EP1064241B1 - Primary explosives and primers which can be ignited by electric triggering - Google Patents
Primary explosives and primers which can be ignited by electric triggering Download PDFInfo
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- EP1064241B1 EP1064241B1 EP99917834A EP99917834A EP1064241B1 EP 1064241 B1 EP1064241 B1 EP 1064241B1 EP 99917834 A EP99917834 A EP 99917834A EP 99917834 A EP99917834 A EP 99917834A EP 1064241 B1 EP1064241 B1 EP 1064241B1
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- 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 present invention relates to the use of electrically ignitable initial explosives for lighting booster or propellant charges or for generating pressurized gas.
- electrically ignitable igniter compositions which contain potassium salts of trinitrophenol or trinitroresorcinol or lead salts of trinitroresorcinol as initial explosives, zinc peroxide as oxidizing agent and fibers of a conductive material.
- the DE 195 33 487 A describes ignition elements containing lead azide, diazodinitrophenol, silver azide, trizinate and / or picrate as initial explosives, an oxidizing agent and a heat-dissipating additive.
- Ditetrazoles substituted with aromatic nitro compounds having at least three nitro groups are disclosed as explosive and flammable substances which are used either alone or with other known explosive and flammable substances.
- ignition charges that contain special initial explosives and peroxides that can be used to ignite thermal charges. Due to their composition, they are preferably ignited by mechanical action. An electric ignition of these sets is possible only under special conditions.
- this object is achieved by using electrically ignitable salts of dinitrobenzofuroxan as initial explosives in a primer for the electrical lighting of boosters or propellant charges or for generating compressed gas.
- Preferred salts which may be used are, for example, the potassium salt of dinitrobenzofuroxan called.
- the salts of the dinitrobenzofuroxan can contain at least one additional electrically ignitable initial explosive and, if appropriate, an oxidizing agent and optionally binders, reducing agents, secondary explosives, components which contribute to the reaction and / or inert substances.
- the additional initial explosives usable for this purpose are preferably selected from 2-diazo-4,6-dinitrophenol, 4-diazo-2,6-dinitrophenol, dipicrylditetrazole, from the salts of 2-diazo-4,6-dinitroresorcinol, 4- Diazo-2,6-dinitroresorzins, trinitrophenol and / or trinitrozoresin.
- Preferred salts which may be used are, for example, the potassium and strontium salts of trinitrophenol and of trinitroresorzin. If a small proportion of lead in the windrows can be tolerated, the lead salts of trinitroresorzin in normal or basic form in amounts up to 20 wt .-% may be included in the mixture.
- the initial explosives may be present in amounts of from 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 state.
- the oxidizing agent is selected according to the invention 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 according to the invention in amounts of from 5 to 50% by weight.
- the oxidizing agent can be used in both fine-grained and coarse-grained.
- primer compositions according to the invention may also contain binders, reducing agents, secondary explosives, components which contribute to the reaction and / or contain inert substances.
- Suitable reducing agents are the reducing agents known per se in igniter compositions which bring about an improvement in the ignitability. Suitable examples are boron, titanium, zirconium, magnesium, cerium magnesium, cerium silicon, aluminum / magnesium or calcium silicide powder. Mixtures of these reducing agents are also usable. The proportion of the reducing agent may according to the invention constitute 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 of these compounds, for example hexanitrooxanilide or hexanitrodiphenylurea, hexanitrostilbene, may be used as further components which contribute to the reaction.
- trinitrobenzene such as mono-, di- or triaminotrinitrobenzene or diaminohexanitrodiphenyl
- acylation products of these compounds for example hexanitrooxanilide or hexanitrodiphenylurea, hexanitrostilbene
- Hexanitrodiphenyloxid, Hexanitrodiphenylsulfid, Hexanitrodiphenylsulfon, Hexanitrodiphenylamin, tetranitrocarbazole, tetranitroacridone, polyvinyl nitrate, nitrocellulose or pentaerythritol tetranitrate can be used.
- Particularly preferred is nitrocellulose. These components may be included in amounts up to 30% by weight.
- moderators in quantities of up to 10% by weight.
- a moderator for example, Ca-resinate can serve.
- materials of conductive material can be used. Both carbon and a metal conducting the electric current or an alloy, for example brass, can serve as the conductive material.
- the fabrics are used in fibrous form.
- Usable metal fibers are, for example, those of iron or copper. The proportion of fibers can range between 0.5 and 20% by weight.
- Suitable inert substances are the substances known per se in ignition systems, which are also used to coordinate the properties of these sets with the particular intended use.
