EP1500639A3 - Pyrotechnic material and method for manufacturing - Google Patents

Pyrotechnic material and method for manufacturing Download PDF

Info

Publication number
EP1500639A3
EP1500639A3 EP04291798A EP04291798A EP1500639A3 EP 1500639 A3 EP1500639 A3 EP 1500639A3 EP 04291798 A EP04291798 A EP 04291798A EP 04291798 A EP04291798 A EP 04291798A EP 1500639 A3 EP1500639 A3 EP 1500639A3
Authority
EP
European Patent Office
Prior art keywords
manufacturing
pyrotechnic material
substance
pyrotechnic
grains
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP04291798A
Other languages
German (de)
French (fr)
Other versions
EP1500639B1 (en
EP1500639A2 (en
Inventor
Luc Brunet
Christophe Coulouarn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nexter Munitions SA
Original Assignee
Nexter Munitions SA
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 Nexter Munitions SA filed Critical Nexter Munitions SA
Publication of EP1500639A2 publication Critical patent/EP1500639A2/en
Publication of EP1500639A3 publication Critical patent/EP1500639A3/en
Application granted granted Critical
Publication of EP1500639B1 publication Critical patent/EP1500639B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
    • C06B21/0083—Treatment of solid structures, e.g. for coating or impregnating with a modifier
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/18—Non-metallic particles coated with metal
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B45/00—Compositions or products which are defined by structure or arrangement of component of product
    • C06B45/18—Compositions or products which are defined by structure or arrangement of component of product comprising a coated component
    • C06B45/20—Compositions or products which are defined by structure or arrangement of component of product comprising a coated component the component base containing an organic explosive or an organic thermic component
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
    • C06B45/00—Compositions or products which are defined by structure or arrangement of component of product
    • C06B45/18—Compositions or products which are defined by structure or arrangement of component of product comprising a coated component
    • C06B45/30—Compositions or products which are defined by structure or arrangement of component of product comprising a coated component the component base containing an inorganic explosive or an inorganic thermic component
    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
    • C06C7/00—Non-electric detonators; Blasting caps; Primers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Air Bags (AREA)
  • Glanulating (AREA)

Abstract

L'invention a pour objet une substance pulvérulente, notamment une substance pyrotechnique, caractérisée en ce qu'elle comporte au moins un premier matériau formé de grains (2) enrobés par une couche de liant (3) incorporant des granules (4) d'un second matériau de granulométrie nanométrique.The subject of the invention is a powdery substance, in particular a pyrotechnic substance, characterized in that it comprises at least a first material formed of grains (2) coated with a layer of binder (3) incorporating granules (4) of a second material of nanometric particle size.

L'invention a également pour objet un procédé permettant de fabriquer une telle substance.

Figure imgaf001
The invention also relates to a method for manufacturing such a substance.
Figure imgaf001
EP04291798.9A 2003-07-25 2004-07-15 Pyrotechnic material and method for manufacturing Expired - Lifetime EP1500639B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0309260 2003-07-25
FR0309260A FR2857963B1 (en) 2003-07-25 2003-07-25 PULVERULENT SUBSTANCE AND PROCESS FOR PRODUCING SUCH A SUBSTANCE.

Publications (3)

Publication Number Publication Date
EP1500639A2 EP1500639A2 (en) 2005-01-26
EP1500639A3 true EP1500639A3 (en) 2011-11-30
EP1500639B1 EP1500639B1 (en) 2014-03-26

Family

ID=33484710

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04291798.9A Expired - Lifetime EP1500639B1 (en) 2003-07-25 2004-07-15 Pyrotechnic material and method for manufacturing

Country Status (2)

Country Link
EP (1) EP1500639B1 (en)
FR (1) FR2857963B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2905882B1 (en) * 2006-09-14 2008-10-31 Saint Louis Inst PROCESS FOR MANUFACTURING MICRO AND / OR NANOTHERMITES AND ASSOCIATED NANOTHERMITES
FR2925488B1 (en) * 2007-12-19 2011-12-23 Snpe Materiaux Energetiques CRYSTAL COATING DENSIBILIZATION OF EXPLOSIVE ENERGY SUBSTANCES; CRYSTALS SUCH AS COATED SUBSTANCES, ENERGY MATERIALS.
WO2019143865A1 (en) * 2018-01-18 2019-07-25 Armtec Defense Products Co. Method for making pyrotechnic material and related technology

