Explosives TRIZ Cases

A layered thermite primer replaces toxic lead compounds with ceramic-stabilized coatings for reliable firing-pin ignition and automated production.

Regolith-based micro-magnesium energetics use functional grading and pellet manufacturing to deliver controllable lunar heating with lower sensitivity.

Azide-alkyne triazole curing replaces moisture-sensitive urethane chemistry, removing dehumidification needs while improving ADN compatibility.

See how metal and metal oxide powders form thermite compositions that resist shock, heat, and friction while delivering high thermal flux.

Basic copper-zinc nitrate balances oxygen, controls combustion, improves slag formation, and reduces visible light in vehicle safety devices.

A water-dispersible polymer matrix helps dose pyrotechnic material evenly while improving adhesion and fixation in extreme conditions.

Replacing a PMMA solvent matrix with a water-dispersible vinyl ester polymer improves dosing, adhesion, and stability in extreme conditions.

Fuzzy interfaces support rapid ignition while limiting reducing-metal oxidation.

A PMMA and metal powder propellant helps pulsed plasma thrusters generate more plasma at lower voltage for improved thrust efficiency.

A thin oxidizer-and-binder layer inside the combustion port accelerates fuel-grain heating, ignition, and startup thrust.

Replacing water with ammonia in ADN gas generator fuel eliminates toxic emissions while ensuring low-temperature stability down to -30°C.

Replacing dimeryl diisocyanate with alternative curing agents and high molecular weight diols suppresses burn rate while maintaining thrust.

A hierarchical reactive composite system with a protective coating and disintegrating core enables controlled material breakdown in well environments.

A downhole assembly uses a first article to provide chemical or heat for the disintegration of a second article.

Alternating metal oxide and reducing metal layers in a primer substrate eliminate lead toxicity while maintaining reliable ignition for smokeless powder.

Segmented reactive composite sheets ensure simultaneous heating to resolve poor bonding uniformity in large area joints.

Optimized grain size distribution extends flame life by ten times while maintaining projectile compressibility.

Nitrous oxide ionic monopropellants deliver high specific impulse through non-catalytic thermal decomposition.

Secondary nitrate salts stabilize renewable fuel emulsions, resolving phase separation and viscosity control issues.

Composite solid propellant with unoxidized aluminum nanoparticles and surfactants enables three distinct combustion regimes for precise thrust control.

Single-solvent hydrolysis converts unstable terminal nitrate esters to hydroxyl groups, preventing de-curing and extending shelf life.

A bonded thermite composition uses a glassy boron oxide binding phase to join metal and metal oxide particles into a solid form.

Replaces toxic polyisocyanate curatives with light curable moieties to eliminate voids and reduce curing time.

A segmented wire ignition system uses distinct core and jacket layers to generate rapid heat through exothermic reactions.

Integrating the combustion chamber, nozzle, and fuel tank into a single solid fuel piece eliminates separate pressurization systems.

Mixed oxidizer system in solid gas-generating composition eliminates nozzle blockages from solid residues while maintaining high gas yield.

Homogeneous binder coating on core particles improves manufacturing precision for reactive composites by controlling reactivity and mechanical properties.

A thermite-polymer power source generates continuous pressure to actuate subsurface tools without explosive charges.

A monopropellant fuel composition mixes water-soluble hydrocarbon fuel with hydrogen peroxide in water to generate superheated steam.

Reactive burning rate accelerators eliminate heat sink losses by converting inert metallic components into active energy sources that enhance specific impulse.

Elongated oblate spheroidal propellant grains increase packing density by 5-10% to boost kinetic energy in large caliber ammunition.

A basic azotetrazolate pyrotechnic igniter composition enhances thermal stability and sensitivity characteristics.

A non-explosive setting tool uses a dampening conduit to drain fluid and control piston stroke speed, eliminating hazardous explosive pressure impulses.

Partially fluorinated carbon compounds replace graphite fluoride in pyrotechnic decoys to generate infrared radiation via soot particle emission.

Hydrate solvent dispersion yields stable energetic composites with high volumetric energy density, avoiding nanoaluminum water instability.

Replacing nano-sized fuels with micron-scale aluminum particles eliminates handling risks while maintaining impact sensitivity and non-toxic performance.

A rigid self-consuming polymeric composition enables controlled structural destruction through embedded fuel and oxidizer components.

Propellant voids expand burning surfaces to increase thrust, resolving speed and complexity trade-offs in bomb deployment.

Segmenting fuel and oxidizer into separate tanks prevents accidental ignition hazards while enabling efficient multi-mode thrust generation.

Strontium nitrate, magnalium, and sulfur replace toxic perchlorates in a strobe composition that achieves one pulse per minute.