- tin dioxide is called.
- the inert substances include other binders, for example PVB, waxes or PE, adhesives and dyes.
- the proportion of inert substances in the igniter compositions according to the invention can be up to 20% by weight.
- the preparation of the ignition charges or the preparation of the ignition mixtures is carried out according to methods known per se by mixing the individual constituents with the binder dissolved in a solvent or the secondary explosive having binding agent properties. This mixing can be done by conventional methods by stirring, kneading or similar distribution methods. In this case, the ignition charges or the igniter mixtures fall as brechte mass.
- the first charges to be used according to the invention not only fulfill the function of a standard ignition charge, but can be used directly without additional boost charge. This is generally done by directly applying a first charge by means of a metering device, such as pipettes, syringes or the like.
- the ignition charges are portioned in perforated plates by careful application of the water moistened substances or mixtures. After ejection from the mold, drying and possibly light pressing of the ignition charge thus formed takes place.
- the first charges to be used according to the invention can, if appropriate in combination with a second charge, for example by an ignition / ignition element in accordance with DE-A 19637587 , But also by igniting / igniting elements of the type of a gap, glow wire or metal layer element igniter and all caused by sparks or laser light ignitions are made to ignite.
- initial explosives for lighting booster or propellant charges or for generating compressed gas, in which the initial explosives are electrically ignitable and salts of dinitrobenzofuroxan are.
- the potassium dinitrobenzofuroxanate in normal and / or basic form can preferably be selected as the salt of the dinitrobenzofuroxane.
- the initial explosive may be compressed and / or a suspension of inert material may be provided.
- the invention relates to the use of dinitrobenzofuroxan electrically ignitable salts together with at least one additional initial explosive for lighting booster or propellant charges or for generating compressed gas, wherein the primer is electrically ignitable and may contain at least one oxidizing agent.
- the initial explosives to be used according to the invention may additionally comprise binders, reducing agents, secondary explosives, components which contribute to the reaction, moderators, materials of conductive material and / or inert substances.
- the usable additional initial explosives are electrically ignitable and selected from 2-diazo-4,6-dinitrophenol, 4-diazo-2,6-dinitrophenol, Dipikrylditetrazol, from the salts of 2-diazo-4,6-dinitroresorzin, 4-diazo -2,6-dinitroresorzins, trinitrophenol or trinitroresorin or mixtures of these initial explosives, the oxidizing agents may be selected from zinc peroxide, potassium nitrate and / or potassium perchlorate, the reducing agents may be selected from boron, titanium, zirconium, magnesium, cerium magnesium
- the secondary explosive can be selected from octogen, from amino compounds of nitrated aromatics, preferably mono-, di- and / or triaminotrinitrobenzene or diaminohexanitrodiphenyl, from acylation products of these compounds, preferably hexanitrooxanilide and / or hexanitrodiphen
- the initial explosives are used according to the invention in methods for lighting booster or propellant charges or for the electrical generation of compressed gas, wherein the initial explosive is ignited electrically.
- 2-Diazo-4,6-dinitrophenol (diazodinitrophenol or diazole) is prepared by diazotization of sodium picrate.
- Kaliumdinitrobenzofuroxanat (potassium benzanate) is prepared by neutralization of dinitrobenzofuroxan with potassium bicarbonate in an aqueous medium.
- a secure ignition even of small Diazodinitrophenolmassen is effected by a Eindämmungs Mrs inert or by a thermal charge.
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Abstract
Description
Die vorliegende Erfindung betrifft die Verwendung von elektrisch anzündbaren Initialexplosivstoffen zum Anzünden von Boostern oder Treibladungen bzw. zum Erzeugen von Druckgas.The present invention relates to the use of electrically ignitable initial explosives for lighting booster or propellant charges or for generating pressurized gas.
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Der Erfindung liegt als Aufgabe zugrunde, zum Einsatz in elektrischen Anzündsätzen geeignete Initialexplosivstoffe bereitzustellen.It is an object of the invention to provide suitable initial explosives for use in electrical ignition charges.
Erfindungsgemäß wird diese Aufgabe gelöst durch Verwendung von elektrisch anzündbaren Salzen des Dinitrobenzofuroxans als Initialexplosivstoffe in einem Anzündsatz zum elektrischen Anzünden von Boostern oder Treibladungen oder zum Erzeugen von Druckgas. Als bevorzugt einsetzbare Salze seien beispielsweise das Kaliumsalz des Dinitrobenzofuroxans genannt.According to the invention, this object is achieved by using electrically ignitable salts of dinitrobenzofuroxan as initial explosives in a primer for the electrical lighting of boosters or propellant charges or for generating compressed gas. Preferred salts which may be used are, for example, the potassium salt of dinitrobenzofuroxan called.
