Other Chemical Processes TRIZ Cases

Directionally solidified alloy and Cartesian coordinate optimization extend stator vane life while maintaining high turbine performance.

Variable temperature ramp rates in a catalyst activator convert Cr3+ to Cr6+, resolving the contradiction between throughput and activation quality.

A sintered vitrified grindstone uses a borosilicate binder to create a porous structure with necked bonded portions.

Liquid sulfur dioxide extracts acid soluble oils from spent sulfuric acid, enabling cost-effective regeneration without high-temperature incineration.

Composite flakes combine high surface area with polymer structural integrity to remove organic dyes from wastewater without complex filtration systems.

Acidic proton solvents regenerate Cu-BTC adsorbents at normal temperature, avoiding high-energy thermal cycles that degrade structure.

Engineered polypeptides replace expensive Protein A with synthetic peptides, resolving production cost bottlenecks while maintaining purification effectiveness.

Modified SBR mediates silica dispersion in a cap tread rubber composition, resolving high filler loading trade-offs.

Flushing deactivated ruthenium catalysts with inert gas removes adsorbed water and residues, restoring catalytic activity for benzene hydrogenation.

Surface crosslinking a pulverized hydrous gel polymer resolves the trade-off between absorption rate and pressure retention in super absorbent resins.

Thermal consolidation of shredded fibrous floor coverings creates durable backing with vertical strata, resolving durability versus manufacturing complexity.

Aromatic dicarboxylic acid polyols reduce viscosity to improve mixing while maintaining flame resistance.

Polymer shells protect sorbent particles from liquid water deactivation, enabling reliable mercury capture in wet flue gas desulfurization systems.

A metal-organic framework with trimesic acid and isophthalic acid ligands increases pore accessibility for water vapor adsorption.

Patterned abrasive particles in a continuous binder eliminate scrims, increasing cut rate and longevity while reducing manufacturing complexity.

A polymer-suspended lignite activated carbon slurry removes organic carbon in a clarifier, reducing chlorination by-product formation.

Humectant composition analysis using slope curves to identify effective moisture retention agents.

Porous sintered zirconia beads penetrate deeper than solid balls, creating compressive prestresses exceeding 150 micrometers in treated parts.

Titanium oxide nanotubes selectively remove beta-lactam antibiotics from milk while preserving non-antibiotic components.

Copolymerizing acrylonitrile with sodium methallylsulfonate builds intrinsic metal adsorption sites, bypassing complex additive removal steps.

Hydrogen reduction converts ruthenium oxide to metal, enabling hydrochloric acid dissolution of used catalysts with insoluble supports.

A CMP slurry combines linear anionic polymer and phosphoric acid group compounds to polish silicon oxide layers.

A copper polishing solution with controlled organic acids and amino acids enhances surface flatness.

Segmenting hydrogel polymers resolves the trade-off between centrifuge retention capacity and absorption rate, achieving balanced performance.

A plasticizer-free styrene-acrylic polymer binds coarse soil particles into a stable mass.

A thermoplastic resin composition uses specific melt viscosity and solubility parameter differences to disperse antistatic agents effectively.

A plasma system generates carbonyl fluoride in situ using nitrogen trifluoride and carbon additives to clean semiconductor processing chambers.

A steel sheet coating apparatus uses multiple rollers and a curing furnace to deposit uniform layers.

A polyfluoroalkyl phosphonate salt emulsifier stabilizes perfluoropolyether oils in aqueous solutions.

Doped magnesium hydroxide adsorbs arsenic to simplify detection and removal, avoiding costly complex equipment.

A multi-capillary lining uses ablated preforms coated with alternating polyelectrolyte and nanoparticle layers to form a porous monolith.

Polishing liquid with quaternary ammonium cations and organic acids selectively removes barrier metals to prevent scratching on sensitive low-k films.

DNA-functionalized particles self-assemble and replicate to build complex structures through specific molecular recognition.

Synergistic corrosion inhibitor composition forms protective coatings on metal surfaces to suppress degradation in fluid systems.

Tailored metal-organic frameworks and porous organic polymers replace low-porosity traditional sorbents to abate electronic gases below 1 ppm.

A variable emittance thermochromic material adjusts its thermal radiation properties in response to temperature changes without external power.

A metallic sintered contact body uses pigmented resin to expose colored particles on the sliding surface for visual inspection.

A composite-steel hybrid rotorcraft mast bonds a fiber-reinforced polymer core inside a tubular steel shell to create a lightweight, high-strength structural component.

Site-directed mutations in protein A ligands yield a chromatography medium that withstands harsh alkaline cleaning while maintaining high binding capacity.

A guard bed monitoring method tracks temperature and pressure changes to determine optimal replacement timing.

Geopolymer seal elements match nickel alloy thermal expansion to eliminate spallation and residual strain in high-temperature gas turbine engines.

A polishing slurry uses silica abrasive, an accelerant, and a buffer to enhance material removal.

Amino acid solubilizer and benzotriazole compound balance removal rates in metal polishing liquid, preventing etching defects in embedded patterns.

Binder matrices stabilize fragile MOF particles during extrusion, maintaining surface area and gas storage capacity under water steam exposure.

Silane coupling agents and hydrophobic polyols enable fast curing and strong adhesion despite 20 MPa water pressure.

Replacing bauxite with calcined alumina reduces manufacturing costs while maintaining product quality through precise compositional control.

Thermal activation of attapulgite creates porous clay that decolorizes oil faster while preventing soluble metal contamination.

Layered chain-like silica nanoparticles create superhydrophobic surfaces while maintaining high optical transparency.

Copolymerizing adhesion promoters into a sulfur-containing polymer backbone prevents mechanical property loss during aerospace sealing.