WO1999048842A1 - Explosifs d'amorçage et amorces pouvant etre amorces par declenchement electrique - Google Patents

Explosifs d'amorçage et amorces pouvant etre amorces par declenchement electrique Download PDF

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Publication number
WO1999048842A1
WO1999048842A1 PCT/EP1999/001906 EP9901906W WO9948842A1 WO 1999048842 A1 WO1999048842 A1 WO 1999048842A1 EP 9901906 W EP9901906 W EP 9901906W WO 9948842 A1 WO9948842 A1 WO 9948842A1
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WO
WIPO (PCT)
Prior art keywords
initial
explosives
diazo
ignition
proportion
Prior art date
Application number
PCT/EP1999/001906
Other languages
German (de)
English (en)
Inventor
Rainer Hagel
Klaus Redecker
Original Assignee
Dynamit Nobel Gmbh Explosivstoff- Und Systemtechnik
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 Dynamit Nobel Gmbh Explosivstoff- Und Systemtechnik filed Critical Dynamit Nobel Gmbh Explosivstoff- Und Systemtechnik
Priority to DE59914443T priority Critical patent/DE59914443D1/de
Priority to EP99917834A priority patent/EP1064241B1/fr
Publication of WO1999048842A1 publication Critical patent/WO1999048842A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C06—EXPLOSIVES; MATCHES
    • C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
    • C06C7/00—Non-electric detonators; Blasting caps; Primers