Erfindungsgemäß können die Salze des Dinitrobenzofuroxans mindestens einen zusätzlichen elektrisch anzündbaren Initialexplosivstoff und gegebenenfalls ein Oxidationsmittel und gegebenenfalls Bindemittel, Reduktionsmittel, sekundäre Sprengstoffe, Komponenten, die einen Beitrag zur Umsetzung liefern und/oder Inertstoffe enthalten.According to the invention, the salts of the dinitrobenzofuroxan can contain at least one additional electrically ignitable initial explosive and, if appropriate, an oxidizing agent and optionally binders, reducing agents, secondary explosives, components which contribute to the reaction and / or inert substances.
Die hierfür erfindungsgemäß einsetzbaren zusätzlichen Initialexplosivstoffe sind vorzugsweise ausgewählt aus 2-Diazo-4,6-dinitrophenol, 4-Diazo-2,6-dinitro-phenol, Dipikrylditetrazol, aus den Salzen des 2-Diazo-4,6-dinitroresorzins, 4-Diazo-2,6-dinitroresorzins, des Trinitrophenols und/oder des Trinitroresorzins. Als bevorzugt einsetzbare Salze seien beispielsweise die Kalium- und Strontiumsalze des Trinitrophenols und des Trinitroresorzins genannt. Sofern ein geringer Anteil an Blei in den Schwaden geduldet werden kann, können auch die Bleisalze des Trinitroresorzins in normaler oder basischer Form in Mengen bis zu 20 Gew.-% im Gemisch enthalten sein.The additional initial explosives usable for this purpose according to the invention are preferably selected from 2-diazo-4,6-dinitrophenol, 4-diazo-2,6-dinitrophenol, dipicrylditetrazole, from the salts of 2-diazo-4,6-dinitroresorcinol, 4- Diazo-2,6-dinitroresorzins, trinitrophenol and / or trinitrozoresin. Preferred salts which may be used are, for example, the potassium and strontium salts of trinitrophenol and of trinitroresorzin. If a small proportion of lead in the windrows can be tolerated, the lead salts of trinitroresorzin in normal or basic form in amounts up to 20 wt .-% may be included in the mixture.
Hierbei können die Initialexplosivstoffe in Mengen von 20 bis 70 Gew.-% enthalten sein. Auch Mischungen dieser Initialexplosivstoffe können eingesetzt werden. Sie können sowohl in feinkörnigem wie grobkörnigem Zustand eingesetzt werden.In this case, the initial explosives may be present in amounts of from 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 state.
Das Oxidationsmittel wird erfindungsgemäß ausgewählt aus Zinkperoxid, Kaliumnitrat und/oder Kaliumperchlorat. Zinkperoxid wird bevorzugt mit einem Aktiv-Sauerstoffanteil von mehr als 12,3 % eingesetzt (vgl.
Erfindungsgemäß eingesetzt wird das Oxidationsmittel in Mengen von 5 bis 50 Gew.-%. Das Oxidationsmittel kann sowohl in feinkörnigem Zustand als auch grobkörnig eingesetzt werden.The oxidizing agent is used according to the invention in amounts of from 5 to 50% by weight. The oxidizing agent can be used in both fine-grained and coarse-grained.
Weiterhin können die erfindungsgemäßen Anzündsätze noch Bindemittel, Reduktionsmittel, sekundäre Sprengstoffe, Komponenten, die einen Beitrag zur Umsetzung liefern und/oder Inertstoffe enthalten.In addition, the primer compositions according to the invention may also contain binders, reducing agents, secondary explosives, components which contribute to the reaction and / or contain inert substances.
Als Reduktionsmittel eignen sich die an sich bekannten Reduktionsmittel in Anzündsätzen, die eine Verbesserung des Anzündvermögens bewirken. Geeignet sind beispielsweise Bor, Titan-, Zirkon-, Magnesium-, Cermagnesium-, Cersilicium-, Aluminium/Magnesium- oder Calziumsilicid-Pulver. Mischungen dieser Reduktionsmittel sind ebenfalls einsetzbar. Der Anteil des Reduktionsmittels kann erfindungsgemäß bis zu 20 Gew.-% ausmachen.Suitable reducing agents are the reducing agents known per se in igniter compositions which bring about an improvement in the ignitability. Suitable examples are boron, titanium, zirconium, magnesium, cerium magnesium, cerium silicon, aluminum / magnesium or calcium silicide powder. Mixtures of these reducing agents are also usable. The proportion of the reducing agent may according to the invention constitute up to 20% by weight.
