Catalyst Activation/Preparation TRIZ Cases

A porous nickel boron magnesium oxide catalyst enables efficient hydrogen production at low temperatures.

Shaped ebullated bed catalyst particles with optimized geometry reduce sediment yield below 0.5 wt% while maintaining high conversion efficiency.

A sol liquid containing metal alkoxide condensates and specific acids maintains stable dispersion in mixed solvent systems.

Magnetic alignment and partial sintering create porous catalysts that lower activation energy and reduce toxic byproducts during dehydrogenation.

An inorganic adhesive bonds titanium dioxide powder to ceramic substrates, eliminating organic compound emissions while ensuring durable adhesion.

Pre-treating the cobalt catalyst with hydrogen at 200°C to 300°C activates the metal while lowering energy consumption compared to harsh reduction methods.

Uniform hydroxide crystals on a metal core resolve low thermal conductivity and weak adhesion in ceramic catalyst supports.

Tangential injection nozzle generates rotary flow on the collector plate, resolving bulky internal baffle designs that hinder temperature homogenization.

A photocatalytic device uses a lateral doping gradient to establish a built-in electric field that separates charge carriers.

Optimized hollow cylindrical granules balance heat transfer and structural integrity, reducing pressure drop during ethylene oxychlorination.

Rhatany root extract reduces copper sulfate to form copper oxide nanoparticles for wastewater dye degradation.

Ruthenium catalyst decomposes ammonia at elevated pressures and low temperatures despite hydrothermal conditions.

Metastable hexagonal bulk bimetallic catalyst achieves trimetallic-level hydroprocessing performance by eliminating support interface limitations.

Domed ends and longitudinal flutes on a cylindrical catalyst unit increase effective surface area while reducing pressure drop in packed beds.

Segregating catalyst particles from inert silica filler improves olefin polymerization flowability while maintaining homogeneous distribution.

Template-free synthesis of tantalum nitride hollow spheres utilizes visible light to degrade organic pollutants, overcoming UV limitations.

Sol-gel synthesis creates boron-doped alumina supports that resolve the trade-off between high surface area and manufacturing complexity.

Recycling metal residuals from hydroconversion catalyst production reduces waste by precipitating ions at controlled pH levels.

A dual metal oxide coating traps mobile platinum group metal species, suppressing sintering and maintaining catalytic activity at high temperatures.

Thermal decomposition of metal phenylphosphine precursors yields solid metal phosphide nanoparticles.

Iron particles assist molybdenum in controlling mesophase formation to reduce coke production during heavy oil upgrading.

Lignin-containing cellulosic supports stabilize palladium nanoparticles, preventing aggregation and enabling catalyst recovery from aqueous reaction mixtures.

Sulfur gradient ensures uniform metal distribution, preventing shell accumulation and sintering.

A laminar injector with a temperature-controlled flow straightener produces catalyst particles for high-aspect-ratio molecular structures.

Radially branched iron-silicate templates enable uniform high iron loading, preventing particle agglomeration and sintering during Fischer-Tropsch synthesis.

Hierarchical pore structures enable selective diolefin conversion while preventing polymer formation that deactivates conventional catalysts.

A solid titanium catalyst component prepared via a simplified contact process using magnesium and titanium compounds.

Ethylcellulose barrier prevents aqueous catalyst bleed-through through ceramic walls, eliminating exterior stains and enabling accurate catalyst measurement.

Shifting piperidinium attachment from C-4 to C-3 positions suppresses Hofmann elimination, ensuring durable performance in anion exchange membranes.

A magnetic float sensor detects liquid catalyst flow rates without seals or rotating parts.

Nano-supported solid-phase titanium catalyst with silica coating inhibits hydrolysis and reduces side reactions during polyester synthesis.

Cobalt heteropolyanion catalysts form stable emulsions to resolve insufficient hydrodemetallization activity from separate precursor injection.

Solution combustion synthesis yields dispersed nickel oxide nanoparticles within a silica matrix, preventing agglomeration during high metal loading.