Definitions

  • the invention relates to initial explosives and primers for igniting boosters or propellant charges or for generating compressed gas.
  • DE-A 33 21 943 describes ignition charges which contain special initial explosives and peroxides which can be used to ignite thermal charges. Because of their composition, they are preferably ignited by mechanical action. Electrical ignition of these sets is only possible under special conditions.
  • the invention is based on a further object of providing ignition charges which can be ignited electrically, if appropriate in combination with ignition mixtures.
  • Another object was to provide initial explosives and primers that can be ignited electrically, possibly in combination with igniter mixtures, and in which the vapors contain a reduced proportion of toxic compounds and are as free from aggressive gases as possible.
  • initial explosives are provided in a first embodiment, which are selected from 2-diazo-4,6-dinitrophenol, 4-diazo-2,6-dinitrophenol, dipicrylditetrazole, salts of 2-diazo-4,6-dinitroresorzine , 4-Diazo-2,6-dinitroresorzins, Dinitrobenzofuroxans, the Trinitrophenol and the Trinitroresorzins or mixtures of these initial explosives.
  • salts which can be used with preference are the potassium salt of dinitrobenzofuroxane, the potassium
  • the lead salts of trinitroresorzine can also be contained in normal or basic form.
  • ignition kits are provided in order to achieve a further object, which, in addition to at least one initial explosive, contain at least one oxidizing agent and optionally binders, reducing agents, secondary explosives, components which contribute to the implementation and / or contain inert substances.
  • the initial explosives which can be used for this purpose according to the invention are selected from 2-diazo-4,6-dinitrophenol, 4-diazo-2,6-dinitrophenol, dipicrylditetrazole, from the salts of 2-diazo-4,6-dinitroresorzine, 4-diazo-2, 6-dinitroresorzins, Dinitrobenzofuroxans, the Trinitrophenol and / or the Trinitroresorzins.
  • salts which can be used with preference are the potassium salt of dinitrobenzofuroxane, the potassium and strontium salts of trinitrophenol and trinitroresorzine. If a small proportion of lead can be tolerated in the swaths, the lead salts of trinitroresorzine in normal or basic form can also be present in the mixture in amounts of up to 20% by weight.
  • the initial explosives can be present here in amounts of 20 to 70% by weight. Mixtures of these initial explosives can also be used. They can be used in both fine-grained and coarse-grained condition.
  • the oxidizing agent is selected from zinc peroxide, potassium nitrate and / or potassium perchlorate.
  • Zinc peroxide is preferably used with an active oxygen content of more than 12.3% (cf. DE-PS 29 52 069).
  • the oxidizing agent is used in amounts of 5 to 50% by weight.
  • the oxidizing agent can be used both in a fine-grained state and in coarse-grained form. 3
  • primers according to the invention can also contain binders, reducing agents, secondary explosives, components which contribute to the implementation and / or contain inert substances.
  • Suitable reducing agents are the reducing agents known per se in ignition kits which improve the ignition ability. Boron, titanium, zirconium, magnesium, cerium magnesium, cerium silicon, aluminum / magnesium or calcium silicide powders are suitable, for example. Mixtures of these reducing agents can also be used. According to the invention, the proportion of the reducing agent can make up to 20% by weight.
  • Secondary explosives for example octogen, amino compounds of nitrated aromatics, for example of trinitrobenzene such as mono-, di- or triaminotrinitrobenzene or diaminohexanitrodiphenyl, and furthermore the acylation products, furthermore preferably further components which make a contribution to the reaction,
  • 15 water compounds for example hexanitrooxanilide or hexanitrodiphenylurea, hexanitrostilbene, hexanitrodiphenyloxide, hexanitrodiphenylsulfide, hexanitrodiphenylsulfone, hexanitrodiphenylamine, tetranitrocarbazole, tetranitroacridone, polyvinylnitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose nitrate, nitrocellulose
  • nitrocellulose 20 moves is nitrocellulose. These components can be contained in amounts of up to 30% by weight.
  • This second charge preferably contains a mixture of metal powder as a reducing agent and potassium perchlorate as an oxidizing agent. Titanium or zirconium powder is preferred as the metal powder.
  • the metal powder is in the redox system in amounts of 30 to 80 wt .-% and the potassium perchlorate in amounts of 20 to
  • Moderators in amounts of up to 10% by weight can also be used.
  • Ca resinate for example, can serve as a moderator.
  • Materials made of conductive material can also be used. Both carbon and a metal or an alloy, for example brass, which conducts the electrical current can serve as the conductive material.
  • the fabrics are preferably used in fiber form. Metal fibers that can be used are, for example, iron or copper. The proportion of fibers can vary between 0.5 and 20% by weight.
  • Suitable inert substances are the substances known per se in ignition systems, which are also used to match the properties of these phrases to the respective intended use. Tin dioxide is an example.
  • the inert substances also include other binders, for example PVB, waxes or PE, adhesives and dyes.
  • the proportion of the inert substances in the primers according to the invention can make up to 20% by weight.
  • the ignition kits according to the invention or the ignition mixtures are produced by methods known per se by mixing the individual constituents with the binder dissolved in a solvent or the secondary explosive which has binder properties. This mixing can be done by methods known per se by stirring, kneading or similar distribution methods.
