Other Chemical Processes TRIZ Cases

Increasing framework charge density in metalloalumino(gallo)phosphosilicates via local quality and intermediary cations to resolve stability trade-offs.

Extruding a ceramic mixture forms shaped abrasive particles with bonded surface layers, resolving shape precision versus manufacturing complexity.

Polymer-coated fine aggregate retains water to maintain concrete fluidity, resolving the trade-off between workability and compressive strength.

Composite material with biogenic additives reduces retention time while maintaining hydraulic conductivity in flowing water.

Silver-gallium composite oxide achieves high NOx storage capacity below 200°C, replacing transition metals to eliminate environmental toxicity.

Replacing petroleum-based monomers with bio-based glutamic acid reduces environmental toxicity while maintaining high absorption capacity.

A thermoplastic polyurethane composition uses a specific mixture of 1,6-hexanediol and 1,3-propanediol as chain extenders.

Solvothermal synthesis of metal-organic frameworks using tetrahedral ligands forms uniform three-dimensional structures without surfactants for gas adsorption.

Linear and graft polyelectrolyte adjuvants form adsorption layers on silicon nitride, resolving low selectivity between silicon oxide and nitride layers.

A grinding aid mixture of glycerin and polyethylene glycol lowers liquid viscosity to enhance hydraulic powder handling during milling.

A resin composition seals electrical parts using a polyester and polyolefin blend.

Circulating acidic solution with oxalic acid removes mercury compounds, enabling standard disposal instead of hazardous waste handling.

A particulate water-absorbing agent uses controlled molecular weight distribution and branching density to enhance fluid retention capacity.

Adsorbs organic carbon via lignite slurry in clarifiers, reducing chlorination by-products and oxidant needs.

A vapor composition with acyclic carbonate solvent forms a water-repellent protective film on patterned wafers.

A stainless steel column features a porous monolithic polymer chemically bonded to the interior wall for robust mechanical stability.

Template etching creates a hollow cubic structure that increases specific surface area, resolving low reactive site limits in traditional adsorbents.

A CMP polishing liquid containing metal salts, triazole, and phosphorus acid improves the removal rate of palladium and nickel layers.

Biodegradable polysaccharide superabsorbent polymer with targeted crosslinks reduces cellulosic fiber need, enabling thinner absorbent articles.

Low-concentration difluoroacetic acid mobile phase additive enables high sensitivity mass spectrometry detection of biomolecules.

Replacing flammable hydrocarbons with HFO-1234 propellant eliminates ozone depletion risks while maintaining effective spray propulsion.

Extruding viscous abrasive mixtures through shaped orifices to form precise precursor particles.

Adjusting slurry pH to acidic component pKa improves selectivity over silicon oxide while reducing scratch defects.

In-situ pyrrole polymerization binds MOF powders into monolithic adsorbents, preserving specific surface area and mechanical strength.

Alkoxylated amines align with sodium carboxylates at the oil-water interface to accelerate phase separation, preventing formation damage from plugging.

A polyvinyl acetate and glycerin blend suppresses dust on mineral fertilizer surfaces.

Amine-functionalized chitin removes nitrogen-based munitions compounds from water through pH-regenerable adsorption and visual detection.

A titanium complex catalyst with specific ligands cures silicon-containing polymers efficiently.

A two-dimensional clay based composite adsorbent removes phosphorus from wastewater through synergic interaction of metal oxides and hydroxide.

A perfluoroelastomer composition uses ketjen black and nitrile monomers to form a crosslinked sealing material.

Solvent exchange extracts binders from adsorbent bodies, resolving the trade-off between mechanical robustness and sorbent capacity.

Abrasive particle-dispersion layer composite uses anionic and cationic dispersants to stabilize polishing slurries.

Mixed aryl-alkyl diesters lower glass transition temperature and increase viscosity, resolving limitations of conventional benzoate esters in polar polymers.

A process for biaxially oriented films uses recycled polyester with increased molecular weight via condensation.

Replacing thermal curing with UV irradiation eliminates electrolyte membrane deterioration while maintaining gas barrier properties.

A method produces low primary amine polyaspartic esters by reacting aliphatic diamines with excess Michael addition receptors.

Aliphatic amine surface treatment on cross-linked polymer particles reduces gel blocking to improve saline flow conductivity.

Glycidol-modified cross-linked polymer particles provide hydrophilic retention for oligosaccharide separation.

Segmented combustion zones with independent gas streams manage oxygen concentration to prevent catalyst damage and reduce flue gas venting.

Replacing BTA with cyanurate or oxalic acid prevents insoluble film formation, resolving the trade-off between corrosion protection and removal rate.

Solvothermal synthesis of metal-organic frameworks using tetrahedral ligands to form uniform three-dimensional microstructures.

A silyl modified polymer sealant uses specific phenol-based antioxidants to enhance storage stability and performance under demanding conditions.

Porous calix[4]arene polymer removes oil and dyes rapidly, solving slow uptake speed in wastewater treatment.

Optimized pore structure achieves high mass transfer coefficients, resolving slow adsorption speeds for proteins and viruses.

A fluoropolyether polymer with a phenylene linker unit resolves the contradiction between water repellency and chucking properties in lens substrates.

Local blade geometry modifications compensate for tip gaps in automotive cooling fans, maintaining efficiency without adding tip bands.

Hierarchical pore structure enables selective COD removal without reducing lithium concentration in raffinate.