Physical/Chemical Process Catalysts TRIZ Cases

Cerium-zirconium compound oxide suppresses pores larger than 100 nm to maintain thermal stability after 1,000°C heat treatment.

Using a carbon carrier with an IA/IG ratio of 0.90 or less inhibits gas diffusion resistance, maintaining catalyst layer stability and oxidation resistance.

Aromatic 1,4-diether internal electron donors boost Ziegler-Natta catalyst activity in olefin polymerization reactions.

A honeycomb structure uses varying partition wall thicknesses in boundary regions to suppress cell shape deformation.

An end-face sensor insertion hole with breakage prevention prevents structural damage during measurement while eliminating soot leakage.

Segmented placing portions and non-placing zones protect vulnerable edges during stacking, eliminating container boxes to improve loading efficiency.

Alumina catalyst converts branched olefins to separable isomers, reducing 1-hexene loss and boosting yield.

A honeycomb structure integrates conductive substances into ceramic cell walls to generate stable electrical resistance across varying temperatures.

Regenerated silicon carbide raw material with controlled particle size integrates into the starting composition to maintain structural properties.

Positioning the catalyst converter above the crankcase utilizes unused engine volume, resolving the conflict between ground clearance and component size.

A metal honeycomb catalyst uses two stacked foils wound transversely to form the core and casings in one continuous process.

Oxidative carbonylation converts amines to high-purity carbamates, eliminating acidic by-products and improving atom efficiency.

Y3PO7 composite phosphate support increases heat resistance and CO conversion efficiency compared to AlPO4.

Ceramic cement bonds segmented honeycomb catalysts into flexible geometries, resolving conflicts between structural integrity and flow distribution.

A honeycomb structure blends ceramic particles with inorganic fibers to achieve high bending strength.

Segmented through and blind pores in the partition walls balance mechanical strength against exhaust gas purification performance.

Segmented honeycomb cells with magnetic fillings enable efficient induction heating while maintaining low pressure loss in exhaust gas purification systems.

Silicon carbide ceramic with stable resistivity prevents excessive current flow during heating.

Layered inorganic fiber sheets with distinct widths resolve the trade-off between holding power and eolian erosion resistance.

Silica sacrificial supports template M-N-C catalyst formation, preventing metal leaching and improving stability in acidic media.

A selective hydrogenation process treats olefinic gasoline to convert polyunsaturated compounds while preserving mono-olefins.

Merging Raman excitation and photocatalytic light paths eliminates focus misalignment errors, ensuring accurate dynamic monitoring of liquid phase reactions.

A photocatalyst electrode with a metal sulfide coating decomposes hydrogen sulfide using visible light, preventing photodissolution and extending catalyst life.

Partial hydrogenation of nitrile moieties to aldehydes using metal catalysts resolves yield and selectivity trade-offs in cyclobutane amine preparation.

Measuring insert peripheral geometry before housing deformation prevents ceramic damage and bypass formation by compensating for shape tolerances.

Heterogeneous sulfide catalysts enable low-pressure gas-phase alkene carbonylation, eliminating high-pressure requirements and reducing harmful by-products.

Reacting mercaptoalcohols with dialkylcarbonates using group IIIb or IVb metal salt catalysts to produce monothiocarbonates.

Extrude ceramic raw materials to form honeycomb bodies with connected cells, eliminating cutting steps that increase tool wear and production costs.

A small molecule composition induces human pluripotent stem cell differentiation into myocardial cells using targeted signaling modulation.

Sintered metallic nanoparticles form a conductive network that eliminates carbon support barriers, restoring gas diffusion rates at high current densities.

A countercurrent tank reactor uses a sacrificial lining to protect internal walls from corrosive supercritical water environments.

Ultrafine fiber surface layers prevent scattering and maintain high friction without organic binder emissions.

Machining honeycomb cell structure end faces achieves uniform dry mass, controlling catalyst loading and reducing noble metal waste.

Quaternary ammonium ions with branched alkyl groups modify organoclay to stabilize drilling fluid viscosity.

A sapphire thin film transfers onto flexible polymer substrates via e-beam deposition and thermal annealing.

A silica-alumina catalyst prepared via hydrothermal treatment enhances olefin oligomerization activity.

Catalytic proppant particles lower fluid viscosity and remove heteroatoms through hydrogenation reactions.

Band-like electrodes on a resistive honeycomb structure suppress temperature bias and excessive current flow during high-voltage heating.

Dispersing catalysts into carbonaceous material during pretreatment improves conversion while reducing hydrogen consumption.

A portable water treatment unit uses ozone generation and a titanium dioxide catalyst to create powerful oxidants for rapid disinfection.

Differentiated outermost circumferential wall thickness in a plugged honeycomb segment reduces pressure loss and prevents catalyst clogging at incomplete cells.

A segmented honeycomb manufacturing method uses a pressurizing jig to bond quadrangular and triangular silicon carbide segments.

Replacing dense alumina with optimized silica additives reduces reactor erosion by 70% and cuts catalyst consumption by 30% in fluid bed processes.

Solid titanium compounds replace fine TiO2 particles in ceramic and glass compositions to create catalytically active surfaces.

Surfactant-mediated mixing resolves hydrophobic carbon dispersion issues, yielding high surface area composites for battery electrodes.

Converting titanium dioxide into calcium titanates within the rotary kiln simplifies material procurement while maintaining clinker physical integrity.

Two-phase heating process uses exothermic reaction heat to raise reactor temperature in chlorine production.

Silicon carbide catalyst resists coke deactivation during trifluoroiodomethane production, eliminating oxidative regeneration needs.

Replacing synthetic resins with natural precursors lowers manufacturing costs while achieving energy densities more than twice those of commercial materials.

Transverse tubular recesses create cross-connections between parallel channels, improving air flow distribution and thermal recovery in regenerator beds.