  • the ignition charges according to the invention or the ignition mixtures are obtained as a pulpy mass.
  • the first charges according to the invention not only fulfill the function of a standard ignition charge, but can also be used directly without an additional booster charge. This is generally done by directly applying a first charge according to the invention with the aid of a metering device, such as pipettes, syringes or the like. 5
  • a stamp can also be used to apply the charges, with which the mixture adhering to the stamp can be applied after immersion in the charges.
  • the primers according to the invention are portioned into perforated plates by carefully brushing in the substances or mixtures moistened with water. After ejection from the mold, drying and, if necessary, slight pressing of the ignition set according to the invention thus formed.
  • the first charges according to the invention can, optionally in combination with a second charge, for example by an ignition / ignition element according to DE-A 19637587, but also by ignition / ignition elements of the type of a split, glow wire or metal layer element igniter and all by sparks or ignitions triggered by laser light are ignited.
  • a second charge for example by an ignition / ignition element according to DE-A 19637587, but also by ignition / ignition elements of the type of a split, glow wire or metal layer element igniter and all by sparks or ignitions triggered by laser light are ignited.
  • Initial explosives for igniting boosters or propellant charges or for generating pressurized gas in which the initial explosives can be ignited electrically and are selected from 2-diazo-4,6-dinitrophenol, 4-diazo-2,6-dinitrophenol, dipyrylditetrazole the salts of 2-diazo-4,6-dinitroresorzins, 4-diazo-2,6-dinitroresorzins, dinitrobenzofuroxane, trinitrophenol or trinitroresorzins or from mixtures of these initial explosives.
  • the potassium dinitrobenzofuroxane can preferably be selected as the salt of dinitrobenzofuroxane, the potassium and / or strontium salts as the trinitrophenol salt, the potassium and / or strontium salts as the trinitroresorcinol salt and the lead salts in normal and / or basic form as the trinitroresorcinol salt.
  • the initial explosive can be compressed and / or a dam made of inert substance can be provided.
  • the invention relates to ignition charges for igniting boosters or propellant charges or for generating pressurized gas, in which the ignition charge can be ignited electrically and contains at least one oxidizing agent in addition to at least one initial explosive.
  • the primers according to the invention can additionally optionally contain binders, reducing agents, secondary explosives, components which contribute to the implementation, moderators, substances made of conductive material and / or inert substances.
  • the initial explosives that can be used can be ignited electrically and are selected from 2-diazo-4,6-dinitrophenol, 4-diazo-2,6-dinitrophenol, dipicrylditetrazole, from the salts of 2-diazo-4,6-dinitroresorzine, 4-diazo- 2,6-dinitroresorzins, Dinitrobenzofuroxans, the Trinitrophenol or the Trinitroresorzins or from mixtures of these initial explosives, the oxidizing agents can be selected from zinc peroxide, potassium nitrate and / or potassium perchlorate, the reducing agents can be selected from boron, titanium, zirconium, magnesium -, cermagnesium, cerium silicon, aluminum / magnesium and / or calcium silicide powder, the secondary explosive can be selected from octogen, from amino compounds of nitrated aromatics, preferably mono-, di- and / or triaminotrinitrobenzene or diaminohexanitodipheny
  • the proportion of initial explosives can be 20 to 70% by weight, the proportion of oxidizing agents 5 to 50% by weight, the proportion of reducing agents up to 20% by weight, the proportion of secondary explosives up to 30% by weight, the proportion of moderators up to 7
  • the present invention further relates to charges which consist of a combination of one of the initial explosives described above or of an ignition charge (1st charge) as described above with an ignition mixture (2nd charge).
  • the initial explosives according to the invention can be used in processes for igniting boosters or propellant charges or for generating compressed gas electrically, the initial explosive being ignited electrically.
  • the ignition charges according to the invention can be used in methods for igniting boosters or propellant charges or for the electrical generation of compressed gas, the ignition charge being ignited electrically.
  • 2-Diazo-4,6-dinitrophenol (diazodinitrophenol or diazole) is made by diazotizing sodium picramate.
  • Sodium picramate can be obtained from picric acid by selective reduction with sodium hydrogen sulfide.
  • Potassium dinitrobenzofuroxanate (potassium benzanate) is produced by neutralizing dinitrobenzofuroxane with potassium hydrogen carbonate in an aqueous medium.
  • Potassium picrate is precipitated by reaction of magnesium picrate with potassium nitrate or potassium sulfate in aqueous solution, filtered and free of magnesium salt with water 8th
  • Reliable ignition of even small diazodinitrophenol masses is achieved by a barrier layer made of inert material or by thermal charging.
  • An ignition charge made of 30% diazodinitrophenol, 50% zinc peroxide, 10% calcium silicide and 10% NC spherical powder ignites reliably only when using a metal layer element with an insulation layer.
  • a layer of NC-bonded potassium picrate with carbon fibers ignites safely when using a split igniter with self-insulation.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Air Bags (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