Als weitere Komponenten, die einen Beitrag zur Umsetzung liefern, können vorzugsweise Sekundärexplosivstoffe, beispielsweise Oktogen, Aminoverbindungen von nitrierten Aromaten, beispielsweise des Trinitrobenzols wie Mono-, Di- oder Triaminotrinitrobenzol oder Diaminohexanitrodiphenyl, weiterhin die Acylierungsprodukte dieser Verbindungen, beispielsweise Hexanitrooxanilid oder Hexanitrodiphenylharnstoff, Hexanitrostilben, Hexanitrodiphenyloxid, Hexanitrodiphenylsulfid, Hexanitrodiphenylsulfon, Hexanitrodiphenylamin, Tetranitrocarbazol, Tetranitroacridon, Polyvinylnitrat, Nitrocellulose oder Pentaerythrittetranitrat eingesetzt werden. Bevorzugt einsetzbar sind Sekundärexplosivstoffe, die gleichzeitig als Bindemittel wirken. Besonders bevorzugt ist Nitrocellulose. Diese Komponenten können in Mengen bis zu 30 Gew.-% enthalten sein.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 of these compounds, for example hexanitrooxanilide or hexanitrodiphenylurea, hexanitrostilbene, may be used as further components which contribute to the reaction. Hexanitrodiphenyloxid, Hexanitrodiphenylsulfid, Hexanitrodiphenylsulfon, Hexanitrodiphenylamin, tetranitrocarbazole, tetranitroacridone, polyvinyl nitrate, nitrocellulose or pentaerythritol tetranitrate can be used. Preference is given to secondary explosives which simultaneously act as binders. Particularly preferred is nitrocellulose. These components may be included in amounts up to 30% by weight.
Die erfindungsgemäß einzusetzenden Initialexplosivstoffe werden als sogenannte
- 1. Ladung bezeichnet und eingesetzt. Sie können bevorzugt mit einer sogenannten 2. Ladung (Anzündmischung) kombiniert werden. Diese 2. Ladung enthält vorzugsweise eine Mischung von Metallpulver als Reduktionsmittel und Kaliumperchlorat als Oxidationsmittel. Als Metallpulver wird Titan- oder Zirkonpulver bevorzugt. Dabei wird in dem Redox-System das Metallpulver in Mengen von 30 bis 80 Gew.-% und das Kaliumperchlorat in Mengen von 20 bis 70 Gew.-% eingesetzt.
- 1. Charge designated and used. They can preferably be combined with a so-called second charge (ignition mixture). This second charge preferably contains a mixture of metal powder as the reducing agent and potassium perchlorate as the oxidizing agent. Titanium or zirconium powder is preferred as metal powder. In this case, in the redox system, the metal powder in amounts of 30 to 80 wt .-% and the potassium perchlorate in amounts of 20 to 70 wt .-% used.
Ebenfalls einsetzbar sind Moderatoren in Mengen bis zu 10 Gew.-%. Als Moderator kann beispielsweise Ca-Resinat dienen.It is also possible to use moderators in quantities of up to 10% by weight. As a moderator, for example, Ca-resinate can serve.
Weiterhin können Stoffe aus leitfähigem Material eingesetzt werden. Als leitfähiges Material kann dabei sowohl Kohlenstoff als auch ein den elektrischen Strom leitendes Metall oder eine Legierung, beispielsweise Messing, dienen. Vorzugsweise werden die Stoffe in Faserform verwendet. Einsetzbare Metallfasern sind beispielsweise solche aus Eisen oder Kupfer. Der Anteil der Fasern kann sich zwischen 0,5 und 20 Gew.-% bewegen.Furthermore, materials of conductive material can be used. Both carbon and a metal conducting the electric current or an alloy, for example brass, can serve as the conductive material. Preferably, the fabrics are used in fibrous form. Usable metal fibers are, for example, those of iron or copper. The proportion of fibers can range between 0.5 and 20% by weight.
