dohme Corp. Cyclic di-nucleotide compounds as STING agonists
US10766919B2 (en) 2015-08-13 2020-09-08 Merck Sharp & Dohme Corp. Cyclic di-nucleotide compounds as sting agonists
US11453697B1 (en) 2015-08-13 2022-09-27 Merck Sharp & Dohme Llc Cyclic di-nucleotide compounds as sting agonists
US11466047B2 (en) 2017-05-12 2022-10-11 Merck Sharp & Dohme Llc Cyclic di-nucleotide compounds as sting agonists
US11685761B2 (en) 2017-12-20 2023-06-27 Merck Sharp & Dohme Llc Cyclic di-nucleotide compounds as sting agonists

Also Published As

Publication number Publication date
EP3250539A1 (fr) 2017-12-06
GB2534573A (en) 2016-08-03
CA2974264A1 (fr) 2016-08-04
AU2016211060A1 (en) 2017-08-03
GB201501336D0 (en) 2015-03-11
EP3250539B1 (fr) 2024-04-17
AU2016211060B2 (en) 2019-08-22
US20170355647A1 (en) 2017-12-14

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