L'invention concerne des explosifs d'amorçage et des amorces servant à amorcer des charges d'amorçage et des charges propulsives ou à produire du gaz comprimé. Ces explosifs d'amorçage et ces amorces peuvent être amorcés par voie électrique.
PCT/EP1999/001906 1998-03-20 1999-03-22 Explosifs d'amorçage et amorces pouvant etre amorces par declenchement electrique WO1999048842A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE59914443T DE59914443D1 (de) 1998-03-20 1999-03-22 Durch elektrische auslösung anzündbare initialexplosivstoffe und anzündsätze
EP99917834A EP1064241B1 (fr) 1998-03-20 1999-03-22 Explosifs d'amor age et amorces pouvant etre amorces par declenchement electrique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19812400 1998-03-20
DE19812400.7 1998-03-20

Publications (1)

Publication Number Publication Date
WO1999048842A1 true WO1999048842A1 (fr) 1999-09-30

Family

ID=7861763

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1999/001906 WO1999048842A1 (fr) 1998-03-20 1999-03-22 Explosifs d'amorçage et amorces pouvant etre amorces par declenchement electrique

Country Status (4)

Country Link
EP (1) EP1064241B1 (fr)
AT (1) ATE369327T1 (fr)
DE (2) DE59914443D1 (fr)
WO (1) WO1999048842A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6983679B2 (en) 2001-09-11 2006-01-10 Hilti Aktiengesellschaft Propellant magazine for a propellant-operated setting tool and a propellant-operated setting tool
WO2007071649A2 (fr) 2005-12-20 2007-06-28 Ruag Ammotec Gmbh Sels de l'acide styphnique
WO2007135167A1 (fr) * 2006-05-23 2007-11-29 Ruag Ammotec Gmbh Composition d'allumage
JP2009519887A (ja) * 2005-12-20 2009-05-21 ルアグ アモテック ゲゼルシャフト ミット ベシュレンクテル ハフツング 点火組成物
US20180127328A1 (en) * 2014-11-10 2018-05-10 Ruag Ammotec Gmbh Thermal pre-ignition agent
CN110218164A (zh) * 2019-05-30 2019-09-10 信阳师范学院 含能材料1,3-双(3,4,5-三氟-2,6-二硝基苯基)尿素及其制备方法和应用

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10118871B2 (en) 2008-11-07 2018-11-06 Ruag Ammotec Gmbh Ignition sets with improved ignition performance

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB771322A (en) * 1953-08-18 1957-03-27 Walter Friederich Improvements in or relating to explosive and ignitable substances
US3420137A (en) * 1967-08-18 1969-01-07 Olin Mathieson Contained compacted ammunition primer composition and method of preparation
US3618523A (en) * 1970-05-06 1971-11-09 Us Navy Stab-electric detonator
US3865008A (en) * 1970-02-04 1975-02-11 Arwyn Theophilus Thomas Manufacture of fuse heads
GB2014569A (en) * 1978-02-16 1979-08-30 Dynamit Nobel Ag Mononitro-and dinitro dihydroxy diazobenzenes and their salts
DE3321943A1 (de) * 1983-06-18 1984-12-20 Dynamit Nobel Ag, 5210 Troisdorf Blei- und bariumfreie anzuendsaetze
FR2612177A1 (fr) * 1987-03-11 1988-09-16 Dynamit Nobel Ag Compositions d'allumage pouvant etre allumees electriquement, pour munitions sans etui et cartouches propulsives
DE4429178A1 (de) * 1993-08-25 1995-03-02 Ems Patvag Ag Pyrochemische Zündkette in einem Gasgenerator
DE19533487A1 (de) * 1994-09-13 1996-03-14 Dynamit Nobel Ag Anzündelemente und fein abstufbare Zündsätze
DE19616627A1 (de) * 1996-04-26 1997-11-06 Dynamit Nobel Ag Anzündmischungen