Als Inertstoffe eignen sich die in Anzündsystemen an sich bekannten Stoffe, die auch zur Abstimmung der Eigenschaften dieser Sätze auf den jeweiligen Verwendungszweck mit eingesetzt werden. Als Beispiel sei Zinndioxid genannt. Weiterhin zählen zu den Inertstoffen sonstige Bindemittel, beispielsweie PVB, Wachse oder PE, Kleb- und Farbstoffe. Der Anteil der Inertstoffe in den erfindungsgemäßen Anzündsätzen kann bis zu 20 Gew.-% ausmachen.Suitable inert substances are the substances known per se in ignition systems, which are also used to coordinate the properties of these sets with the particular intended use. As an example, tin dioxide is called. Furthermore, the inert substances include other binders, for example PVB, waxes or PE, adhesives and dyes. The proportion of inert substances in the igniter compositions according to the invention can be up to 20% by weight.
Die Herstellung der Anzündsätze bzw. die Herstellung der Anzündmischungen erfolgt nach an sich bekannten Verfahren durch Vermischen der einzelnen Bestandteile mit dem in einem Lösungsmittel gelösten Bindemittel oder dem Sekundärexplosivstoff, der Bindemitteleigenschaften aufweist. Dieses Vermischen kann nach an sich bekannten Verfahren durch Rühren, Kneten oder ähnlichen Verteilungsmethoden geschehen. Dabei fallen die Anzündsätze bzw. die Anzündmischungen als breüge Masse an.The preparation of the ignition charges or the preparation of the ignition mixtures is carried out according to methods known per se by mixing the individual constituents with the binder dissolved in a solvent or the secondary explosive having binding agent properties. This mixing can be done by conventional methods by stirring, kneading or similar distribution methods. In this case, the ignition charges or the igniter mixtures fall as brechte mass.
Die erfindungsgemäß zu verwendenden 1. Ladungen erfüllen nicht nur die Funktion eines Standard-Anzündsatzes, sondern können ohne zusätzliche Verstärkerladung direkt eingesetzt werden. Dies geschieht im allgemeinen durch direktes Aufbringen einer 1. Ladung mit Hilfe einer Dosiereinrichtung, wie Pipetten, Spritzen oder ähnlichem.The first charges to be used according to the invention not only fulfill the function of a standard ignition charge, but can be used directly without additional boost charge. This is generally done by directly applying a first charge by means of a metering device, such as pipettes, syringes or the like.
Zur Aufbringung der Ladungen kann auch ein Stempel benutzt werden, mit dem nach dem Eintauchen in die Ladungen die an dem Stempel anhaftende Mischung aufgebracht werden kann.To apply the charges, it is also possible to use a stamp with which, after immersion in the charges, the mixture adhering to the stamp can be applied.
In einer weiteren, bevorzugten Ausführungsform werden die Anzündsätze in Lochplatten durch vorsichtiges Einstreichen der mit Wasser befeuchteten Stoffe oder Gemische portioniert. Nach dem Ausstoßen aus der Form erfolgt ein Trocknen und ggf. leichtes Anpressen des so geformten Anzündsatzes.In a further preferred embodiment, the ignition charges are portioned in perforated plates by careful application of the water moistened substances or mixtures. After ejection from the mold, drying and possibly light pressing of the ignition charge thus formed takes place.
Die erfindungsgemäß zu verwendenden 1. Ladungen können, gegebenenfalls in Kombination mit einer 2. Ladung, beispielsweise durch ein Zünd-/Anzündelement gemäß
Die Verwendung von Initialexplosivstoffen zum Anzünden von Boostern oder Treibladungen bzw. zum Erzeugen von Druckgas, bei denen die Initialexplosivstoffe elektrisch anzündbar sind und Salze des Dinitrobenzofuroxans sind.The use of initial explosives for lighting booster or propellant charges or for generating compressed gas, in which the initial explosives are electrically ignitable and salts of dinitrobenzofuroxan are.
Dabei kann vorzugsweise als Salz des Dinitrobenzofuroxans das Kaliumdinitrobenzofuroxanat in normaler und/oder basischer Form ausgewählt werden.In this case, the potassium dinitrobenzofuroxanate in normal and / or basic form can preferably be selected as the salt of the dinitrobenzofuroxane.
Bei den erfindungsgemäß einzusetzenden Initialexplosivstoffen kann der Initialexplosivstoff verdichtet und/oder eine Verdämmung aus Inertstoff vorgesehen sein.In the case of the initial explosives to be used according to the invention, the initial explosive may be compressed and / or a suspension of inert material may be provided.
