Physical/Chemical Process Catalysts TRIZ Cases

Alternating columns with oblique vanes direct fluid to impinge on reactor walls, increasing heat transfer coefficients without excessive pressure drop.

A two-stage pyrolysis and siliconization process forms beta-SiC in porous ceramic articles.

A composite microcapsule wall forms through interfacial polymerization to control active ingredient release at room temperature.

Pin arrangement positions insulated heating wire at specific distance from honeycomb body, reducing corrosive loss while maintaining low pressure losses.

A honeycomb structure production method forms slits, fills them with joining material, and removes residual walls to ensure accurate alignment.

Inverting the coating process creates stable metal-rich siliceous compositions that overcome low metal oxide content limits in conventional methods.

Sr2+-SAPO-34 sorbents address complex amine absorption processes by providing selective CO2 removal at ambient conditions through cation-sorbate interactions.

Halogen-based catalyst oxidizes toxic sulphur compounds into safer disulphides, eliminating foul odors and hazardous handling requirements.

Vacancy-engineered copper shell blocks ethylene pathways, boosting alcohol-to-ethylene ratio six-fold.

An air blower integrates an insect trapping part between the intake port and filter to capture pests before they reach the suction mechanism.

Antechambers with flexible seals isolate corrosive reagents to prevent equipment damage while maintaining high-throughput Ziegler-Natta catalyst synthesis.

Sulfided catalyst hydrotreatment converts oxygenates in propylene oxide by-product streams into ethylbenzene.

A layered emission control device integrates oxidizing catalysts and a hydrocarbon trap within spatial constraints.

Segmented flow channels introduce liquid water separately from carrier gas, overcoming vapor pressure limits to increase hydrogen production rates.

A segmented distributor plate feeds hydrocarbon feed and catalyst concurrently upwardly through multiple openings across the riser cross-section.

An induction heated catalytic converter substrate uses embedded metal wires to reach light-off temperature quickly, reducing cold-start emissions.

Elevated pressure with Lewis acid catalysts resolves low yield issues in chroman derivative manufacturing.

Titanic acid coated phosphate particles catalyze polycondensation while suppressing titanium-induced darkening and thermal degradation.

Replacing hazardous thallium salts with nickel or cobalt cations accelerates basic aluminum halide production while eliminating extreme toxicity risks.

Pressurizing a packed bed of porous catalytic particles accelerates chlorous acid conversion to chlorine dioxide while preventing fluidization.

A dual metallocene catalyst system produces polyolefins with broad molecular weight distributions in a single reactor.

A portable filtration device integrates an ozone chamber with ultraviolet irradiation to sanitize liquid flow.

Real-time feedback adjusts urea dosage based on nitrogen oxide levels and catalyst storage capacity to prevent ammonia breakthrough.

Organic fibers in glass fiber sheets improve corrugating processability without generating paper dust.

Ion-exchanged smectite binder replaces organic binders to inhibit crack generation during firing and reduce toxic gas emissions.

Sol-gel synthesis of hydrous zirconium oxide particles using oxygen-containing additives to form soluble complexes, resolving gelation and agglomeration issues.

Alkali metal iodide mediates chloroacetic acid ester reaction with binaphthalene diol in ketone solvent, enabling efficient salt removal.

Larger emission cell areas reduce pressure loss while internal catalyst support maintains CO and HC purification efficiency.

High thermal conductivity particles conduct heat away from exothermic reaction zones, preventing localized hot spots and runaway reactions.

A silica-based adsorbent disperses active components in a monolayer state to remove sulfur from liquid fuels.

Optimized pore diameter distribution in a ceramic honeycomb structure improves nano-particle capturing ratio without increasing pressure loss.

LED-illuminated nanostructured TiO2 anode converts urea to CO2 and N2, eliminating large dialysate volumes and frequent clinic visits.

A quaternary ammonium salt catalyzes Michael addition between acrylonitrile and polyvinyl alcohol to produce 2-cyanoethyl group-containing organic compounds.

A two-step hydrothermal reaction converts sorbitol to isosorbide using controlled temperature stages.

An ionic liquid catalyst system replaces hazardous mineral acids to produce low-sulfur alkylate gasoline with sulfur content below 10 ppm.

Replacing sub-atmospheric distillation with hydroconversion using nanodispersed catalysts simplifies refinery operations and reduces energy consumption.

Spherical magnesium catalyst supports improve polymer transport and removal by resolving morphology contradictions in Ziegler-Natta systems.

Replacing toxic transition metals with alkali metal halide catalysts eliminates toxicity while maintaining narrow molecular weight distribution.

Crystallization and amine complexation remove heavy metals and toxins from crude cannabidiol to meet regulatory purity standards.

Sequential feed control in a swing reactor prevents methane combustion, increasing chlorinated product yields while maintaining reaction kinetics.

A sludge treatment method uses persulfate radicals and polymer conditioning to enhance dewatering efficiency.

Alkaline alloy reduction of silicon halides creates high-surface-area mesoporous silicon without hydrofluoric acid.

CHA framework molecular sieves incorporate intracrystalline mesopores to accelerate mass transport through the catalyst structure.

A support ring with an inclined upper surface converts bending stress into tensile stress within a vessel tray.

Real-time feedback control adjusts liquid flow to stabilize extrusion pressure, reducing defects during start-up.

A silica composition incorporating sulfur species and metal cations to increase surface area and pore volume.

Aggregating multiple iridium centers into multinuclear complexes shortens luminescence lifetime while maintaining high photoluminescence quantum yield.

Optimized alumina fiber aggregate composition improves corrosion resistance while maintaining strength and heat resistance for stricter emission standards.