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB771322A (en) * 1953-08-18 1957-03-27 Walter Friederich Improvements in or relating to explosive and ignitable substances
US3420137A (en) * 1967-08-18 1969-01-07 Olin Mathieson Contained compacted ammunition primer composition and method of preparation
US3865008A (en) * 1970-02-04 1975-02-11 Arwyn Theophilus Thomas Manufacture of fuse heads
US3618523A (en) * 1970-05-06 1971-11-09 Us Navy Stab-electric detonator
GB2014569A (en) * 1978-02-16 1979-08-30 Dynamit Nobel Ag Mononitro-and dinitro dihydroxy diazobenzenes and their salts
DE3321943A1 (de) * 1983-06-18 1984-12-20 Dynamit Nobel Ag, 5210 Troisdorf Blei- und bariumfreie anzuendsaetze
EP0129081A1 (fr) * 1983-06-18 1984-12-27 Dynamit Nobel Aktiengesellschaft Amorces exemptes de plomb et de barium
FR2612177A1 (fr) * 1987-03-11 1988-09-16 Dynamit Nobel Ag Compositions d'allumage pouvant etre allumees electriquement, pour munitions sans etui et cartouches propulsives
DE4429178A1 (de) * 1993-08-25 1995-03-02 Ems Patvag Ag Pyrochemische Zündkette in einem Gasgenerator
DE19533487A1 (de) * 1994-09-13 1996-03-14 Dynamit Nobel Ag Anzündelemente und fein abstufbare Zündsätze
DE19616627A1 (de) * 1996-04-26 1997-11-06 Dynamit Nobel Ag Anzündmischungen

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6983679B2 (en) 2001-09-11 2006-01-10 Hilti Aktiengesellschaft Propellant magazine for a propellant-operated setting tool and a propellant-operated setting tool
NO341292B1 (no) * 2005-12-20 2017-10-02 Ruag Ammotec Gmbh Salter av styfninsyre
WO2007071649A3 (fr) * 2005-12-20 2007-10-18 Ruag Ammotec Gmbh Sels de l'acide styphnique
NO20082973L (no) * 2005-12-20 2008-07-15 Ruag Ammotec Gmbh Salter av styfninsyre
JP2009519997A (ja) * 2005-12-20 2009-05-21 ルアグ アモテック ゲゼルシャフト ミット ベシュレンクテル ハフツング スチフニン酸の塩
JP2009519887A (ja) * 2005-12-20 2009-05-21 ルアグ アモテック ゲゼルシャフト ミット ベシュレンクテル ハフツング 点火組成物
US7915456B2 (en) 2005-12-20 2011-03-29 Raug Ammotec Gmbh Salts of styphnic acid
WO2007071649A2 (fr) 2005-12-20 2007-06-28 Ruag Ammotec Gmbh Sels de l'acide styphnique
WO2007135167A1 (fr) * 2006-05-23 2007-11-29 Ruag Ammotec Gmbh Composition d'allumage
US8409378B2 (en) 2006-05-23 2013-04-02 Ruag Ammotec Gmbh Ignition charge
US20180127328A1 (en) * 2014-11-10 2018-05-10 Ruag Ammotec Gmbh Thermal pre-ignition agent
CN110218164A (zh) * 2019-05-30 2019-09-10 信阳师范学院 含能材料1,3-双(3,4,5-三氟-2,6-二硝基苯基)尿素及其制备方法和应用
CN110218164B (zh) * 2019-05-30 2021-10-01 信阳师范学院 含能材料1,3-双(3,4,5-三氟-2,6-二硝基苯基)尿素及其制备方法和应用

Also Published As

Publication number Publication date
DE19912622A1 (de) 1999-09-23
EP1064241B1 (fr) 2007-08-08
DE59914443D1 (de) 2007-09-20
EP1064241A1 (fr) 2001-01-03
ATE369327T1 (de) 2007-08-15

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