Weiterhin betrifft die Erfindung die Verwendung von elektrisch anzündbaren Salzen des Dinitrobenzofuroxans zusammen mit mindestens einem zusätzlichen Initialexplosivstoff zum Anzünden von Boostern oder Treibladungen bzw. zum Erzeugen von Druckgas, wobei der Anzündsatz elektrisch anzündbar ist und mindestens ein Oxidationsmittel enthalten kann.Furthermore, the invention relates to the use of dinitrobenzofuroxan electrically ignitable salts together with at least one additional initial explosive for lighting booster or propellant charges or for generating compressed gas, wherein the primer is electrically ignitable and may contain at least one oxidizing agent.
Dabei können die erfindungsgemäß zu verwendenden Initialexplosivstoffe zusätzlich gegebenenfalls Bindemittel, Reduktionsmittel, Sekundärexplosivstoffe, Komponenten, die einen Beitrag zur Umsetzung liefern, Moderatoren, Stoffe aus leitfähigem Material und/oder Inertstoffe enthalten.In addition, the initial explosives to be used according to the invention may additionally comprise binders, reducing agents, secondary explosives, components which contribute to the reaction, moderators, materials of conductive material and / or inert substances.
Die einsetzbaren zusätzlichen Initialexplosivstoffe sind dabei elektrisch anzündbar und ausgewählt aus 2-Diazo-4,6-dinitrophenol, 4-Diazo-2,6-dinitrophenol, Dipikrylditetrazol, aus den Salzen des 2-Diazo-4,6-dinitroresorzins, 4-Diazo-2,6-dinitroresorzins, des Trinitrophenols oder des Trinitroresorzins oder aus Mischungen dieser Initialexplosivstoffe, die Oxidationsmittel können ausgewählt werden aus Zinkperoxid, Kaliumnitrat und/oder Kaliumperchlorat, die Reduktionsmittel können ausgewählt werden aus Bor, Titan-, Zirkon-, Magnesium-, Cermagnesium-, Cersilicium-, Aluminium/Magnesium- und/oder Calziumsilicid-Pulver, der Sekundärexplosivstoff kann ausgewählt werden aus Oktogen, aus Aminoverbindungen von nitrierten Aromaten, vorzugsweise Mono-, Di- und/oder Triaminotrinitrobenzol oder Diaminohexanitrodiphenyl, aus Acylierungsprodukten dieser Verbindungen, vorzugsweise Hexanitrooxanilid und/oder Hexanitrodiphenylharnstoff, aus Hexanitrostilben, Hexanitrodiphenyloxid, Hexanitrodiphenylsulfid, Hexanitrodiphenyl-sulfon, Hexanitrodiphenylamin, Tetranitrocarbazol, Tetranitroacridon, Polyvinylnitrat, Nitrocellulose und/oder Pentaerythrittetranitrat, der Inertstoff kann ausgewählt werden aus Zinndioxid, PVB, Wachsen, Kleb- und/oder Farbstoffen und/oder PE, als Moderator kann Ca-Resinat ausgewählt und/oder als leitfähiger Stoff können Fasern aus leitfähigem Material, vorzugsweise Fasern aus Kohlenstoff ausgewählt werden.The usable additional initial explosives are electrically ignitable and selected from 2-diazo-4,6-dinitrophenol, 4-diazo-2,6-dinitrophenol, Dipikrylditetrazol, from the salts of 2-diazo-4,6-dinitroresorzin, 4-diazo -2,6-dinitroresorzins, trinitrophenol or trinitroresorin or mixtures of these initial explosives, the oxidizing agents may be selected from zinc peroxide, potassium nitrate and / or potassium perchlorate, the reducing agents may be selected from boron, titanium, zirconium, magnesium, cerium magnesium The secondary explosive can be selected from octogen, from amino compounds of nitrated aromatics, preferably mono-, di- and / or triaminotrinitrobenzene or diaminohexanitrodiphenyl, from acylation products of these compounds, preferably hexanitrooxanilide and / or hexanitrodiphenylurea, from hexanitrostilbene, hexanitrodiphenyloxide, hexanitrodiphe nyl sulfide, hexanitrodiphenyl sulfone, hexanitrodiphenylamine, tetranitrocarbazole, tetranitroacridone, polyvinyl nitrate, nitrocellulose and / or pentaerythritol tetranitrate, the inert material can be selected from tin dioxide, PVB, waxes, adhesives and / or dyes and / or PE, Ca-resinate can be selected as moderator and / or as a conductive material fibers of conductive material, preferably fibers of carbon can be selected.
