Hydrocarbon Preparation Catalysts TRIZ Cases

Contacting the reaction effluent with a nitrile compound neutralizes the halogenated catalyst, preventing chlorine contamination in olefin products.

Replacing thermal heating with electromagnetic radiation, the process upgrades light paraffins to heavier products at ambient temperatures.

A crown ether and quaternary phosphonium salt catalyst system synthesizes polyethylene oxide polymers with high purity.

Iridium oxide catalyst converts ethane to ethylene via sigma-complexes, reducing energy consumption and COx byproducts.

A two-zone alkylation process converts propylene into C7 and C8 alkylate products using sulfuric acid intermediates.

CrOx-ZnO-Al2O3 catalyst resolves fluidized bed trade-offs, maintaining high selectivity and conversion.

Fluorided silica-coated alumina catalysts resolve the trade-off between monomer conversion rates and product selectivity in olefin oligomerization.

Replacing dimethyl sulfoxide with dimethyl carbonate reduces process complexity while maintaining high cyclododecatriene yields.

Optimizing the molar ratio of metal salts to heteroatomic ligands in a catalyst system resolves contradictions between productivity and activity.

Iridium dehydrogenation catalyst converts alkanes to olefins for nickel-mediated oligomerization, eliminating polymer co-products that reduce yield.

Segmented reaction zones with inter-stage cooling reduce steam usage and energy costs while increasing conversion in oxidative dehydrogenation.

Catalytic depolymerization converts renewable oligosaccharides into saturated hydrocarbons, eliminating multi-step isolation bottlenecks.

Contacting a catalyst with a deactivating agent and a higher boiling point diluent in a vapor phase prevents migration and downstream clogging.

Merges three separate water circulation loops into a unified system, lowering operating costs and improving butadiene yield efficiency.

Merging effluent stream heating into one unit reduces piping complexity and maintenance costs in ethanol dehydration systems.

Specific aromatic moieties on diphosphine ligands suppress polymer co-product formation while maintaining high 1-octene selectivity at elevated temperatures.

Coated mixed manganese ferrite catalyst controls heat generation during oxidative dehydrogenation of crude C4 mixtures without additional separation.

Integrates hydrocarbon and hydrogen production in one reactor, eliminating separate facilities and reducing capital costs.

A two-stage flashing system dilutes polymer concentration below five percent by mass in hydrocarbon bottoms to enable conventional pump operation.

Olefin oligomers from branched C10 monomers enable synthetic lubricant production via catalytic oligomerization and hydrogenation.

High-purity aromatic amines in iron diimine catalysts prevent reactor fouling from higher molecular weight alpha-olefins.

Feed gas acts as a coolant to manage exothermic heat, preventing catalyst deactivation and maintaining high ethylene selectivity.

Transalkylating hydrotreated coal tar with specific light aromatics converts polycyclic compounds into high-value xylenes.

Patsnap Eureka TRIZ case shows how converting olefins before alkylation reduces reaction heat by up to 90%.

Controlled aqueous treatment introduces oxygen and nitrogen into nanocarbon, preserving structural integrity while delivering stable catalytic performance.

Optimized heteropolyacid loading on silica reduces carbon formation and boosts ethylene productivity during alcohol dehydration.

Dispersing foulant-free condensate droplets captures reaction solution mist, preventing heat exchanger fouling and maintaining stable operation.

Acid washing removes alumina impurities from silica supports, boosting propylene yield and lowering energy consumption in metathesis processes.

Segmented catalyst bed in OCM reactor uses high selectivity component first to ignite methane at low temperature.

Oxidative dehydrogenation overcomes equilibrium limitations in butane conversion, boosting butadiene yield while reducing energy consumption.

Ethylene oligomerization using a chromium catalyst adjusts decene isomer concentrations to match application needs without requiring high 1-decene purity.

Hydrocarbon vaporization manages exothermic heat and drives turbulence in the ionic liquid reactor, eliminating external cooling systems.

Metallocene catalysts produce unsaturated polyalpha-olefins with tailored olefin compositions and molecular weights.

A segmented reactor decouples alkane conversion from catalyst regeneration, eliminating side product formation while maintaining high selectivity.

Winsor Type III surfactant phase improves alkylation yield while eliminating hazardous acid carry-over.

Ozone mediates alkane dehydrogenation to produce olefins, avoiding catalyst deactivation and high energy consumption.

Continuous oligomerization with metallocene-alumoxane catalysts achieves high vinylidene dimer selectivity while suppressing trimer formation.

Introducing inert gas into a fixed bed reactor maintains low carbon monoxide partial pressure, reducing high-boiling by-products and increasing ketone yield.

Metallocene catalyst solution with optimized activator ratios enables slurry polymerization of polyethylene wax.

Series reactor alkylation unit increases capacity while maintaining isobutane olefin ratio to prevent octane loss.

Phase transfer catalysis overcomes slow reaction rates in organohalogen and boron coupling for drug synthesis.

Heteropoly acid catalyst converts alcohols to alkenes, reducing side reactions and energy costs.

Composite nickel catalysts minimize coke deposition and extend stability during light alkane dehydrogenation.

Palladium catalyst with bis-phosphine ligands converts fatty acid anhydrides to linear alpha olefins at moderate temperatures without solvents.

Open quartz tube reactor performs alkane dehydrogenation at 575°C to 750°C without catalysts, reducing energy consumption and CO2 emissions.

High catalyst-to-fuel ratios minimize deactivation during combustion, restoring activity and lowering inventory costs.

A comonomer synthesis reactor produces linear alpha olefins from ethylene using a catalyst in a solvent.

Segment alkylation into two reactors with an ionic liquid catalyst to limit iso-butane formation below 35 wt percent of olefins.

Specific ionic liquid viscosity range eliminates refrigeration needs while maintaining mass transfer for high C8 selectivity and octane numbers.

Side-draw streams connect fixed bed reactors to a distillation column, decoupling reaction and separation to resolve azeotrope formation.