Organic-Compounds/Hydrides/Coordination-Complexes Catalysts TRIZ Cases

Anhydride-containing acrylic shells destabilize via solvolysis to release polyaddition catalysts, extending pot life while enabling rapid curing.

Silyl substituents at the 4- or 5-position of imidazole rings enhance electron density at palladium, stabilizing active species and increasing reaction yields.

Thermal decomposition of platinum and tungsten carbonyl complexes forms stable alloy compositions on carbon supports.

Saccharide impregnation recovers desulfurization activity in used titania catalysts, overcoming economic disadvantages of fresh material.

Suspended micron-sized co-catalyst particles prevent sediment formation and rapid deactivation, enabling higher conversion rates for difficult feedstocks.

Rhodium catalysts with ferrocene-linked phosphine ligands facilitate olefin hydroformylation to produce aldehydes.

Bicyclic phosphoramidite ligands lower the normal-to-iso aldehyde ratio while maintaining stability, resolving productivity-reliability trade-offs.

Separating matrix formation from catalyst impregnation prevents molding defects while enabling high-ratio stretching for stable pore sizes.

Chromium catalyst system produces 90% pure 1-octene with beneficial by-products for polyolefin copolymerization.

Ion exchange resin recovers residual rhodium from high-salt hydroformylation solutions, reducing concentrations below 0.1 ppm.

Solid quaternary ammonium catalysts enable alkyl chloride synthesis via gaseous hydrogen chloride.

Introducing polar moieties on aromatic groups resolves the contradiction between low activation efficiency and excessive methylaluminoxane usage.

Replacing palladium with a platinum complex using binaphthyl diphosphine ligands reduces catalyst cost while maintaining high conversion yields.

A silver carboxylate-trialkyl(triaryl)phosphite complex generates silver particles in situ during photocuring to form uniform conductive patterns.

Nitrogen-modified activated carbon decomposes chloramines catalytically, eliminating toxic byproducts generated by standard adsorption.

Nitrogen doping creates oxygen vacancies in Na2WO4/Mn/SiO2 catalysts, enabling efficient methane conversion and C2 selectivity while eliminating hot spots.

A Lewis acid-base pair catalyst featuring boron or aluminum with tertiary amines drives epoxide ring-opening polymerization.

DPTZ ligands stabilize Pt single-sites on MgO and CeO2, preventing aggregation during hydrosilylation.

Gamma alumina supported hydrotreatment catalyst removes sulfur while preserving olefins to maintain high octane numbers.

An ionic liquid catalyst converts low-purity ethylene into C10-C55 hydrocarbons, tolerating feed impurities that poison conventional zeolite systems.

An iron(II)-phthalocyanine catalyst facilitates direct intramolecular C-H bond amination of alkyl azides at moderate temperatures.

Continuous distillation removes octadiene to prevent palladium deactivation, extending catalytic activity duration for industrial viability.

Halometallate ionic liquid micro-emulsions resolve separation bottlenecks by forming stable reverse micelles that allow rapid catalyst recovery.

Purging air and drying reactants prevents downstream corrosion during ionic liquid catalyzed hydrocarbon conversion.

A catalyst oil-coal slurry mixes an oil-soluble molybdenum source with coal powder to enhance catalytic activity.

Soluble N-trialkylsilyl-bis(perfluoroalkylsulfonyl)imide catalysts enable ring opening polymerization without solid residue filtration.

A titanium catalytic composition modified by a preformed Lewis base and aluminium mixture enables selective ethylene dimerization to 1-butene.

Catalysts modify reaction kinetics to increase compressive strength above 0.3 N/mm², ensuring EN 253:2003 compliance for insulated pipes.

Magnetic macroporous polymeric hybrid scaffolds support and enhance bionanocatalyst performance through embedded magnetic microparticles.

Replacing toxic solvents with recyclable ionic liquids stabilizes the catalyst against deactivation while enabling selective product distribution.

Ionic liquids catalyze in situ silylation of silica fillers to improve interfacial bonding within rubber compounds.

Micellar solutions enable direct back-extraction of palladium, eliminating hazardous chemical purification steps.

An iron imino coordination compound catalyzes ethylene oligomerization to produce linear alpha-olefins with high purity.

A spherical magnesium halide adduct incorporates an o-alkoxybenzoate compound to form a catalyst component with enhanced stereospecificity.

A fluorided silica support combined with a bridged monocyclopentadienyl group 4 transition metal compound activates ethylene polymerization.

Oxygen-containing additives suppress polymer formation in chromium catalyst systems, extending plant run time.

Composite sulfided catalyst removes sulfur and nitrogen from heavy oils, increasing conversion yield while maintaining catalytic activity.

Coating low surface area supports with ionic liquids improves acetylene selectivity while reducing material costs.

Solid support immobilization allows easy filtration of hyperpolarized agents, preventing toxic chelate release and catalyst contamination.

Pre-polymerizing a Ziegler-Natta catalyst with an external electron donor modifies the active sites before main polymerization.

Hydrolyze used ionic liquid catalysts with a basic solution to neutralize hazardous anhydrous metal halides.

Replacing expensive main group catalysts, lithium 4-methoxyaniline accelerates imine hydroboration at room temperature to achieve yields above 90%.

Thermolysis product of metal carboxylates removes chloramines while maintaining low pressure drop in filtration systems.

Manganese perchlorophthalocyanine catalyst achieves high reactivity and site selectivity in late-stage pharmaceutical amination.

An oxo-nitrogenated iron complex catalyzes conjugated diene polymerization to produce specific microstructures.

Hydrothermal kinetic carbonization transforms biomass into porous catalytic particles, reducing reliance on costly pretreatments while improving soil structure.

Magnesium dichloride ethanol adducts create controlled pore structures that maintain polymerization activity while preventing reactor clogging.

Salen and DMC catalysts control ether linkages in poly(alkylene carbonate), lowering glass transition temperature for soft plastics.

Viscosity modifiers lower ionic liquid thickness to improve mass transfer rates without creating difficult droplet separation issues.