Dabei kann der Anteil der Initialexplosivstoffe 20 bis 70 Gew.-%, der Anteil der Oxidationsmittel 5 bis 50 Gew.-%, der Anteil der Reduktionsmittel bis zu 20 Gew.-%, der Anteil der Sekundärsprengstoffe bis zu 30 Gew.-%, der Anteil der Moderatoren bis zu 10 Gew.-%, der Anteil der leitfähigen Stoffe bis zu 20 Gew.-% und/oder der Anteil der Inertstoffe bis zu 20 Gew.-% ausmachen.The proportion of initial explosives 20 to 70 wt .-%, the proportion of the oxidizing agent 5 to 50 wt .-%, the proportion of the reducing agent up to 20 wt .-%, the proportion of secondary explosives up to 30 wt .-%, the proportion of moderators up to 10 wt .-%, make up the proportion of conductive substances up to 20 wt .-% and / or the proportion of inert substances up to 20 wt .-%.
Die Initialexplosivstoffe werden erfindungsgemäß in Verfahren zum Anzünden von Boostern oder Treibladungen bzw. zum elektrischen Erzeugen von Druckgas eingesetzt, wobei der Initialexplosivstoff elektrisch angezündet wird.The initial explosives are used according to the invention in methods for lighting booster or propellant charges or for the electrical generation of compressed gas, wherein the initial explosive is ignited electrically.
Im folgenden wird die Erfindung durch Beispiele näher beschrieben, ohne dass sie dadurch eingeschränkt werden soll:In the following, the invention will be described in more detail by way of example, without it being intended to limit it:
2-Diazo-4,6-dinitrophenol (Diazodinitrophenol oder Diazol) wird durch Diazotierung von Natriumpikramat hergestellt. 2-Diazo-4,6-dinitrophenol (diazodinitrophenol or diazole) is prepared by diazotization of sodium picrate.
Kaliumdinitrobenzofuroxanat (Kaliumbenzanat) wird durch Neutralisation von Dinitrobenzofuroxan mit Kaliumhydrogencarbonat im wässrigen Medium hergestellt. Kaliumdinitrobenzofuroxanat (potassium benzanate) is prepared by neutralization of dinitrobenzofuroxan with potassium bicarbonate in an aqueous medium.
Während kleine Massen von Diazodinitrophenol (Diazol) oder Dipikrylditetrazol, z. B. 5 mg, bei Verwendung eines Metallschichtelementes nicht durchzünden, wird durch einen Zusatz von 30 % Kaliumdinitrobenzofuroxanat eine Sensibilisierung erreicht, wodurch eine sichere Durchzündung gewährleistet wird.While small masses of diazodinitrophenol (diazole) or dipicrylditetrazole, e.g. B. 5 mg, do not burn through when using a metal layer element, sensitization is achieved by the addition of 30% Kaliumdinitrobenzofuroxanat, whereby a secure ignition is ensured.
Größere Diazodinitrophenolmassen zünden zwar infolge Eigenverdämmung durch, doch besteht dann die Gefahr einer Detonation.Although larger Diazodinitrophenolmassen ignite due to self-attenuation, but then there is a danger of detonation.
Eine sichere Durchzündung auch von kleinen Diazodinitrophenolmassen wird durch eine Verdämmungsschicht aus Inertstoff oder durch eine thermische Aufladung bewirkt.A secure ignition even of small Diazodinitrophenolmassen is effected by a Eindämmungsschicht inert or by a thermal charge.
Schichten aus Kaliumdinitrobenzofuroxanat, mit einem Druck von bis zu 10 000 bar verdichtet, zünden bei Verwendung eines Metallschichtelementes ohne Verdämmung sicher durch.Layers of potassium dinitrobenzofuroxanate, compacted with a pressure of up to 10 000 bar, ignite safely when using a metal layer element without damming.
Ein Anzündsatz aus 50 % Kaliumdinitrobenzofuroxanat, 45 % Zinkperoxid und 5 % Titan oder Bor zündet bei Verwendung eines Metallschichtelementes ohne Verdämmungsschicht sicher durch.An ignition charge of 50% Kaliumdinitrobenzofuroxanat, 45% zinc peroxide and 5% titanium or boron ignites safely when using a metal layer element without Dämämmungsschicht.
Claims (6)
- Use of electrically ignitable salts of dinitrobenzofuroxan as initiating explosives in a primer composition for the electrical ignition of boosters or propellant charges or for the generation of pressurized gas.
- Use in accordance with claim 1, wherein the potassium salt is selected as the salt of the dinitrobenzofuroxan.