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1105784B (en) * 1960-02-06 1961-04-27 Deutsch Franz Forsch Inst Process for the production of conductive initial explosives for electrical igniters
FR2031677A5 (en) * 1969-02-04 1970-11-20 France Etat Explosive mixtures contg metals prepn
US3652350A (en) * 1969-06-23 1972-03-28 Hi Shear Corp Method of blending pyrotechnic mixtures
US3834955A (en) * 1972-03-10 1974-09-10 Ici Australia Ltd Coated ammonium nitrate
EP0220617A2 (en) * 1985-10-25 1987-05-06 MERCK PATENT GmbH Flaky coloured pigment
US4994125A (en) * 1989-05-08 1991-02-19 Olin Corporation Electric primer with intrinsic conductive mix
FR2664160A1 (en) * 1990-07-06 1992-01-10 Pola Chem Ind Inc Cosmetic product containing a base colouring agent, base colouring agent and process for preparing it
DE4117718C1 (en) * 1991-05-30 1992-07-02 Dynamit Nobel Ag, 5210 Troisdorf, De Surface coating prim. and/or sec. explosives with flame extinguishable material - by homogeneously treating with nonionic surfactant liq., contacting with material and blending
EP0800118A1 (en) * 1996-04-01 1997-10-08 Fuji Xerox Co., Ltd. Carrier for developer of electrostatic latent image, method for making said carrier, developer of electrostatic latent image, method for forming image and apparatus for forming image
US5750921A (en) * 1997-07-07 1998-05-12 Chan; May L. Waste-free method of making molding powder
US5879079A (en) * 1997-08-20 1999-03-09 The United States Of America As Represented By The Administrator, Of The National Aeronautics And Space Administration Automated propellant blending
WO2000044689A2 (en) * 1999-01-29 2000-08-03 Cordant Technologies, Inc. Water-free preparation of igniter granules for waterless extrusion processes
US20020053377A1 (en) * 1999-11-23 2002-05-09 Joe A. Martin Variable burn-rate propellant
DE10142726A1 (en) * 2000-09-01 2002-05-29 Trw Inc Self-igniting material used for vehicle protection devices e.g. air bags comprises agglomerates consisting of oxidation agent particles and metal fuel particles in a stoichiometric ratio

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1105784B (en) * 1960-02-06 1961-04-27 Deutsch Franz Forsch Inst Process for the production of conductive initial explosives for electrical igniters
FR2031677A5 (en) * 1969-02-04 1970-11-20 France Etat Explosive mixtures contg metals prepn
US3652350A (en) * 1969-06-23 1972-03-28 Hi Shear Corp Method of blending pyrotechnic mixtures
US3834955A (en) * 1972-03-10 1974-09-10 Ici Australia Ltd Coated ammonium nitrate
EP0220617A2 (en) * 1985-10-25 1987-05-06 MERCK PATENT GmbH Flaky coloured pigment
US4994125A (en) * 1989-05-08 1991-02-19 Olin Corporation Electric primer with intrinsic conductive mix
FR2664160A1 (en) * 1990-07-06 1992-01-10 Pola Chem Ind Inc Cosmetic product containing a base colouring agent, base colouring agent and process for preparing it
DE4117718C1 (en) * 1991-05-30 1992-07-02 Dynamit Nobel Ag, 5210 Troisdorf, De Surface coating prim. and/or sec. explosives with flame extinguishable material - by homogeneously treating with nonionic surfactant liq., contacting with material and blending
EP0800118A1 (en) * 1996-04-01 1997-10-08 Fuji Xerox Co., Ltd. Carrier for developer of electrostatic latent image, method for making said carrier, developer of electrostatic latent image, method for forming image and apparatus for forming image
US5750921A (en) * 1997-07-07 1998-05-12 Chan; May L. Waste-free method of making molding powder
US5879079A (en) * 1997-08-20 1999-03-09 The United States Of America As Represented By The Administrator, Of The National Aeronautics And Space Administration Automated propellant blending
WO2000044689A2 (en) * 1999-01-29 2000-08-03 Cordant Technologies, Inc. Water-free preparation of igniter granules for waterless extrusion processes
US20020053377A1 (en) * 1999-11-23 2002-05-09 Joe A. Martin Variable burn-rate propellant
DE10142726A1 (en) * 2000-09-01 2002-05-29 Trw Inc Self-igniting material used for vehicle protection devices e.g. air bags comprises agglomerates consisting of oxidation agent particles and metal fuel particles in a stoichiometric ratio

Also Published As

Publication number Publication date
FR2857963B1 (en) 2006-09-08
FR2857963A1 (en) 2005-01-28
EP1500639B1 (en) 2014-03-26
EP1500639A2 (en) 2005-01-26

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