Casting-curing insensitive high-explosion-heat explosive and preparation method thereof

Non-explosive pyrotechnic material, which is auto-combustible at or near atmospheric pressure, comprises an energizing binder and ammonium perchlorate. The material is auto-combustible after initiation by an electrical pulse. Non-explosive pyrotechnic material, which is auto-combustible at or near atmospheric pressure, comprises an energizing binder and ammonium perchlorate. The material has a thickness less than 500 microns or a mass less than 15 mg. The material is auto-combustible after initiation by an electrical pulse, P, such that 150 mW ≤ P ≤ 800 mW for a time, t, such that 20 ms ≤ t ≤ 600 ms. the material comprises: 25-80 wt.% energetic binder based on glycidyl polyazote (PAG), or poly-3,3-bis(azidomethyl)oxetane (BAMO), or polyester or polyether and at least one energizing plastifier; 10-70 wt.% ammonium perchlorate with grain size of 0.5-30 microns; and 0-45 wt.% at least one nitroamine. Independent claims are also included for energizing compound for making the material; and use of the material as micro-generator for gas or heat.

Non-detonatable pyrotechnic materials for microsystems

The invention is directed to a solid, pyrotechnic composition as a base-bleed composition for reducing the base-drag of non-self-propelled projectiles The composition comprises a oxygenated hydrocarbon component and an oxidizing agent component

Solid pyrotechnic compositions for projectile base-bleed systems

The invention relates to a process for preparing a body of a rocket propulsion unit comprising a rubber wall forming a chamber which contains a propergol and an outer wall forming reinforcement, characterized in that the following steps are carried out: the rubber chamber is coated with an adhesive agent, the whole is baked at a temperature higher than about 100° C., the propergol is introduced into the chamber, the outer wall is made by depositing impregnated fibers around the chamber and polymerization at a temperature lower than about 100° C.

Process for preparing bodies of rocket propulsion units

Festtreibstoff auf der Basis von phasenstabilisiertem Ammoniumnitrat

1. Process for the production of solid propellants, e.g. composite ram jet propellants, comprising at least one pulverulent oxidizer, e.g. ammonium perchlorate, a prepolymer binder as the fuel, optionally further solid fuels and additives, such as plasticizers, stabilizers, burn-off moderators, in which the aforementioned components are mixed and shaped to propelling compositions, accompanied by the addition of a hardener, characterized in that for processing non-pourable mixtures with a viscosity of >= 1000 Pa.s, the components are mixed in kneader in vacuo, the hardener is added to the mixture accompanied by further mixing and the finished mixer is extruded directly from the kneader into a propellant form in opposition to a counterpressure.

Process and apparatus for the production of solid propellants

Bei der Herstellung von Festtreibstoffen, z.B. Composite-, Staustrahltreibstoffe o. dgl., die aus wenigstens einem pulverformigen Oxidator, z.B. Ammoniumperchlorat, einem Prepolymer-Binder als Brennstoff, gegebenenfalls weiteren festen Brennstoffen und Additiven bestehen, lassen sich nichtgiesfahige Mischungen mit einer Viskositat ≥ 1000 Pa.s dadurch zu geformten Treibstoffen verarbeiten, das die Komponenten in einem Kneter unter Vakuum gemischt, der Harter fur den Binder unter weiterem Mischen zugegeben und die fertige Mischung unmittelbar aus dem Kneter in eine Treibsatzform gegen einen Gegendruck extrudiert wird.

Verfahren und Vorrichtung zur Herstellung von Festtreibstoffen

Procede de realisation de charges propulsives pour des generateurs de gaz a "base-bleed" composees d'un agent propulsif, qui est un melange d'un ou de plusieurs corps solides, dont au moins un est un oxydant, et d'un liant sous forme d'un elastomere a deformation thermoplastique approprie, caracterise en ce que la masse propulsive est introduite dans une enveloppe isolante, qui a titre de composant essentiel contient un liant de meme nature que l'elastomere a deformation thermoplastique susmentionne, et est reunie avec elle a temperature elevee et sous haute pression. Method for producing propellant charges for gas generators "base-bleed" composed of a propellant which is a mixture of one or more solid bodies, at least one is an oxidizing agent, and a binder in the form of an appropriate thermoplastically deformable elastomer, characterized in that the propulsive mass is introduced into an insulating jacket, which in essential component contains as a binder of the same kind as the aforementioned thermoplastic elastomer deformation, and is joined with it at elevated temperature and under high pressure.

Process for preparing insulated propellant charges

Process for the manufacture of a propellant for base-bleed gas generators, thus for generators made of a gas-producing charge for the increase of range wherein a binder and one or more granular or powdery solid substances are used at least one of which is an oxidant, characterized thereby that the binder is a thermoplastically deformable elastomer, that solvents are added to said elastomer which is thoroughly mixed with the solid substance and that said elastomer is deposited thereon by removal of the solvent with the formation of a granulate.

Hiltmar Schubert

Papers

Process and apparatus for the production of solid propellants

Verfahren und Vorrichtung zur Herstellung von Festtreibstoffen

Process for preparing insulated propellant charges

Propellant for base-bleed gas generators and process for manufacturing it

Verfahren zum herstellen von isolierten treibsaetzen und mit einer isolationshuelle versehener treibsatz