- Use in accordance with claim 1 or claim 2, wherein one or more electrically ignitable initiating explosives are additionally contained in the primer composition, selected from the group 2-diazo-4,6-dinitrophenol or 4-diazo-2,6-dinitrophenol, dipicrylditetrazole, salts of 2-diazo-4,6-dinitroresorcinol or 4-diazo-2,6-dinitroresorcinol, trinitrophenol and trinitroresorcinol.
- Use in accordance with any one of the claims 1 to 3, wherein the initiating explosive is compressed.
- Use in accordance with any one of the claims 1 to 4, wherein a plugging of inert material is additionally contained in the primary composition.
- Use in accordance with any one of the claims 1 to 5, wherein at least one oxidising agent is additionally contained in the primary composition.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19812400 | 1998-03-20 | ||
| DE19812400 | 1998-03-20 | ||
| PCT/EP1999/001906 WO1999048842A1 (en) | 1998-03-20 | 1999-03-22 | Primary explosives and primers which can be ignited by electric triggering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP1064241A1 EP1064241A1 (en) | 2001-01-03 |
| EP1064241B1 true EP1064241B1 (en) | 2007-08-08 |
Family
ID=7861763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP99917834A Expired - Lifetime EP1064241B1 (en) | 1998-03-20 | 1999-03-22 | Primary explosives and primers which can be ignited by electric triggering |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1064241B1 (en) |
| AT (1) | ATE369327T1 (en) |
| DE (2) | DE19912622A1 (en) |
| WO (1) | WO1999048842A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10144618A1 (en) | 2001-09-11 | 2003-03-27 | Hilti Ag | Blowing agent magazine for setting tools |
| CA2633609C (en) * | 2005-12-20 | 2014-11-18 | Ruag Ammotec Gmbh | Primer composition |
| RU2433993C2 (en) * | 2005-12-20 | 2011-11-20 | Руаг Аммотек Гмбх | Styphnic acid salts |
| DE102006024511A1 (en) * | 2006-05-23 | 2007-11-29 | Ruag Ammotec Gmbh | ignition |
| BRPI0921212B1 (en) * | 2008-11-07 | 2019-10-15 | Ruag Ammotec Gmbh | IGNITION SETS AS INITIAL EXPLOSIVE SUBSTANCES |
| DE102015014428A1 (en) * | 2014-11-10 | 2016-05-12 | Ruag Ammotec Gmbh | Thermal pre-ignition agents |
| CN110218164B (en) * | 2019-05-30 | 2021-10-01 | 信阳师范学院 | Energetic material 1, 3-bis (3,4, 5-trifluoro-2, 6-dinitrophenyl) urea and preparation method and application thereof |
Family Cites Families (10)
| 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 |
| DE2806599C2 (en) * | 1978-02-16 | 1986-06-26 | Dynamit Nobel Ag, 5210 Troisdorf | Mono- and dinitrodihydroxydiazobenzene salts |
| DE3321943A1 (en) * | 1983-06-18 | 1984-12-20 | Dynamit Nobel Ag, 5210 Troisdorf | LEAD- AND BARIUM-FREE APPLICATION SETS |
| DE3707694A1 (en) * | 1987-03-11 | 1988-09-29 | Dynamit Nobel Ag | ELECTRICALLY APPLICABLE SETS FOR SLEEVELESS AMMUNITION AND DRIVING CARTRIDGES |
| CH685699A5 (en) * | 1993-08-25 | 1995-09-15 | Ems Patvag Ag | Pyrochemical priming in a gas generator. |
| PL181960B1 (en) * | 1994-09-13 | 2001-10-31 | Dynamit Nobel Ag | Igniting elements suitable for precise adjustment of cap composition |
| DE19616627A1 (en) * | 1996-04-26 | 1997-11-06 | Dynamit Nobel Ag | Kindling mixtures |
-
1999
- 1999-03-22 WO PCT/EP1999/001906 patent/WO1999048842A1/en active IP Right Grant
- 1999-03-22 DE DE19912622A patent/DE19912622A1/en not_active Ceased
- 1999-03-22 DE DE59914443T patent/DE59914443D1/en not_active Expired - Lifetime
- 1999-03-22 AT AT99917834T patent/ATE369327T1/en not_active IP Right Cessation
- 1999-03-22 EP EP99917834A patent/EP1064241B1/en not_active Expired - Lifetime
Non-Patent Citations (1)
| Title |
|---|
| None * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE59914443D1 (en) | 2007-09-20 |
| ATE369327T1 (en) | 2007-08-15 |
| DE19912622A1 (en) | 1999-09-23 |
| WO1999048842A1 (en) | 1999-09-30 |
| EP1064241A1 (en) | 2001-01-03 |
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